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Some remarks about UHECR origin and interaction

✍ Scribed by A.A. Petrukhin

Publisher
Elsevier Science
Year
2007
Tongue
English
Weight
198 KB
Volume
165
Category
Article
ISSN
0920-5632

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Some remarks about factors of graphs
Some remarks about factors of graphs
✍ JosΓ© R. Correa; MartΓ­n Matamala πŸ“‚ Article πŸ“… 2008 πŸ› John Wiley and Sons 🌐 English βš– 148 KB

## Abstract A (__g__, __f__)‐factor of a graph is a subset __F__ of __E__ such that for all $v \in V$, $g(v)\le {\rm deg}\_{F}(v)\le f(v)$. Lovasz gave a necessary and sufficient condition for the existence of a (__g__, __f__)‐factor. We extend, to the case of edge‐weighted graphs, a result of Kano