On resistance of graphs

An edge-coloring of a graph G with integers is called an interval coloring if all colors are used, and the colors of edges incident to any vertex of G are distinct and form an interval of integers. It is known that not all graphs have interval colorings, and therefore it is expedient to consider a m...

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Bibliographic Details
Published in:Discrete Applied Mathematics Vol. 159; no. 16; pp. 1889 - 1900
Main Authors: Petrosyan, P.A., Sargsyan, H.E.
Format: Journal Article Conference Proceeding
Language:English
Published: Kidlington Elsevier B.V 28-09-2011
Elsevier
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Summary:An edge-coloring of a graph G with integers is called an interval coloring if all colors are used, and the colors of edges incident to any vertex of G are distinct and form an interval of integers. It is known that not all graphs have interval colorings, and therefore it is expedient to consider a measure of closeness for a graph to be interval colorable. In this paper we introduce such a measure (resistance of a graph) and we determine the exact value of the resistance for some classes of graphs.
Bibliography:ObjectType-Article-2
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content type line 23
ISSN:0166-218X
1872-6771
DOI:10.1016/j.dam.2010.11.001