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example_15000_combination_28
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (30:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (330:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-30:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-330:0.8)$); % \path ($(11,3.5) + (330:0.8)$) edge[bend left = 20] ($(11,3.5) + (100:0.8)$); \path ($(11,3.5) + (120:0.8)$) edge[bend left = 20] ($(11,3.5) + (240:0.8)$); \path ($(11,3.5) + (260:0.8)$) edge[bend left = 20] ($(11,3.5) + (30:0.8)$); \end{tikzpicture} \end{document}
example_15000_combination_26
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (30:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (330:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-30:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-330:0.8)$); % \path ($(11,3.5) + (330:0.8)$) edge[bend left = 20] ($(11,3.5) + (100:0.8)$); \end{tikzpicture} \end{document}
example_15000_combination_13
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \end{tikzpicture} \end{document}
example_15000_combination_1
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \end{tikzpicture} \end{document}
example_15000_combination_12
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \end{tikzpicture} \end{document}
example_15000_combination_15
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); \end{tikzpicture} \end{document}
example_15000_combination_20
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \end{tikzpicture} \end{document}
example_15000_combination_27
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (30:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (330:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-30:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-330:0.8)$); % \path ($(11,3.5) + (330:0.8)$) edge[bend left = 20] ($(11,3.5) + (100:0.8)$); \path ($(11,3.5) + (120:0.8)$) edge[bend left = 20] ($(11,3.5) + (240:0.8)$); \end{tikzpicture} \end{document}
example_15000_combination_29
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (30:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (330:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-30:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-330:0.8)$); % \path ($(11,3.5) + (330:0.8)$) edge[bend left = 20] ($(11,3.5) + (100:0.8)$); \path ($(11,3.5) + (120:0.8)$) edge[bend left = 20] ($(11,3.5) + (240:0.8)$); \path ($(11,3.5) + (260:0.8)$) edge[bend left = 20] ($(11,3.5) + (30:0.8)$); %----- \foreach \n in {0,2,...,10}{ \path ($(1+ \n,3.5) + (75:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-75:0.8)$); \path ($(1 + \n,3.5) + (70:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-70:0.8)$); \path ($(1 + \n,3.5) + (65:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-65:0.8)$); \path ($(1 + \n,3.5) + (60:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-60:0.8)$); \path ($(1 + \n,3.5) + (55:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-55:0.8)$); \node[color = blue, rotate = -17] at (1.4 + \n,4.45) {\footnotesize{$\overbrace{\phantom{}}^{n-1}$}}; \path ($(1 + \n,3.5) + (180:0.8)$) edge[color = brown] ($(1 + \n,3.5) + (0:0.8)$); } \end{tikzpicture} \end{document}
example_15000_combination_16
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \end{tikzpicture} \end{document}
example_15000_combination_24
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (30:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (330:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-30:0.8)$); \end{tikzpicture} \end{document}
example_15000_combination_23
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (30:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (330:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \end{tikzpicture} \end{document}
example_15000_combination_2
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \end{tikzpicture} \end{document}
example_15000_combination_5
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \end{tikzpicture} \end{document}
example_15000_combination_25
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (30:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (330:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-30:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-330:0.8)$); \end{tikzpicture} \end{document}
example_15000_combination_10
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \end{tikzpicture} \end{document}
example_15000_combination_17
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); \end{tikzpicture} \end{document}
example_15000_combination_19
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); \end{tikzpicture} \end{document}
example_15000_combination_4
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \end{tikzpicture} \end{document}
example_15000_combination_3
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \end{tikzpicture} \end{document}
example_15000_main
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (30:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (330:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-30:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-330:0.8)$); % \path ($(11,3.5) + (330:0.8)$) edge[bend left = 20] ($(11,3.5) + (100:0.8)$); \path ($(11,3.5) + (120:0.8)$) edge[bend left = 20] ($(11,3.5) + (240:0.8)$); \path ($(11,3.5) + (260:0.8)$) edge[bend left = 20] ($(11,3.5) + (30:0.8)$); %----- \foreach \n in {0,2,...,10}{ \path ($(1+ \n,3.5) + (75:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-75:0.8)$); \path ($(1 + \n,3.5) + (70:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-70:0.8)$); \path ($(1 + \n,3.5) + (65:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-65:0.8)$); \path ($(1 + \n,3.5) + (60:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-60:0.8)$); \path ($(1 + \n,3.5) + (55:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-55:0.8)$); \node[color = blue, rotate = -17] at (1.4 + \n,4.45) {\footnotesize{$\overbrace{\phantom{}}^{n-1}$}}; \path ($(1 + \n,3.5) + (180:0.8)$) edge[color = brown] ($(1 + \n,3.5) + (0:0.8)$); } \end{tikzpicture} \end{document}
