AbstractA constructive proof of the equation DH∩ECom=(J∩ECom)∨H is presented where H denotes any arborescent pseudovariety of groups. In addition, a new class of pseudovarieties of groups is found for which that equation holds
This paper is concerned with the structure of semigroups of implicit operations on various subpseudo...
This article answers three questions of J. Almeida. Using combinatorial, algebraic and topological m...
AbstractThis paper offers definitions for the semidirect product of categories, Cayley graphs for ca...
AbstractA constructive proof of the equation DH∩ECom=(J∩ECom)∨H is presented where H denotes any arb...
AbstractThis note uses some recent powerful tools related with semidirect products V∗W of pseudovari...
The operator which constructs the pseudovariety generated by the idempotent-generated semigroups of ...
This paper is concerned with the computation of pseudovariety joins involving the pseudovariety LI o...
In this paper, we present the computation of some pseudovariety joins of the form LI v H v V where L...
This paper presents a study of the semidirectly closed pseudovariety generated by the aperiodic Bra...
AbstractWe compute a set of identities defining the Mal'cev product of pseudovarieties of finite sem...
J. Rhodes asked during the Chico conference in 1986 for the calculation of joins of semigroup pseudo...
2000 Mathematics Subject Classification: 20M07 (primary); 20M05, 20M35, 68Q70 (secondary).In this pa...
This note uses some recent powerful tools related with semidirect products V W of pseudovarieties o...
AbstractThe aim of this work is to study the unknown intervals of the lattice of aperiodic pseudovar...
Rhodes asked during the Chico conference in 1986 for the calculation of joins of semigroup pseudova...
This paper is concerned with the structure of semigroups of implicit operations on various subpseudo...
This article answers three questions of J. Almeida. Using combinatorial, algebraic and topological m...
AbstractThis paper offers definitions for the semidirect product of categories, Cayley graphs for ca...
AbstractA constructive proof of the equation DH∩ECom=(J∩ECom)∨H is presented where H denotes any arb...
AbstractThis note uses some recent powerful tools related with semidirect products V∗W of pseudovari...
The operator which constructs the pseudovariety generated by the idempotent-generated semigroups of ...
This paper is concerned with the computation of pseudovariety joins involving the pseudovariety LI o...
In this paper, we present the computation of some pseudovariety joins of the form LI v H v V where L...
This paper presents a study of the semidirectly closed pseudovariety generated by the aperiodic Bra...
AbstractWe compute a set of identities defining the Mal'cev product of pseudovarieties of finite sem...
J. Rhodes asked during the Chico conference in 1986 for the calculation of joins of semigroup pseudo...
2000 Mathematics Subject Classification: 20M07 (primary); 20M05, 20M35, 68Q70 (secondary).In this pa...
This note uses some recent powerful tools related with semidirect products V W of pseudovarieties o...
AbstractThe aim of this work is to study the unknown intervals of the lattice of aperiodic pseudovar...
Rhodes asked during the Chico conference in 1986 for the calculation of joins of semigroup pseudova...
This paper is concerned with the structure of semigroups of implicit operations on various subpseudo...
This article answers three questions of J. Almeida. Using combinatorial, algebraic and topological m...
AbstractThis paper offers definitions for the semidirect product of categories, Cayley graphs for ca...
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