Semigroups Theory and Applications

Some congruences on regular semigroups....Pages 1-10
On pseudovarieties of monoids....Pages 11-17
Systems of equations over a finitely generated free monoid having an effectively findable equivalent finite subsystem....Pages 18-27
Minimal congruences and coextensions in semigroups....Pages 28-83
Endomorphism monoids of acts are wreath products of monoids with small categories....Pages 84-96
Free right h-Adequate semigroups....Pages 97-120
Group and semigroup theoretic considerations inspired by inverse problems of the additive number theory....Pages 121-140
Correspondences of semigroups....Pages 141-149
On universality of extensions....Pages 150-153
On additively or multiplicatively idempotent semirings and partial orders....Pages 154-161
Congruence semimodular varieties of semigroups....Pages 162-171
Decomposition of languages into disjunctive outfix codes....Pages 172-175
Some algorithms for semigroups and monoids presented by a single relation....Pages 176-182
Remarks on acts and the lattice of their torsion theories....Pages 183-193
Relativized star-free expressions, first-order logic, and a concatenation game....Pages 194-204
Semigroup extensions of partial groupoids....Pages 205-217
On groups having finite monadic church-rosser presentations....Pages 218-234
Automated theorem proving applied to the theory of semigroups....Pages 235-243
Subdirectly irreducible we-2 semigroups with globally idempotent core....Pages 244-250
Commutative monoid rings with krull dimension....Pages 251-259
Languages induced by certain homomorphisms of a free monoid....Pages 260-280
Infima in the power set of free semigroups....Pages 281-286
Update on the problems in \"inverse semigroups\" by M. Peterich....Pages 287-299
Minimal clans: A class of ordered partial semigroups including boolean rings and lattice-ordered groups....Pages 300-341
Les systemes entiers d\'equations sur un alphabet de 3 variables....Pages 342-357
A new interpretation of free orthodox and generalized inverse *-semigroups....Pages 358-371
Varieties of completely regular semigroups: Their injectives....Pages 372-379
Generalized semialgebras over semirings....Pages 380-416