Biembeddings of 2-Rotational Steiner Triple Systems

Electronic Journal Of Combinatorics

M. J. Grannell¹ 

关键词: Topological embedding;    Steiner triple system;    Heffter difference set;   

DOI  :  

学科分类：离散数学和组合数学

来源: Electronic Journal Of Combinatorics

【 摘 要 】

It is shown that for $v\equiv 1$ or 3 (mod 6), every pair of Heffter difference sets modulo $v$ gives rise to a biembedding of two 2-rotational Steiner triple systems of order $2v+1$ in a nonorientable surface.

【 授权许可】

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