Show that if G is a chromatically k-critical graph, then the degree of every vertex of G

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Show that if G is a chromatically k-critical graph, then the degree of every vertex of G is at least k − 1.

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Discrete Mathematics and Its Applications

ISBN: 978-0073383095

7th edition

Authors: Kenneth H. Rosen

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Question Posted: May 03, 2016 01:57 AM

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Show that if G is a chromatically k-critical graph, then the degree of every vertex of G

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We give a proof by contradiction Suppose that G is chromatically kc...View the full answer

Discrete Mathematics and Its Applications

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