example_15001_combination_28
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (7.95,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (9.95,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (30:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (330:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-30:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-330:0.8)$); % \path ($(11,3.5) + (330:0.8)$) edge[bend left = 20] ($(11,3.5) + (100:0.8)$); \path ($(11,3.5) + (120:0.8)$) edge[bend left = 20] ($(11,3.5) + (240:0.8)$); \path ($(11,3.5) + (260:0.8)$) edge[bend left = 20] ($(11,3.5) + (30:0.8)$); \end{tikzpicture} \end{document}
example_15001_combination_26
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (7.95,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (9.95,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (30:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (330:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-30:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-330:0.8)$); % \path ($(11,3.5) + (330:0.8)$) edge[bend left = 20] ($(11,3.5) + (100:0.8)$); \end{tikzpicture} \end{document}
example_15001_combination_14
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (7.95,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (9.95,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \end{tikzpicture} \end{document}
example_15001_combination_6
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \end{tikzpicture} \end{document}
example_15001_combination_1
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \end{tikzpicture} \end{document}
example_15001_combination_27
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (7.95,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (9.95,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (30:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (330:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-30:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-330:0.8)$); % \path ($(11,3.5) + (330:0.8)$) edge[bend left = 20] ($(11,3.5) + (100:0.8)$); \path ($(11,3.5) + (120:0.8)$) edge[bend left = 20] ($(11,3.5) + (240:0.8)$); \end{tikzpicture} \end{document}
example_15001_combination_20
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (7.95,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (9.95,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \end{tikzpicture} \end{document}
example_15001_combination_29
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (7.95,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (9.95,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (30:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (330:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-30:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-330:0.8)$); % \path ($(11,3.5) + (330:0.8)$) edge[bend left = 20] ($(11,3.5) + (100:0.8)$); \path ($(11,3.5) + (120:0.8)$) edge[bend left = 20] ($(11,3.5) + (240:0.8)$); \path ($(11,3.5) + (260:0.8)$) edge[bend left = 20] ($(11,3.5) + (30:0.8)$); %----- \foreach \n in {0,2,...,10}{ \path ($(1+ \n,3.5) + (171:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (11:0.8)$); \path ($(1 + \n,3.5) + (176:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (6:0.8)$); \path ($(1 + \n,3.5) + (181:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (1:0.8)$); \path ($(1 + \n,3.5) + (186:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-4:0.8)$); \path ($(1 + \n,3.5) + (191:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-9:0.8)$); \node[color = blue] at (0.14+\n,3.475) {$\mathbf{\lbrace }$}; \node[color = blue] at (0.04+\n,3.33) {\footnotesize{$n$}}; } \end{tikzpicture} \end{document}
example_15001_combination_9
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (7.95,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \end{tikzpicture} \end{document}
example_15001_combination_7
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \end{tikzpicture} \end{document}
example_15001_combination_4
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \end{tikzpicture} \end{document}
example_15001_combination_3
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \end{tikzpicture} \end{document}
example_15001_combination_18
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (7.95,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (9.95,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \end{tikzpicture} \end{document}
example_15001_combination_11
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (7.95,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (9.95,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \end{tikzpicture} \end{document}
example_15001_combination_16
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (7.95,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (9.95,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \end{tikzpicture} \end{document}
example_15001_combination_23
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (7.95,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (9.95,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (30:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (330:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \end{tikzpicture} \end{document}
example_15001_combination_24
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (7.95,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (9.95,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (30:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (330:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-30:0.8)$); \end{tikzpicture} \end{document}
example_15001_combination_25
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (7.95,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (9.95,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (30:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (330:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-30:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-330:0.8)$); \end{tikzpicture} \end{document}
example_15001_combination_17
