In this book the authors study the zero divisor graph and unit graph of a semigroup. The zero divisor graphs of semigroups Zn under multiplication is studied and characterized.
Zip Publishing, Ohio
zero divisor graph, unit graph, semigroup, graph theory
Smarandache, Florentin and W.B. Vasantha Kandasamy. "Semigroup as Graphs." (2012). https://digitalrepository.unm.edu/math_fsp/214
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