论文标题
循环图C（3K+1; {1，k}）的交叉数
The Crossing Number of Circulant Graph C(3k+1;{1,k}) on the Projective Plane
论文作者
论文摘要
在本文中，我们证明了循环图$ c（3k+1; \ {1，k \}）$的交叉数为$ k $，对于$ k \ geq 3 $。
In this paper, we prove that the crossing number of circulant graph $C(3k+1;\{1,k\})$ on the projective plane is $k$ for $k \geq 3$.