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (7.95,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (9.95,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); \end{tikzpicture} \end{document}
example_15001_combination_19
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (7.95,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (9.95,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); \end{tikzpicture} \end{document}
example_15001_main
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (1.95,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (3.95,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (5.95,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (7.95,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (9.95,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {;}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (240:0.8)$) edge[bend left =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (330:0.8)$) edge[bend left =20] ($(3,3.5) + (30:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (30:0.8)$); \path ($(5,3.5) + (330:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (30:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (330:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-30:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-330:0.8)$); % \path ($(11,3.5) + (330:0.8)$) edge[bend left = 20] ($(11,3.5) + (100:0.8)$); \path ($(11,3.5) + (120:0.8)$) edge[bend left = 20] ($(11,3.5) + (240:0.8)$); \path ($(11,3.5) + (260:0.8)$) edge[bend left = 20] ($(11,3.5) + (30:0.8)$); %----- \foreach \n in {0,2,...,10}{ \path ($(1+ \n,3.5) + (171:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (11:0.8)$); \path ($(1 + \n,3.5) + (176:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (6:0.8)$); \path ($(1 + \n,3.5) + (181:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (1:0.8)$); \path ($(1 + \n,3.5) + (186:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-4:0.8)$); \path ($(1 + \n,3.5) + (191:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-9:0.8)$); \node[color = blue] at (0.14+\n,3.475) {$\mathbf{\lbrace }$}; \node[color = blue] at (0.04+\n,3.33) {\footnotesize{$n$}}; } \end{tikzpicture} \end{document}
example_15002_combination_7
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \end{tikzpicture} \end{document}
example_15002_combination_20
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {.}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (-120:0.8)$) edge[bend left =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (30:0.8)$) edge[bend right =20] ($(3,3.5) + (330:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (330:0.8)$); \path ($(5,3.5) + (30:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \end{tikzpicture} \end{document}
example_15002_combination_27
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {.}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (-120:0.8)$) edge[bend left =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (30:0.8)$) edge[bend right =20] ($(3,3.5) + (330:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (330:0.8)$); \path ($(5,3.5) + (30:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (330:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (30:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-330:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-30:0.8)$); % \path ($(11,3.5) + (30:0.8)$) edge[bend left = 20] ($(11,3.5) + (100:0.8)$); \path ($(11,3.5) + (120:0.8)$) edge[bend left = 20] ($(11,3.5) + (240:0.8)$); \end{tikzpicture} \end{document}
example_15002_combination_29
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {.}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (-120:0.8)$) edge[bend left =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (30:0.8)$) edge[bend right =20] ($(3,3.5) + (330:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (330:0.8)$); \path ($(5,3.5) + (30:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (330:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (30:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-330:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-30:0.8)$); % \path ($(11,3.5) + (30:0.8)$) edge[bend left = 20] ($(11,3.5) + (100:0.8)$); \path ($(11,3.5) + (120:0.8)$) edge[bend left = 20] ($(11,3.5) + (240:0.8)$); \path ($(11,3.5) + (260:0.8)$) edge[bend left = 20] ($(11,3.5) + (330:0.8)$); %----- \foreach \n in {0,2,...,10}{ \path ($(1+ \n,3.5) + (171:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (11:0.8)$); \path ($(1 + \n,3.5) + (176:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (6:0.8)$); \path ($(1 + \n,3.5) + (181:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (1:0.8)$); \path ($(1 + \n,3.5) + (186:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-4:0.8)$); \path ($(1 + \n,3.5) + (191:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-9:0.8)$); \node[color = blue] at (0.14+\n,3.475) {$\mathbf{\lbrace }$}; \node[color = blue] at (0.04+\n,3.33) {\footnotesize{$n$}}; \path ($(1 + \n,3.5) + (75:0.8)$) edge[color = brown] ($(1 + \n,3.5) + (-75:0.8)$); } \end{tikzpicture} \end{document}
example_15002_combination_15
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {.}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (-120:0.8)$) edge[bend left =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); \end{tikzpicture} \end{document}
example_15002_combination_14
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {.}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (-120:0.8)$) edge[bend left =20] ($(1,3.5) + (330:0.8)$); \end{tikzpicture} \end{document}
example_15002_combination_13
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {.}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (30:0.8)$); \end{tikzpicture} \end{document}
example_15002_combination_8
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \end{tikzpicture} \end{document}
example_15002_combination_1
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \end{tikzpicture} \end{document}
example_15002_combination_26
