Geodesic

Volume 39 (1989) no. 2

Sommaire

On a conjecture of Rhodes.
p. 1-16
On the axiomatic rank of varieties generated by a semigroup or monoid with one defining relation.
p. 17-38
A structure theorem for right invariant right holoids.
p. 39-50
Embedding semigroups into semigroups with countability index two.
p. 51-58
Bands on trees.
p. 59-64
Construction of right topological compactifications for discrete versions of subsemigroups of compact groups.
p. 65-74
Second order incomplete expiring Cauchy problems.
p. 75-84
Evolution operators in empathy with a semi-group.
p. 85-94
Some properties of strong Feller semigroups on L2-spaces.
p. 95-104
Semigroups with n-closed subsets.
p. 105-108
Comments on the permutation property for semigroups.
p. 109-112
An order theoretic characterization of locally orthodox regular semigroups.
p. 113-116
On an application of the work of D.E. Knuth to semigroups.
p. 117-124
On spectra of solvability and attainability for varieties of semigroups.
p. 129-156
P-regular semigroups.
p. 157-178
Products of four idempotents in finite full transformation semigroups.
p. 179-194
On Schützenberger monoids in transformation semigroups.
p. 195-202
Semigroups with commuting threads.
p. 203-214
On algebraically compact semigroup rings.
p. 215-248
On groups rings which are not Ore domains.
p. 249-254
Maximizing a congruence with respect to its partition of idempotents.
p. 257-262
Regular monoids generated by two Galois connections.
p. 263-294
Product of idempotents in finite full transformation semigroups.
p. 295-310
A functional treatment of right invariant holoids.
p. 311-322
Sur les automates qui reconnaissent une famille de langages.
p. 323-334
An order topology for finitely generated free monoids.
p. 335-346
On open subsemigroups of connected groups.
p. 347-362
On the continuity of convolution semigroups.
p. 363-370
On a class of t-archimedean semigroups.
p. 371-376
A note on r-extensible prefix codes.
p. 377-380