Group actions on algebraic stacks via butterflies

DOI10.1016/j.jalgebra.2017.05.002zbMath1401.14016arXiv0704.1010OpenAlexW2962987570MaRDI QIDQ2362568

Behrang Noohi

Publication date: 10 July 2017

Published in: Journal of Algebra (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/0704.1010

zbMATH Keywords

algebraic stackscategorical groups2-groupsactions on stacksweighted projective general linear groupsweighted projective stacks

Mathematics Subject Classification ID

Group actions on varieties or schemes (quotients) (14L30) Generalizations (algebraic spaces, stacks) (14A20) Groupoids, semigroupoids, semigroups, groups (viewed as categories) (18B40)

Related Items

The cohomological Brauer group of weighted projective spaces and stacks

Cites Work

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• Group actions on stacks and applications
• Notes on 2-groupoids, 2-groups and crossed modules
• A homotopy theory for stacks
• The Picard functor of an algebraic stack
• Butterflies. I: Morphisms of 2-group stacks
• Group cohomology with coefficients in a crossed module
• Uniformization of Deligne-Mumford curves
• Résolutions flasques des groupes linéaires connexes
• FUNDAMENTAL GROUPS OF ALGEBRAIC STACKS