We determine the crossing numbers (i) of the complete graph K-n, with an edge deleted for n <= 12 and (ii) of the complete bipartite graph K-m,K-n with an edge deleted for m is an element of{3, 4} and for all natural numbers n, and also for the case m = n = 5.
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机译：我们确定（i）完整图Kn的交点数，对于n <= 12删除边，并且（ii）完整二部图Km，Kn的边删除m的交点数是{3，4}的元素对于所有自然数n，以及对于m = n = 5的情况。
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