陈怀堂.关于图升分解为独立边集问题[J].数学研究及应用,1994,14(1):61~64 |
关于图升分解为独立边集问题 |
On the Problem of Ascending SubgraphDecompositions into Matchings |
投稿时间:1991-12-12 |
DOI:10.3770/j.issn:1000-341X.1994.01.009 |
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中文摘要: |
Alavi[1]给出了图的升分解概念,并猜想每一图都可升分解.本文证明了边数为(?)的图G当边色数X'(G)≤(n+2)/2时可升分解为{Gi}, 1≤i≤n, Gi≈iK2. |
英文摘要: |
Alavi has given the definition of the ascending subgraph decomposition. Heconjectured that every graph of positive size has an asceuding subgraph decomposition.In this paper it is proved that a graph G of size (?)has an ascending subgraphdecomposition {Gi}, 1≤i≤n, with Gi≈iK2 if the edge chromatic number x'(G)≤(n + 2)/2. |
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