Graph-different permutations

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We strengthen and put in a broader perspective previous results of the first two authors on colliding permutations. The key to the present approach is a new non-asymptotic invariant for graphs.
1+14 pages

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Combinatorics, 05D05, 05A15

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http://salesiana.dossiersoluciones.com/handle/123456789/138845

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/0709.4387
 http://arxiv.org/abs/0709.4387

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arXiv