planar graph造句

Research of shape similarity for planar graph in multi-scale geographical space

In this paper, Euler's formula and Handshaking lemma is used to obtain the face chromatic number of a planar graph by solving equations.

A note on 3-list-coloring of planar graphs

List edge and list total colorings of planar graphs with adjacent triangles

In this paper, we give some group chromatic of simple planar graphs.