Abstract
We characterize the endomorphisms of the semigroup of all order-preserving mappings on a finite chain. We show that there are three types of endomorphism: automorphisms, constants, and a certain type of endomorphism with two idempotents in the image
Original language | English |
---|---|
Pages (from-to) | 277-285 |
Number of pages | 9 |
Journal | Semigroup Forum |
Volume | 81 |
Early online date | 26 Mar 2010 |
DOIs | |
Publication status | Published - 2010 |