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {.}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (-120:0.8)$) edge[bend left =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (30:0.8)$) edge[bend right =20] ($(3,3.5) + (330:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (330:0.8)$); \path ($(5,3.5) + (30:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (330:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (30:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-330:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-30:0.8)$); % \path ($(11,3.5) + (30:0.8)$) edge[bend left = 20] ($(11,3.5) + (100:0.8)$); \end{tikzpicture} \end{document}
example_15002_combination_6
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \end{tikzpicture} \end{document}
example_15002_combination_17
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {.}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (-120:0.8)$) edge[bend left =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (30:0.8)$) edge[bend right =20] ($(3,3.5) + (330:0.8)$); \end{tikzpicture} \end{document}
example_15002_combination_19
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {.}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (-120:0.8)$) edge[bend left =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (30:0.8)$) edge[bend right =20] ($(3,3.5) + (330:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (330:0.8)$); \path ($(5,3.5) + (30:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); \end{tikzpicture} \end{document}
example_15002_combination_5
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \end{tikzpicture} \end{document}
example_15002_combination_22
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {.}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (-120:0.8)$) edge[bend left =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (30:0.8)$) edge[bend right =20] ($(3,3.5) + (330:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (330:0.8)$); \path ($(5,3.5) + (30:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (330:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (30:0.8)$); \end{tikzpicture} \end{document}
example_15002_combination_25
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {.}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (-120:0.8)$) edge[bend left =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (30:0.8)$) edge[bend right =20] ($(3,3.5) + (330:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (330:0.8)$); \path ($(5,3.5) + (30:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (330:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (30:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-330:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-30:0.8)$); \end{tikzpicture} \end{document}
example_15002_combination_3
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \end{tikzpicture} \end{document}
example_15002_combination_24
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {.}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (-120:0.8)$) edge[bend left =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (30:0.8)$) edge[bend right =20] ($(3,3.5) + (330:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (330:0.8)$); \path ($(5,3.5) + (30:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (330:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (30:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-330:0.8)$); \end{tikzpicture} \end{document}
example_15002_combination_23
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {.}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (-120:0.8)$) edge[bend left =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (30:0.8)$) edge[bend right =20] ($(3,3.5) + (330:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (330:0.8)$); \path ($(5,3.5) + (30:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (330:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (30:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \end{tikzpicture} \end{document}
example_15002_combination_11
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \end{tikzpicture} \end{document}
example_15002_main
\documentclass[12 pt]{article} \usepackage{pgfpict2e} \usepackage{amssymb} \usepackage{amsmath} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture}[scale = 1.3] \draw[dashed] (1,3.5) circle [radius=0.8]; \node at (2,3.5) {=}; \draw[dashed] (3,3.5) circle [radius=0.8]; \node at (4,3.5) {$-$}; \draw[dashed] (5,3.5) circle [radius=0.8]; \node at (6,3.5) {$+$}; \draw[dashed] (7,3.5) circle [radius=0.8]; \node at (8,3.5) {$+$}; \draw[dashed] (9,3.5) circle [radius=0.8]; \node at (10,3.5) {$-$}; \draw[dashed] (11,3.5) circle [radius=0.8]; \node at (12,3.25) {.}; \foreach \n in {0,2,...,10}{ \node(center) at (1 + \n,3.5) {}; \path ($(center) + (20:0.8)$) edge[bend right =20, ultra thick] ($(center) + (40:0.8)$); \path ($(center) + (95:0.8)$) edge[bend right =20, ultra thick] ($(center) + (125:0.8)$); \path ($(center) + (-20:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-40:0.8)$); \path ($(center) + (-95:0.8)$) edge[bend right =-20, ultra thick] ($(center) + (-125:0.8)$); } \path ($(1,3.5) + (120:0.8)$) edge[bend right =20] ($(1,3.5) + (30:0.8)$); \path ($(1,3.5) + (-120:0.8)$) edge[bend left =20] ($(1,3.5) + (330:0.8)$); \path ($(1,3.5) + (100:0.8)$) edge[bend left = 20] ($(1,3.5) + (260:0.8)$); % \path ($(3,3.5) + (110:0.8)$) edge[bend left =20] ($(3,3.5) + (-110:0.8)$); \path ($(3,3.5) + (30:0.8)$) edge[bend right =20] ($(3,3.5) + (330:0.8)$); % \path ($(5,3.5) + (110:0.8)$) edge[bend right =20] ($(5,3.5) + (330:0.8)$); \path ($(5,3.5) + (30:0.8)$) edge[bend right =20] ($(5,3.5) + (-110:0.8)$); % \path ($(7,3.5) + (120:0.8)$) edge[bend left = 20] ($(7,3.5) + (260:0.8)$); \path ($(7,3.5) + (-120:0.8)$) edge[bend left = 20] ($(7,3.5) + (330:0.8)$); \path ($(7,3.5) + (100:0.8)$) edge[bend right = 20] ($(7,3.5) + (30:0.8)$); % \path ($(9,3.5) + (-120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-260:0.8)$); \path ($(9,3.5) + (120:0.8)$) edge[bend right = 20] ($(9,3.5) + (-330:0.8)$); \path ($(9,3.5) + (-100:0.8)$) edge[bend left = 20] ($(9,3.5) + (-30:0.8)$); % \path ($(11,3.5) + (30:0.8)$) edge[bend left = 20] ($(11,3.5) + (100:0.8)$); \path ($(11,3.5) + (120:0.8)$) edge[bend left = 20] ($(11,3.5) + (240:0.8)$); \path ($(11,3.5) + (260:0.8)$) edge[bend left = 20] ($(11,3.5) + (330:0.8)$); %----- \foreach \n in {0,2,...,10}{ \path ($(1+ \n,3.5) + (171:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (11:0.8)$); \path ($(1 + \n,3.5) + (176:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (6:0.8)$); \path ($(1 + \n,3.5) + (181:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (1:0.8)$); \path ($(1 + \n,3.5) + (186:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-4:0.8)$); \path ($(1 + \n,3.5) + (191:0.8)$) edge[color = blue] ($(1 + \n,3.5) + (-9:0.8)$); \node[color = blue] at (0.14+\n,3.475) {$\mathbf{\lbrace }$}; \node[color = blue] at (0.04+\n,3.33) {\footnotesize{$n$}}; \path ($(1 + \n,3.5) + (75:0.8)$) edge[color = brown] ($(1 + \n,3.5) + (-75:0.8)$); } \end{tikzpicture} \end{document}
