Graph-theoretic parameters concerning do
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B. Bollobás; E. J. Cockayne
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Article
📅
1979
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John Wiley and Sons
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English
⚖ 402 KB
## Abstract A vertex __x__ in a subset __X__ of vertices of an undericted graph is __redundant__ if its closed neighbourhood is contained in the union of closed neighborhoods of vertices of __X__ – {__x__}. In the context of a communications network, this means that any vertex that may receive comm