平面图的变换与着色的性质
Moves and Coloring Properties for Planar Graph
摘要: 本文研究了平面图着色的性质,给出了平面图的变换,包括树形变换、三角形变换(n-圈变换)和桥变换等,并且利用图的双色多项式证明了这些变换不改变着色数,进而研究了某些平面图的着色性质。
Abstract:
This paper studies the coloring properties of planar graph, gives their moves including tree-move triangle-move (n-circle-move), bridge-move, and proves that these moves don’t change coloring number by using dichromatic polynomial. Furthermore, the coloration of some planar graphs is studied.
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