example_15003_main
\documentclass[preprint]{elsarticle} \usepackage{amsmath} \usepackage{amssymb} \usepackage{color} \usepackage{tkz-euclide} \begin{document} \begin{tikzpicture}[scale=0.6] % main body \draw[thick] (-6,0)--(0,0); \draw[thick] (-6,1)--(0,1); \draw[thick] (-6,0)--(-6,1); \draw[thick] (0,0)--(0,1); \draw[thick] (0,0)--(5,3); \draw[thick] (0,1)--(5,4); \draw[thick] (5,3)--(5,4); \draw[thick] (-6,1)--(-1,4); \draw[thick] (5,4)--(-1,4); \draw[thick] (5,4)--(-1,4); % exterior cuts \draw[thick,blue] (-4,1.5)--(-2.25,1.5); \draw[thick,blue,->] (-0.5,1.5)--(-2.25,1.5); \draw[thick,blue] (-4,1.5)--(-4+0.8*5/3,1.5+0.8*1); %diag \draw[thick,blue] (-0.5,1.5)--(-0.5+0.8*5/3,1.5+0.8*1); %diag \draw[thick,blue] (-4+0.8*5/3,1.5+0.8*1)--(-0.5+0.8*5/3,1.5+0.8*1); \node[blue] at (-3.65,2.4) [anchor=north]{\small{$\gamma_1$}}; \draw[thick] (-4+0.8*5/3,1.5+0.8*1)--(-4+0.8*5/3,1.5); \fill[orange,fill opacity=0.1] (-4,1.5)--(-0.5,1.5)--(-0.5+0.8*5/3,1.5+0.8*1)--(-4+0.8*5/3,1.5+0.8*1); \node at (-1.5,2.3) [anchor=north]{\small{$\Sigma'_1$}}; \draw[thick,blue] (-4+1.3*5/3,1.5+1.3*1)--(-2.25+1.3*5/3,1.5+1.3*1); \draw[thick,blue] (-4+2.1*5/3,1.5+2.1*1)--(-0.5+2.1*5/3,1.5+2.1*1); \draw[thick,blue] (-4+1.3*5/3,1.5+1.3*1)--(-4+2.1*5/3,1.5+2.1*1); %diag \draw[thick,blue] (-0.5+1.3*5/3,1.5+1.3*1)--(-0.5+2.1*5/3,1.5+2.1*1); %diag \draw[thick,blue,->] (-0.5+1.3*5/3,1.5+1.3*1)--(-2.25+1.3*5/3,1.5+1.3*1); \node[blue] at (-1.61,3.65) [anchor=north]{\small{$\gamma_2$}}; \draw[thick] (-4+2.1*5/3,1.5+2.1*1)--(-4+2.1*5/3,1.5+1.3*1); \fill[orange,fill opacity=0.1] (-4+1.3*5/3,1.5+1.3*1)--(-0.5+1.3*5/3,1.5+1.3*1)--(-0.5+2.1*5/3,1.5+2.1*1)--(-4+2.1*5/3,1.5+2.1*1); \node at (0.6,3.7) [anchor=north]{\small{$\Sigma'_2$}}; % interior cuts \draw[thick,red] (-0.5+0.4*5/3,1.5+0.4*1)--(0.15+0.4*5/3,1.5+0.4*1); \draw[thick,red,->] (0.8+0.4*5/3,1.5+0.4*1)--(0.15+0.4*5/3,1.5+0.4*1); \draw[thick,red] (0.8+0.4*5/3,1.5+0.4*1-1)--(0.8+0.4*5/3,1.5+0.4*1); \draw[thick,red,dashed] (-0.5+0.4*5/3,1.5+0.4*1)-- (-0.5+0.4*5/3,1.5+0.4*1-1); \draw[thick,red,dashed] (-0.5+0.4*5/3,1.5+0.4*1-1)--(0.8+0.4*5/3,1.5+0.4*1-1); \fill[cyan,fill opacity=0.1] (-0.5+0.4*5/3,1.5+0.4*1)--(0.8+0.4*5/3,1.5+0.4*1)--(0.8+0.4*5/3,1.5+0.4*1-1)--(-0.5+0.4*5/3,1.5+0.4*1-1); \node at (1,1.65) [anchor=north]{\small{$\Sigma_1$}}; \node[red] at (1.8,1.95) [anchor=north]{\small{$\gamma'_1$}}; \draw[thick,red] (-0.5+1.65*5/3,1.5+1.65*1)--(0.155+1.65*5/3,1.5+1.65*1); \draw[thick,red,->] (0.81+1.65*5/3,1.5+1.65*1)--(0.155+1.65*5/3,1.5+1.65*1); \draw[thick,red,] (0.81+1.65*5/3,1.5+1.65*1-1)--(0.81+1.65*5/3,1.5+1.65*1); \draw[thick,red,dashed] (-0.5+1.65*5/3,1.5+1.65*1)--(-0.5+1.65*5/3,1.5+1.65*1-1); \draw[thick,red,dashed] (-0.5+1.65*5/3,1.5+1.65*1-1)-- (0.81+1.65*5/3,1.5+1.65*1-1); \fill[cyan,fill opacity=0.1] (-0.5+1.65*5/3,1.5+1.65*1-1)-- (0.81+1.65*5/3,1.5+1.65*1-1)--(0.81+1.65*5/3,1.5+1.65*1)--(-0.5+1.65*5/3,1.5+1.65*1); \node at (3.1,2.85) [anchor=north]{\small{$\Sigma_2$}}; \node[red] at (3.85,3.15) [anchor=north]{\small{$\gamma'_2$}}; \end{tikzpicture} \end{document}
example_15004_main
\documentclass[preprint]{elsarticle} \usepackage{amsmath} \usepackage{amssymb} \usepackage{color} \usepackage{tkz-euclide} \begin{document} \begin{tikzpicture}[scale=0.6] % part a \draw [fill=blue, opacity=0.1] (0,0) ellipse (1.5cm and 1cm); \draw [thick] (3,0) ellipse (1.5cm and 1.5cm); \draw [thick] (-3,0) ellipse (1.5cm and 1.5cm); \draw [thick] (3,0) ellipse (0.5cm and 0.5cm); \draw [fill=blue, opacity=0.1] (-3,0) ellipse (0.5cm and 0.5cm); \draw[black, thick] (-3.5,0) arc(-180:-220:3.5cm and 2.3cm); \draw[black, thick] (3.5,0) arc(-360:-320:3.5cm and 2.3cm); \draw[black, thick,dashed] (-3.5,0) arc(-180:-360:3.5cm and 2.3cm); \draw[black, thick,dashed] (-2.5,0) arc(-180:-360:2.5cm and 1.6cm); \draw[black, thick] (-2.5,0) arc(-180:-220:2.5cm and 1.6cm); \draw[black, thick] (2.5,0) arc(-360:-320:2.5cm and 1.6cm); \draw[black, thick] (-4.5,0) arc(-180:-360:4.5cm and 3cm); \draw[red, thick] (-1.5,0) arc(-180:-360:1.5cm and 1.cm); \draw[black, thick,densely dotted] (-2.5,0) arc(-180:0:2.5cm and 1.6cm); \draw[ red,thick,decoration={markings, mark=at position 0.625 with {\arrow{>}}}, postaction={decorate} ] (-3,0) ellipse (0.5cm and 0.5cm); \draw[ red,thick,densely dotted,decoration={markings, mark=at position 0.625 with {\arrow{>}}}, postaction={decorate} ] (0,0) ellipse (1.5cm and 1cm); \node at (-3,0) {\small{$\Sigma'_2$}}; \node at (0,0) {\small{$\Sigma'_1$}}; \node[red] at (0,-1.3) {\small{$\gamma_1$}}; \node[red] at (-3,-0.8) {\small{$\gamma_2$}}; % part b \draw [fill=orange, opacity=0.1] (-3,-6) ellipse (1.5cm and 1.5cm); \draw [fill=white] (-3,-6) ellipse (0.5cm and 0.5cm); \draw[black, thick] (-3.5,-6) arc(-180:-220:3.5cm and 2.3cm); \draw[black, thick] (3.5,-6) arc(-360:-320:3.5cm and 2.3cm); \draw[black, thick,dashed] (-3.5,-6) arc(-180:-360:3.5cm and 2.3cm); \draw[black, thick,dashed] (-2.5,-6) arc(-180:-360:2.5cm and 1.6cm); \draw[black, thick] (-2.5,-6) arc(-180:-220:2.5cm and 1.6cm); \draw[black, thick] (2.5,-6) arc(-360:-320:2.5cm and 1.6cm); \draw[black, thick] (-4.5,-6) arc(-180:-360:4.5cm and 3cm); \draw[draw=none,fill=orange,opacity=0.1] (-2.5,-6) arc(-180:180:2.5cm and 1.6cm); \draw [fill=white,draw=none] (0,-6) ellipse (1.5cm and 