Geodesic

Volume 21 (1980) no.

Sommaire

Subgroups of free idempotent generated regular semigroups.
p. 1-8
A class of rectangular bands of inverse semigroups.
p. 9-12
A generalization of the bicyclic semigroup.
p. 13-26
Strict radicals of monoids.
p. 27-66
Varieties generated by semigroups of order four.
p. 67-82
Varietal free products of bands.
p. 83-88
Augmentations and wreath products of monoids.
p. 89-90
Closure operators on languages and binary relations.
p. 91-92
On completely regular semigroups.
p. 93-94
Epimorphisms and semilattices of semigroups.
p. 95-112
Complete co-atomic lattices with enough primes.
p. 113-126
Semigroups with each element disjunctive.
p. 127-142
The universal group of homogeneous quotients.
p. 143-152
Joint continuity of affine semigroup actions.
p. 153-166
Une representation fidèle des groupes d'un monoïde de relations binaires sur un ensemble fini.
p. 167-172
Sur le calcul du monoïde syntaxique d'un sous monoïde finiment engendré.
p. 173-186
Cancellative subsemigroups of archimedean semigroups.
p. 187-194
Complementation and inner automorphism regular semigroups.
p. 195-204
Biordered sets and complemented modular lattices.
p. 205-220
Sums equal to products in ßN.
p. 221-256
A probabilistic approach to representation formulae for semigroups of operators with rates of convergence.
p. 257-272
Idempotent Boolean matrices.
p. 273-282
On injective and flat commutative regular semigroups.
p. 283-284
Fundamental order relations on inverse semigroups and on their generalizations.
p. 285-328
On the orders of the subsemigroups of the symmetrical semigroup Jn.
p. 329-336
On semigroups with minimal or maximal condition on left congruences.
p. 337-350
The growth functions of finitely generated semigroups.
p. 351-360
Unifying congruences on S(I).
p. 361-372
Describing uniform bands in terms of uniform semilattices.
p. 373-382
On semitopological compactifications of nonabelian groups.
p. 383-389