A semigroup T consisting of one-one mapping between certain principal left ideals in a type A semigroup S is constructed. T is shown to be a type A semigroup. A representation of S by T is then obtained which is analogous to Vagner-Preston's results on inverse semigroups.
机构:
Department of Mathematics, Faculty of Science, Xi'an Jiaotong University, Xi'anDepartment of Mathematics, Faculty of Science, Xi'an Jiaotong University, Xi'an
Chen J.
Rui C.
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机构:
Department of Mathematics, Yunnan University, Kunming, YunnanDepartment of Mathematics, Faculty of Science, Xi'an Jiaotong University, Xi'an