 About 1,440 results  books.google.com Homomorphisms; fundamental inverse semigroups Let S be an inverse
semigroup, let T be a semigroup and let 9: S + T ... Clifford semigroups An
inverse semigroup S is called a Cliffbrd semigroup if and only if every idempotent
of S is central. 

 books.google.com The material in this volume was presented in a secondyear graduate course at Tulane University, during the academic year 19581959. 

 books.google.com Linearly. Ordered. Semigroups: Historical. Origins. and. A. H. Clifford's. Influence.
K. H. Hofmann and J. D. Lawson Abstract In this paper we sketch the earlier
chapters in the history of the mathematical development of the theory of linearly ... 

 books.google.com D Lemma 15.9 ([61]) A semigroup S is regular and satisfies a permutation identity
sis2 ...sn = а<т(1)s<т(2) . . . з„(n) for some a £ Sn (n > 2) with cr(1) ^ 1, a(n) ф n if
and only if S is a commutative Clifford semigroup. Proof. Let 5 be a regular ... 

 books.google.com 
 books.google.com AMS 1980 Subject Classification: 53A35 CLIFFORD SEMIGROUP, completely
regular semigroup  A semigroup in which every element is a group element,
that is, lies in some subgroup. An element of a semigroup is a group element if
and ... 

 books.google.com 
 books.google.com Due to the rich structure of Clifford semigroup, it is natural to search for classes of
regular semigroups close to Clifford semigroups. In [5], Petrich, and in [13], Zhu et
al. left [right]Clifford semigroups as generalization of Clifford semigroups. 

 books.google.com Even the reassembly of a commutative semigroup from its archimedean
components seems quite difficult, and has been solved only in highly particular
cases: when the archimedean components are groups (Clifford [1941]),
cancellative ... 

 books.google.com This paper investigates ringtheoretic properties of a Noetherian domain that
reflect reciprocally in the Clifford or Boolean property of its tclass semigroup.
Keywords. Class semigroup, tclass semigroup, tideal, tclosure, Clifford
semigroup, ... 

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