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Semigroup forum
Tome 21 (1980)
Précédent Suivant


Subgroups of free idempotent generated regular semigroups.
F. Pastijn ; K.S.S. Nambooripad
p. 1-8

A class of rectangular bands of inverse semigroups.
F. Pastijn ; A. de Bodt
p. 9-12

A generalization of the bicyclic semigroup.
C.L. Adair
p. 13-26

Strict radicals of monoids.
L. Márki ; R. Strecker ; R. Mlitz
p. 27-66

Varieties generated by semigroups of order four.
C.C. Edmunds
p. 67-82

Varietal free products of bands.
P. Olin
p. 83-88

Augmentations and wreath products of monoids.
Gerard Lallement
p. 89-90

Closure operators on languages and binary relations.
J. Anderson
p. 91-92

On completely regular semigroups.
O. Steinfeld
p. 93-94

Epimorphisms and semilattices of semigroups.
J. Crawley
p. 95-112

Complete co-atomic lattices with enough primes.
E. Evans
p. 113-126

Semigroups with each element disjunctive.
G. Thierrin ; H. Jürgensen
p. 127-142

The universal group of homogeneous quotients.
K.E. Osondu
p. 143-152

Joint continuity of affine semigroup actions.
D. Helmer
p. 153-166

Une representation fidèle des groupes d'un monoïde de relations binaires sur un ensemble fini.
E. LeRest ; M. LeRest
p. 167-172

Sur le calcul du monoïde syntaxique d'un sous monoïde finiment engendré.
E. LeRest ; M. LeRest
p. 173-186

Cancellative subsemigroups of archimedean semigroups.
M.S. Putcha
p. 187-194

Complementation and inner automorphism regular semigroups.
M. Loganathan
p. 195-204

Biordered sets and complemented modular lattices.
F. Pastijn
p. 205-220

Sums equal to products in ßN.
N. Hindman
p. 221-256

A probabilistic approach to representation formulae for semigroups of operators with rates of convergence.
P.L. Butzer ; L. Hahn
p. 257-272

Idempotent Boolean matrices.
A. Mukherjea ; R. Chaudhuri
p. 273-282

On injective and flat commutative regular semigroups.
J.A. Anderson ; T. Head
p. 283-284

Fundamental order relations on inverse semigroups and on their generalizations.
Simon M. Goberstein
p. 285-328

On the orders of the subsemigroups of the symmetrical semigroup Jn.
K. Todorov
p. 329-336

On semigroups with minimal or maximal condition on left congruences.
I.E. Kozhukhov
p. 337-350

The growth functions of finitely generated semigroups.
V.l. Trofimov
p. 351-360

Unifying congruences on S(I).
K.D. jr. Magill ; P.R. Misra ; U.B. Tewari
p. 361-372

Describing uniform bands in terms of uniform semilattices.
J.E. Mills
p. 373-382

On semitopological compactifications of nonabelian groups.
W. Ruppert
p. 383-389
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