Twisted partial actions and extensions of semilattices of groups by groups

DOI10.1142/S0218196717500424zbMath1414.20022arXiv1602.02424OpenAlexW2964038361MaRDI QIDQ4596406

Mykola Khrypchenko, Mikhailo Dokuchaev

Publication date: 1 December 2017

Published in: International Journal of Algebra and Computation (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1602.02424

zbMATH Keywords

extensioninverse semigroupsemilattice of groupstwisted partial action

Mathematics Subject Classification ID

Actions of groups and semigroups; invariant theory (associative rings and algebras) (16W22) Inverse semigroups (20M18) Twisted and skew group rings, crossed products (16S35) Representation of semigroups; actions of semigroups on sets (20M30)

Related Items (7)

The third partial cohomology group and existence of extensions of semilattices of groups by groups ⋮ Partial generalized crossed products and a seven-term exact sequence ⋮ Recent developments around partial actions ⋮ Globalization of group cohomology in the sense of Alvares-Alves-Redondo ⋮ Globalization of partial cohomology of groups ⋮ Inverse semigroup cohomology and crossed module extensions of semilattices of groups by inverse semigroups ⋮ Schur's theory for partial projective representations

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