The endomorphism semigroup of an endomapping of a finite set

Subrata Majumdar, Mohd Altab Hossain, Kalyan Kumar Dey
2012 GANIT Journal of Bangladesh Mathematical Society  
The structure of the semigroup of all endomorphisms of an endomapping of a finite set has been determined. This has been done by naturally representing the endomapping by a directed graph, and determining the structure of the endomorphism semigroup of this graph.
doi:10.3329/ganit.v31i0.10310 fatcat:kqsefcjxhja6ngnba5gp4jjgw4