A higher dimensional homotopy sequence.
A homological algebra for valuated groups
A homological exact sequence associated with a family of normal subgroups
A Homological Finiteness Criterion.
A homotopy 2-groupoid from a fibration.
A homotopy double groupoid of a Hausdorff space.
A homotopy double groupoid of a Hausdorff space. II: A van Kampen theorem.
-idéaux, -systèmes
A Jones polynomial for braid-like isotopies of oriented links and its categorification.
A Kirillov theory for divisible nilpotent groups.
A Lagrangian representation of tangles II
The present paper is a continuation of our previous paper [Topology 44 (2005), 747-767], where we extended the Burau representation to oriented tangles. We now study further properties of this construction.
A language theoretic interpretation of the Schützenberger representations with applications to certain varieties of languages.
A lantern lemma.
A Lattice of Homomorphs.
A lattice of homomorphs
A Lattice theoretic characterization of prefrattini subgroups.
A left compatible coequality relation on a semigroup with apartness.
A limit relation for Dunkl-Bessel functions of type A and B.
A Littlewood-Richardson rule for symmetrizable Kac-Moody algebras.
A local method in group cohomology.