GRAPH COVERING AND ITS GENERALIZATION
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概要
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We present some topics on graph covering and its generalization. We survey some results on enumeration of isomorphism classes of coverings of a graph and g-cyclic A-covers of a symmetric digraph, where ＄A＄ is a finite group and ＄g￥in A＄ . We also mention some related questions.
- Yokohama City University and Yokohama National Universityの論文
- 1999-00-00
Yokohama City University and Yokohama National University | 論文
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