On the Existence of Extended \(5\)-Cycle Systems Having a Prescribed Number of Idempotent Elements

Michael E.Raines1
1Western Michigan University Department of Mathematics and Statistics Kalamazoo, Michigan USA 49008-5152

Abstract

In this paper, necessary and sufficient conditions are given for the existence of extended \(5\)-cycle systems of order \(n\) which have \(r\) idempotent elements.