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organized O |
in O |
a O |
tree B-Data_Structure |
structure I-Data_Structure |
, O |
called O |
the B-General_Concept |
DOM I-General_Concept |
tree O |
, O |
with O |
the O |
topmost O |
node B-Data_Structure |
named O |
as O |
" O |
Document O |
object O |
" O |
. O |
</s> |
<s> |
A O |
4-node O |
, O |
with O |
three O |
data O |
elements O |
, O |
may O |
be O |
temporarily O |
created O |
during O |
manipulation O |
of O |
the O |
tree O |
but O |
is O |
never O |
persistently O |
stored O |
in O |
the O |
tree O |
. O |
We O |
say O |
that O |
is O |
a O |
2 B-Data_Structure |
– I-Data_Structure |
3 I-Data_Structure |
tree I-Data_Structure |
if O |
and O |
only O |
if O |
one O |
of O |
the O |
following O |
statements O |
hold O |
: O |
</s> |
<s> |
One O |
adds O |
a O |
new O |
point O |
to O |
a O |
k-d B-Data_Structure |
tree I-Data_Structure |
in O |
the O |
same O |
way O |
as O |
one O |
adds O |
an O |
element O |
to O |
any O |
other O |
search B-Language |
tree I-Language |
. O |
</s> |
<s> |
To O |
see O |