Edge Contraction# See also Contract() Reference: Faraj et al. [FTB16] Valid contraction: Invalid contraction:
![graph initial {
node [shape=point, fontname="source code pro"];
edge [style=solid];
a [pos="1.0, 0.6!"];
b [pos="0.8, 1.0!"];
c [pos="0.1, 0.9!"];
d [pos="0.0, .45!"];
e [pos="0.65, 0.1!"];
f [pos="0.3, 0.6!"];
g [pos="0.5, 0.6!"];
s1 [pos="0.4667, -0.4585!", color=white];
s2 [pos="1.3905, 1.1417!", color=white];
s3 [pos="-0.4572, 1.1417!", color=white];
a -- b
b -- c
c -- d
d -- e
e -- a
a -- g
b -- g
e -- g
g -- f [dir=forward, color="#bf616a", arrowsize=0.5]
b -- f
c -- f
d -- f
e -- f
}](../_images/graphviz-4bb8e978cbb8e5795d4123ab389bbaccac34304d.png)
![graph initial {
node [shape=point, fontname="source code pro"];
edge [style=solid];
a [pos="1.0, 0.6!"];
b [pos="0.8, 1.0!"];
c [pos="0.1, 0.9!"];
d [pos="0.0, .45!"];
e [pos="0.65, 0.1!"];
f [pos="0.3, 0.6!"];
g [pos="0.3, 0.6!"];
s1 [pos="0.4667, -0.4585!", color=white];
s2 [pos="1.3905, 1.1417!", color=white];
s3 [pos="-0.4572, 1.1417!", color=white];
a -- b
b -- c
c -- d
d -- e
e -- a
a -- g
b -- g
e -- g
f -- g [color="#bf616a", arrowsize=0.5]
b -- f
c -- f
d -- f
e -- f
}](../_images/graphviz-c21d850dd8a3b8d23803a715601571e706054b05.png)
![graph initial {
node [shape=point, fontname="source code pro"];
edge [style=solid];
a [pos="1.0, 0.6!"];
b [pos="0.8, 1.0!"];
c [pos="0.1, 0.9!"];
d [pos="0.0, .45!"];
e [pos="0.65, 0.1!"];
f [pos="0.3, 0.6!"];
g [pos="0.5, 0.6!"];
s1 [pos="0.4667, -0.4585!", color=white];
s2 [pos="1.3905, 1.1417!", color=white];
s3 [pos="-0.4572, 1.1417!", color=white];
a -- b
b -- c
c -- d
d -- e
e -- a
a -- g
b -- g
e -- g
g -- f
b -- f
c -- f
d -- f
e -- f [dir=back, color="#bf616a", arrowsize=0.5]
}](../_images/graphviz-1e85b350e26d6ca9d8acc818bcbff160d0fc27f2.png)
![graph initial {
node [shape=point, fontname="source code pro"];
edge [style=solid];
a [pos="1.0, 0.6!"];
b [pos="0.8, 1.0!"];
c [pos="0.1, 0.9!"];
d [pos="0.0, .45!"];
e [pos="0.65, 0.1!"];
f [pos="0.65, 0.1!"];
g [pos="0.5, 0.6!"];
s1 [pos="0.4667, -0.4585!", color=white];
s2 [pos="1.3905, 1.1417!", color=white];
s3 [pos="-0.4572, 1.1417!", color=white];
a -- b
b -- c
c -- d
d -- e
e -- a
a -- g
b -- g [color="#b48ead"]
e -- g
f -- g [color="#b48ead"]
b -- f [color="#b48ead"]
c -- f
d -- f
e -- f
}](../_images/graphviz-41888d1890bf63b216a60d3edb934d744df6b35d.png)
