Some Parameters of Non-Zero Zero Divisor Graphs
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Keywords:
Commutative semigroup, zero-divisor,graphs, diameter, radius, cut-vertexAbstract
Let S be a commutative semigroup including zero. The zero divisor graph associated to S, denoted by $\Gamma(Z)$ is the graph whose vertices are the nonzero zero divisors of S and two vertices x and y are adjacent in case their product in the semigroup is zero. There are many known results on the possible structure of such graphs. We study the converse problem. In this paper, we investigate diameter, radius and cut vertex parameters of some non-zero zero divisor graphs.
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