K_4-同胚图色性研究概述

The survey of the study of chromaticity of K_4-homeomorphs

本文归纳整理了K4 -同胚图色性问题的一系列研究结果 ,并提出了未被解决的有关K4 -同胚图的一些色性问题。

This expository paper gives a survey on most of the works done on K 4-homeomorphs.some of the new and relevant results on chromaticity of K 4-homeomorphs are include.