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math.AT2014
A semigroup theoretic approach to Whitehead's asphericity question
Elton Pasku
The Whitehead asphericity problem, regarded as a problem of combinatorial group theory, asks whether any subpresentation of an aspherical group presentation is also aspherical. Thi…
math.GR2014
The Eilenberg-Mac Lane cohomology of an inverse monoid and the maximum group image
Anjeza Krakulli, Elton Pasku
The aim of this paper is to see at what extent homological properties of an inverse monoid are determined from those of its maximum group image. We provide several evidences that t…