P = onlyPlanar L
P = onlyPlanar(L, non)
A graph is planar if the graph can be embedded in the plane, i.e., the vertices can be arranged such that no edges cross except at vertices.
The only non-planar graph on five vertices is the complete graph.
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This method uses the program planarg. The code was written by Paulette Lieby for the Magma project and used with permission in the software nauty.
The object onlyPlanar is a method function.
The source of this document is in /build/reproducible-path/macaulay2-1.25.06+ds/M2/Macaulay2/packages/Nauty.m2:1451:0.