1cm); \draw[ blue,thick,decoration={markings, mark=at position 0.625 with {\arrow{<}}}, postaction={decorate} ] (-3,-6) ellipse (0.5cm and 0.5cm); \draw[ blue,thick,densely dotted,decoration={markings, mark=at position 0.625 with {\arrow{<}}}, postaction={decorate} ] (0,-6) ellipse (1.5cm and 1cm); \draw[ blue,thick,densely dotted,decoration={markings, mark=at position 0.625 with {\arrow{>}}}, postaction={decorate} ] (0,-6) ellipse (2.5cm and 1.6cm); \draw[white, very thick] (-2.5,-6) arc(-180:-360:2.5cm and 1.6cm); \draw[blue, thick,dashed] (-2.5,-6) arc(-180:-360:2.5cm and 1.6cm); \draw[blue, thick] (-2.5,-6) arc(-180:-221:2.5cm and 1.6cm); \draw[blue, thick] (2.5,-6) arc(-360:-320:2.5cm and 1.6cm); \draw[blue, thick] (-1.5,-6) arc(-180:-360:1.5cm and 1cm); \draw[ blue,thick,decoration={markings, mark=at position 0.625 with {\arrow{>}}}, postaction={decorate} ] (-3,-6) ellipse (1.5cm and 1.5cm); \draw [thick] (3,-6) ellipse (1.5cm and 1.5cm); \draw [thick] (3,-6) ellipse (0.5cm and 0.5cm); \node at (0,-4.725) {\small{$\Sigma_2$}}; \node at (-3.9,-6) {\small{$\Sigma_1$}}; \node[blue] at (-2,-8) {\small{$\gamma'_1$}}; \draw[thick,->] (-2.2,-7.9) -- (-3,-7.5); \draw[thick,->] (-2.2,-7.9) -- (-3,-6.5); \node[blue] at (2,-8) {\small{$\gamma'_2$}}; \draw[thick,->] (1.8,-7.9) -- (0,-7.6); \draw[thick,->] (1.8,-7.9) -- (0,-7); \node at (-4,-2) {(a)}; \node at (-4,-8) {(b)}; \end{tikzpicture} \end{document}
example_15005_combination_1
\documentclass[a4paper,11pt]{report} \usepackage{amsmath} \usepackage{amssymb} \usepackage{pgfplots} \usepackage{color} \pgfplotsset{width=10cm,compat=1.9} \begin{document} \begin{tikzpicture} \begin{axis}[scatter/classes={ a1={mark=square*,blue},% a2={mark=triangle*,blue},% b1={mark=square*,red},% b2={mark=triangle*,red},% c1={mark=square*,green},% c2={mark=triangle*,green}}, legend style={at={(1.35,0.7)}, anchor=north}, xtick=data, ylabel={Balanced Accuracy}, xlabel={Number of traces}] \addplot[scatter,only marks, scatter src=explicit symbolic] coordinates { (8,51) [a1] (8,51) [a2] (16,51) [a1] (16,51) [a2] (24,51) [a1] (24,51) [a2] (8,67) [b1] (8,66) [b2] (16,70) [b1] (16,65) [b2] (24,70) [b1] (24,65) [b2] (8,73) [c1] (8,73) [c2] (16,50) [c1] (16,50) [c2] (24,50) [c1] (24,50) [c2] }; \legend{\ \ \ \ \ Metagol tested on Random,\ \ \ Metagol tested on Sancho,\ \ Aleph tested on Random,Aleph tested on Sancho, \ \ \ ILASP tested on Random,\ ILASP tested on Sancho,d} \end{axis} \end{tikzpicture} \end{document}
example_15005_main
\documentclass[a4paper,11pt]{report} \usepackage{amsmath} \usepackage{amssymb} \usepackage{pgfplots} \usepackage{color} \pgfplotsset{width=10cm,compat=1.9} \begin{document} \begin{tikzpicture} \begin{axis}[scatter/classes={ a1={mark=square*,blue},% a2={mark=triangle*,blue},% b1={mark=square*,red},% b2={mark=triangle*,red},% c1={mark=square*,green},% c2={mark=triangle*,green}}, legend style={at={(1.35,0.7)}, anchor=north}, xtick=data, ylabel={Balanced Accuracy}, xlabel={Number of traces}] \addplot[scatter,only marks, scatter src=explicit symbolic] coordinates { (8,51) [a1] (8,51) [a2] (16,51) [a1] (16,51) [a2] (24,51) [a1] (24,51) [a2] (8,67) [b1] (8,66) [b2] (16,70) [b1] (16,65) [b2] (24,70) [b1] (24,65) [b2] (8,73) [c1] (8,73) [c2] (16,50) [c1] (16,50) [c2] (24,50) [c1] (24,50) [c2] }; \legend{\ \ \ \ \ Metagol tested on Random,\ \ \ Metagol tested on Sancho,\ \ Aleph tested on Random,Aleph tested on Sancho, \ \ \ ILASP tested on Random,\ ILASP tested on Sancho,d} \end{axis} \end{tikzpicture} \end{document}
example_15006_main
\documentclass[reprint,aip,onecolumn,nofootinbib]{revtex4-2} \usepackage{amssymb} \usepackage{amsmath} \usepackage[colorlinks=true]{hyperref} \usepackage[dvipsnames]{xcolor} \usepackage{tikz} \usepackage[utf8]{inputenc} \usepackage[T1]{fontenc} \begin{document} \begin{tikzpicture}[thick,scale=0.5] \fill[Blue!10!White] (-4,4) -- (0,0) -- (4,4) .. controls +(2,2) and +(-2,2) .. (-4,4); \draw[Red] (-5,-1.5) -- (5,1.5) node [above left] {$\mathcal{N}_x$}; \draw[Red] (-5,1.5) -- (5,-1.5); \draw[Red] (-4,-4) -- (4,4); \draw[Red] (-4,4) -- (4,-4); \draw[Green] (-3.5,4) .. controls +(3.5,-3.5) and +(-3.5,-3.5) .. (3.5,4) node [above left] {$\mathcal{O}_x$}; \draw[Green] (-3.5,4) .. controls +(1.5,-1.5) and +(-1.5,-1.5) .. (3.5,4) .. controls +(1.5,1.5) and +(-1.5,1.5) .. (-3.5,4); \draw[Red] (-4,4) .. controls +(2,-2) and +(-2,-2) .. (4,4) .. controls +(2,2) and +(-2,2) .. (-4,4); \draw[Red] (-3.5,3.5) .. controls +(-2,-0.5) and +(-1,0.3) .. (-5,1.5) .. controls +(2,-0.6) and +(-2,-0.6) .. (5,1.5) .. controls +(1,0.3) and +(2,-0.5) .. (3.5,3.5); \draw[Blue] (0,4) node {$\mathcal{T}_x$}; \end{tikzpicture} \end{document}
example_15007_combination_9
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} \coordinate (a) at (0,0); \coordinate (b) at (1,0); \coordinate (c) at (0,1); \coordinate (d) at (1,1); \coordinate (e) at (0,2); \coordinate (f) at (-1,-1); \draw (f) node[left] {1\,}-- (a) node[below right]{3}-- (b) node[below right]{5} -- (d) node[right]{\,2} --(e) node[above]{4} -- (c) node[left]{6\,} -- (a); \draw (f) to [out=90,in=-135] (e); \fill (a) circle (2.5pt);\fill (b) circle (2.5pt);\fill (c) circle (2.5pt); \end{tikzpicture} \end{document}
example_15007_combination_7
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} \coordinate (a) at (0,0); \coordinate (b) at (1,0); \coordinate (c) at (0,1); \coordinate (d) at (1,1); \coordinate (e) at (0,2); \coordinate (f) at (-1,-1); \draw (f) node[left] {1\,}-- (a) node[below right]{3}-- (b) node[below right]{5} -- (d) node[right]{\,2} --(e) node[above]{4} -- (c) node[left]{6\,} -- (a); \end{tikzpicture} \end{document}
example_15007_combination_6
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} \coordinate (a) at (0,0); \coordinate (b) at (1,0); \coordinate (c) at (0,1); \coordinate (d) at (1,1); \coordinate (e) at (0,2); \coordinate (f) at (-1,-1); \end{tikzpicture} \end{document}
example_15007_combination_1
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} \coordinate (a) at (0,0); \end{tikzpicture} \end{document}
example_15007_combination_8
