摘要
给出包含最长圈是 C2 n(n≥ 2 ,n∈ N )的测地图中 ,C2
This paper is devoted to the two natures of geodetic graphs contains longest cycle C 2n .The geodetic graphs formed by C 2n and its two secants is obtained.
关键词
测地图
割线
正则锥
图论
cycle
geodetic
secant
regular cone
nature