Abstract (EN):
This note discusses primeness for semigroup rings of semigroups satisfying a certain condition, weaker than the u.p. property. These semigroups include free products of semigroups, semigroups presented by a single relator and at least three generators, and free inverse semigroupsof infinite rank. © 1992, Royal Society of Edinburgh. All right reserved.
Language:
English
Type (Professor's evaluation):
Scientific