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} \coordinate (a) at (0,0); \coordinate (b) at (1,0); \coordinate (c) at (0,1); \coordinate (d) at (1,1); \coordinate (e) at (0,2); \coordinate (f) at (-1,-1); \draw (f) node[left] {1\,}-- (a) node[below right]{3}-- (b) node[below right]{5} -- (d) node[right]{\,2} --(e) node[above]{4} -- (c) node[left]{6\,} -- (a); \draw (f) to [out=90,in=-135] (e); \end{tikzpicture} \end{document}
example_15007_combination_10
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} \coordinate (a) at (0,0); \coordinate (b) at (1,0); \coordinate (c) at (0,1); \coordinate (d) at (1,1); \coordinate (e) at (0,2); \coordinate (f) at (-1,-1); \draw (f) node[left] {1\,}-- (a) node[below right]{3}-- (b) node[below right]{5} -- (d) node[right]{\,2} --(e) node[above]{4} -- (c) node[left]{6\,} -- (a); \draw (f) to [out=90,in=-135] (e); \fill (a) circle (2.5pt);\fill (b) circle (2.5pt);\fill (c) circle (2.5pt); \fill (d) circle (2.5pt);\fill (e) circle (2.5pt);\fill (f) circle (2.5pt); \end{tikzpicture} \end{document}
example_15007_combination_2
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} \coordinate (a) at (0,0); \coordinate (b) at (1,0); \end{tikzpicture} \end{document}
example_15007_combination_5
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} \coordinate (a) at (0,0); \coordinate (b) at (1,0); \coordinate (c) at (0,1); \coordinate (d) at (1,1); \coordinate (e) at (0,2); \end{tikzpicture} \end{document}
example_15007_combination_11
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} \coordinate (a) at (0,0); \coordinate (b) at (1,0); \coordinate (c) at (0,1); \coordinate (d) at (1,1); \coordinate (e) at (0,2); \coordinate (f) at (-1,-1); \draw (f) node[left] {1\,}-- (a) node[below right]{3}-- (b) node[below right]{5} -- (d) node[right]{\,2} --(e) node[above]{4} -- (c) node[left]{6\,} -- (a); \draw (f) to [out=90,in=-135] (e); \fill (a) circle (2.5pt);\fill (b) circle (2.5pt);\fill (c) circle (2.5pt); \fill (d) circle (2.5pt);\fill (e) circle (2.5pt);\fill (f) circle (2.5pt); \end{tikzpicture} \end{document}
example_15007_combination_4
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} \coordinate (a) at (0,0); \coordinate (b) at (1,0); \coordinate (c) at (0,1); \coordinate (d) at (1,1); \end{tikzpicture} \end{document}
example_15007_combination_3
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} \coordinate (a) at (0,0); \coordinate (b) at (1,0); \coordinate (c) at (0,1); \end{tikzpicture} \end{document}
example_15007_main
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} \coordinate (a) at (0,0); \coordinate (b) at (1,0); \coordinate (c) at (0,1); \coordinate (d) at (1,1); \coordinate (e) at (0,2); \coordinate (f) at (-1,-1); \draw (f) node[left] {1\,}-- (a) node[below right]{3}-- (b) node[below right]{5} -- (d) node[right]{\,2} --(e) node[above]{4} -- (c) node[left]{6\,} -- (a); \draw (f) to [out=90,in=-135] (e); \fill (a) circle (2.5pt);\fill (b) circle (2.5pt);\fill (c) circle (2.5pt); \fill (d) circle (2.5pt);\fill (e) circle (2.5pt);\fill (f) circle (2.5pt); \end{tikzpicture} \end{document}
example_15008_main
\documentclass[journal]{IEEEtran} \usepackage{amsmath,epsfig,color} \usepackage[dvipsnames]{xcolor} \usepackage[utf8]{inputenc} \usepackage[T1]{fontenc} \usepackage{amsmath} \usepackage{xcolor} \usepackage{tikz,xcolor,hyperref} \DeclareRobustCommand{\orcidicon}{% \begin{tikzpicture} \draw[lime, fill=lime] (0,0) circle [radius=0.16] node[white] {{\fontfamily{qag}\selectfont \tiny ID}}; \draw[white, fill=white] (-0.0625,0.095) circle [radius=0.007]; \end{tikzpicture} \hspace{-2mm} } \begin{document} \begin{tikzpicture} \draw[lime, fill=lime] (0,0) circle [radius=0.16] node[white] {{\fontfamily{qag}\selectfont \tiny ID}}; \draw[white, fill=white] (-0.0625,0.095) circle [radius=0.007]; \end{tikzpicture} \end{document}
example_15009_combination_7
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \fill[lightgray, fill opacity=0.4](O1) --(O2)--(O3) --(O4)--(O5)--(O6)--(O1); \draw (I1)--(I2)--(I3)--(I1); \draw (O1)--(O2)--(O3)--(O4)--(O5)--(O6)--(O1); \draw (O3)--(I2)--(O5)--(I3)--(O1)--(I1)--(O3); \draw (O6)--(I3); \draw (I1)--(O2); \draw (I2)--(O4); \end{tikzpicture} \end{document}
example_15009_combination_9
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \fill[lightgray, fill opacity=0.4](O1) --(O2)--(O3) --(O4)--(O5)--(O6)--(O1); \draw (I1)--(I2)--(I3)--(I1); \draw (O1)--(O2)--(O3)--(O4)--(O5)--(O6)--(O1); \draw (O3)--(I2)--(O5)--(I3)--(O1)--(I1)--(O3); \draw (O6)--(I3); \draw (I1)--(O2); \draw (I2)--(O4); % Label the vertices \node[right] at (O1){$3$}; \node[left] at (O2){$4$}; \end{tikzpicture} \end{document}
example_15009_combination_10
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \fill[lightgray, fill opacity=0.4](O1) --(O2)--(O3) --(O4)--(O5)--(O6)--(O1); \draw (I1)--(I2)--(I3)--(I1); \draw (O1)--(O2)--(O3)--(O4)--(O5)--(O6)--(O1); \draw (O3)--(I2)--(O5)--(I3)--(O1)--(I1)--(O3); \draw (O6)--(I3); \draw (I1)--(O2); \draw (I2)--(O4); % Label the vertices \node[right] at (O1){$3$}; \node[left] at (O2){$4$}; \node[left] at (O3){$5$}; \end{tikzpicture} \end{document}
example_15009_combination_17
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \fill[lightgray, fill opacity=0.4](O1) --(O2)--(O3) --(O4)--(O5)--(O6)--(O1); \draw (I1)--(I2)--(I3)--(I1); \draw (O1)--(O2)--(O3)--(O4)--(O5)--(O6)--(O1); \draw (O3)--(I2)--(O5)--(I3)--(O1)--(I1)--(O3); \draw (O6)--(I3); \draw (I1)--(O2); \draw (I2)--(O4); % Label the vertices \node[right] at (O1){$3$}; \node[left] at (O2){$4$}; \node[left] at (O3){$5$}; \node[left] at (O4){$3$}; \node[right] at (O5){$4$}; \node[right] at (O6){$5$}; \node[left] at (I1){$0$}; \node[left] at (I2){$1$}; \node[below] at (I3){$2\quad$}; \end{tikzpicture} \end{document}
example_15009_combination_8
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \fill[lightgray, fill opacity=0.4](O1) --(O2)--(O3) --(O4)--(O5)--(O6)--(O1); \draw (I1)--(I2)--(I3)--(I1); \draw (O1)--(O2)--(O3)--(O4)--(O5)--(O6)--(O1); \draw (O3)--(I2)--(O5)--(I3)--(O1)--(I1)--(O3); \draw (O6)--(I3); \draw (I1)--(O2); \draw (I2)--(O4); % Label the vertices \node[right] at (O1){$3$}; \end{tikzpicture} \end{document}
