A nonplanar graph G of order 7 has the property that Gv is planar for every vertex v of
Chapter 14, Problem 19(choose chapter or problem)
A nonplanar graph G of order 7 has the property that Gv is planar for every vertex v of G. (a) Show that G does not contain K3,3 as a subgraph. (b) Give an example of a graph with this property.
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