12.2. Definitions of Planar Graphs 363
Figure 12.2 Five quadrapi (4-armed creatures).(a) (b)Figure 12.3 K3;3(a) andK 5 (b). Can you redraw these graphs so that no pairs
of edges cross?
frankie
(Frankie)
#1
12.2. Definitions of Planar Graphs 363
Figure 12.2 Five quadrapi (4-armed creatures).(a) (b)Figure 12.3 K3;3(a) andK 5 (b). Can you redraw these graphs so that no pairs
of edges cross?