The Rocky Mountain Journal of Mathematics, Vol. 40, No. 5 (2010), pp. 1481-1503 (23 pages) Given a commutative semigroup S with 0, where 0 is the unique singleton ideal, we associate a simple graph ...
Abstract Let N be a near-ring. In this paper, we associate a graph corresponding to the 3-prime radical ℐ of N, denoted by Γℐ(N). Further we obtain certain topological properties of Spec(N), the ...