example_15009_combination_1
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \end{tikzpicture} \end{document}
example_15009_combination_6
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \fill[lightgray, fill opacity=0.4](O1) --(O2)--(O3) --(O4)--(O5)--(O6)--(O1); \draw (I1)--(I2)--(I3)--(I1); \draw (O1)--(O2)--(O3)--(O4)--(O5)--(O6)--(O1); \draw (O3)--(I2)--(O5)--(I3)--(O1)--(I1)--(O3); \end{tikzpicture} \end{document}
example_15009_combination_16
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \fill[lightgray, fill opacity=0.4](O1) --(O2)--(O3) --(O4)--(O5)--(O6)--(O1); \draw (I1)--(I2)--(I3)--(I1); \draw (O1)--(O2)--(O3)--(O4)--(O5)--(O6)--(O1); \draw (O3)--(I2)--(O5)--(I3)--(O1)--(I1)--(O3); \draw (O6)--(I3); \draw (I1)--(O2); \draw (I2)--(O4); % Label the vertices \node[right] at (O1){$3$}; \node[left] at (O2){$4$}; \node[left] at (O3){$5$}; \node[left] at (O4){$3$}; \node[right] at (O5){$4$}; \node[right] at (O6){$5$}; \node[left] at (I1){$0$}; \node[left] at (I2){$1$}; \node[below] at (I3){$2\quad$}; \end{tikzpicture} \end{document}
example_15009_combination_11
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \fill[lightgray, fill opacity=0.4](O1) --(O2)--(O3) --(O4)--(O5)--(O6)--(O1); \draw (I1)--(I2)--(I3)--(I1); \draw (O1)--(O2)--(O3)--(O4)--(O5)--(O6)--(O1); \draw (O3)--(I2)--(O5)--(I3)--(O1)--(I1)--(O3); \draw (O6)--(I3); \draw (I1)--(O2); \draw (I2)--(O4); % Label the vertices \node[right] at (O1){$3$}; \node[left] at (O2){$4$}; \node[left] at (O3){$5$}; \node[left] at (O4){$3$}; \end{tikzpicture} \end{document}
example_15009_combination_12
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \fill[lightgray, fill opacity=0.4](O1) --(O2)--(O3) --(O4)--(O5)--(O6)--(O1); \draw (I1)--(I2)--(I3)--(I1); \draw (O1)--(O2)--(O3)--(O4)--(O5)--(O6)--(O1); \draw (O3)--(I2)--(O5)--(I3)--(O1)--(I1)--(O3); \draw (O6)--(I3); \draw (I1)--(O2); \draw (I2)--(O4); % Label the vertices \node[right] at (O1){$3$}; \node[left] at (O2){$4$}; \node[left] at (O3){$5$}; \node[left] at (O4){$3$}; \node[right] at (O5){$4$}; \end{tikzpicture} \end{document}
example_15009_combination_15
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \fill[lightgray, fill opacity=0.4](O1) --(O2)--(O3) --(O4)--(O5)--(O6)--(O1); \draw (I1)--(I2)--(I3)--(I1); \draw (O1)--(O2)--(O3)--(O4)--(O5)--(O6)--(O1); \draw (O3)--(I2)--(O5)--(I3)--(O1)--(I1)--(O3); \draw (O6)--(I3); \draw (I1)--(O2); \draw (I2)--(O4); % Label the vertices \node[right] at (O1){$3$}; \node[left] at (O2){$4$}; \node[left] at (O3){$5$}; \node[left] at (O4){$3$}; \node[right] at (O5){$4$}; \node[right] at (O6){$5$}; \node[left] at (I1){$0$}; \node[left] at (I2){$1$}; \end{tikzpicture} \end{document}
example_15009_combination_5
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \fill[lightgray, fill opacity=0.4](O1) --(O2)--(O3) --(O4)--(O5)--(O6)--(O1); \draw (I1)--(I2)--(I3)--(I1); \draw (O1)--(O2)--(O3)--(O4)--(O5)--(O6)--(O1); \end{tikzpicture} \end{document}
example_15009_combination_2
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \end{tikzpicture} \end{document}
example_15009_combination_14
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \fill[lightgray, fill opacity=0.4](O1) --(O2)--(O3) --(O4)--(O5)--(O6)--(O1); \draw (I1)--(I2)--(I3)--(I1); \draw (O1)--(O2)--(O3)--(O4)--(O5)--(O6)--(O1); \draw (O3)--(I2)--(O5)--(I3)--(O1)--(I1)--(O3); \draw (O6)--(I3); \draw (I1)--(O2); \draw (I2)--(O4); % Label the vertices \node[right] at (O1){$3$}; \node[left] at (O2){$4$}; \node[left] at (O3){$5$}; \node[left] at (O4){$3$}; \node[right] at (O5){$4$}; \node[right] at (O6){$5$}; \node[left] at (I1){$0$}; \end{tikzpicture} \end{document}
example_15009_combination_13
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \fill[lightgray, fill opacity=0.4](O1) --(O2)--(O3) --(O4)--(O5)--(O6)--(O1); \draw (I1)--(I2)--(I3)--(I1); \draw (O1)--(O2)--(O3)--(O4)--(O5)--(O6)--(O1); \draw (O3)--(I2)--(O5)--(I3)--(O1)--(I1)--(O3); \draw (O6)--(I3); \draw (I1)--(O2); \draw (I2)--(O4); % Label the vertices \node[right] at (O1){$3$}; \node[left] at (O2){$4$}; \node[left] at (O3){$5$}; \node[left] at (O4){$3$}; \node[right] at (O5){$4$}; \node[right] at (O6){$5$}; \end{tikzpicture} \end{document}
example_15009_combination_3
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \fill[lightgray, fill opacity=0.4](O1) --(O2)--(O3) --(O4)--(O5)--(O6)--(O1); \end{tikzpicture} \end{document}
example_15009_combination_4
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \fill[lightgray, fill opacity=0.4](O1) --(O2)--(O3) --(O4)--(O5)--(O6)--(O1); \draw (I1)--(I2)--(I3)--(I1); \end{tikzpicture} \end{document}
example_15009_main
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.2, inner sep=3mm] \foreach \i in {1, ..., 6} \fill (\i*360/6:2) coordinate (O\i) circle(2.4 pt); \foreach \i in {1,2,3} \fill (\i*360/3:1) coordinate (I\i) circle(2.4 pt); \fill[lightgray, fill opacity=0.4](O1) --(O2)--(O3) --(O4)--(O5)--(O6)--(O1); \draw (I1)--(I2)--(I3)--(I1); \draw (O1)--(O2)--(O3)--(O4)--(O5)--(O6)--(O1); \draw (O3)--(I2)--(O5)--(I3)--(O1)--(I1)--(O3); \draw (O6)--(I3); \draw (I1)--(O2); \draw (I2)--(O4); % Label the vertices \node[right] at (O1){$3$}; \node[left] at (O2){$4$}; \node[left] at (O3){$5$}; \node[left] at (O4){$3$}; \node[right] at (O5){$4$}; \node[right] at (O6){$5$}; \node[left] at (I1){$0$}; \node[left] at (I2){$1$}; \node[below] at (I3){$2\quad$}; \end{tikzpicture} \end{document}
example_15010_combination_11
\documentclass[a4paper,oneside]{amsart} \usepackage{tikz} \usepackage{amssymb} \usepackage{amsmath, mathtools} \begin{document} \begin{tikzpicture} [scale=1.6, inner sep=2mm] \coordinate (1) at (0,0); \coordinate (2) at (1,0); \coordinate (3) at (-0.5, 1); \coordinate (4) at (0.5, 1); \coordinate (5) at (1.5, 1); \coordinate (l1) at (0.5,0.5); \coordinate (l2) at (1, 0.5); \coordinate (l3) at (0, 0.5); \fill[lightgray, fill opacity=0.4] (1)--(3)--(4)--(5)--(2)--(1); \draw (1)node[left] {$v_\sigma$} -- (3) -- (4) -- (1) --(2)--(4)--(5)--(2); \draw (l1) node[below, inner sep=0mm] {$\sigma$}; \end{tikzpicture} \end{document}