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The Zero-Divisor Graph of a Meet-Semilattice

Meenakshi Wasadikar1, Pradnya Survase1
1Department of Mathematics, Dr. B. A. M. University, Aurangabad 431004, India

Abstract

In this paper, we introduce the zero-divisor graph Γ(L) of a meet-semilattice L with 0. It is shown that Γ(L) is connected with diam(Γ(L))3 and if Γ(L) contains a cycle, then the core K of Γ(L) is a union of 3-cycles and 4-cycles.