奇洞

  • 网络odd hole;Wonder Cave
奇洞奇洞
  1. 路图Pk(G)含有奇洞的充分性条件

    The Sufficient Condition of Path Graph Containning Odd Hole

  2. 其“山青、水秀、峰奇、洞巧”,为天下四绝。

    Its " mountain peak , river , cave " for the world four absolutely .