The extended zero-divisor graph of a commutative ring. II.

DOI10.14492/HOKMJ/1510045304zbMath1386.13026OpenAlexW4205993708MaRDI QIDQ1683759

M. Bakhtyiari, Mohammad Javad Nikmehr, Reza Nikandish

Publication date: 1 December 2017

Published in: Hokkaido Mathematical Journal (Search for Journal in Brave)

Full work available at URL: https://projecteuclid.org/euclid.hokmj/1510045304

zbMATH Keywords

chromatic numberclique numberplanar graphextended zero-divisor graph

Mathematics Subject Classification ID

Planar graphs; geometric and topological aspects of graph theory (05C10) Vertex subsets with special properties (dominating sets, independent sets, cliques, etc.) (05C69) Commutative ring extensions and related topics (13B99)

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