Coloring of cozero-divisor graphs of commutative von Neumann regular rings

R. Nikandish, M. J. Nikmehr, M. Bakhtyiari

Let $R$ be a commutative ring with non-zero identity. The cozero-divisor graph of $R$, denoted by ${\Gamma }^{\prime }(R)$, is a graph with vertices in $W^{\ast }(R)$, which is the set of all non…