摘要: In this paper the homeomorphism number of G. M.has been finded with the method of that push the negative edges in inner tier and outer tier into the middle tier as far as possible.
中图分类号:
袁夫永 . G.M.的同胚类共189个[J]. 数学季刊, 1997, 12(3): 75-86.
Yuan Fuyong. One Hundred and Eighty-nine Homeomorphism Classes of the G. M. [J]. Chinese Quarterly Journal of Mathematics, 1997, 12(3): 75-86.