The fundamental group scheme of a non-reduced scheme

DOI10.1016/j.bulsci.2011.02.002zbMath1223.14054arXiv1511.07331OpenAlexW2092229601MaRDI QIDQ554233

Marco Antei

Publication date: 29 July 2011

Published in: Bulletin des Sciences Mathématiques, Analytic and Algebraic Geometry (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1511.07331

zbMATH Keywords

torsorfundamental group scheme

Mathematics Subject Classification ID

Group actions on varieties or schemes (quotients) (14L30) Group schemes (14L15) Generalizations (algebraic spaces, stacks) (14A20) Positive characteristic ground fields in algebraic geometry (14G17) Group varieties (14L10)

Related Items (2)

Extension of finite solvable torsors over a curve ⋮ The pseudo-fundamental group scheme

Cites Work

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• Complexe cotangent et déformations. I. (The cotangent complex and deformations. I.)
• Complexe cotangent et déformations. II
• On the \lq \lq Galois closure\rq \rq for torsors
• The Cotangent Complex of a Morphism

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