Artin’s criteria for algebraicity revisited

Jack Hall, David Rydh

Research output: Contribution to journalArticle

Abstract

Using notions of homogeneity we give new proofs of M. Artin’s algebraicity criteria for functors and groupoids. Our methods give a more general result, unifying Artin’s two theorems and clarifying their differences.

Original languageEnglish (US)
Pages (from-to)749-796
Number of pages48
JournalAlgebra and Number Theory
Volume13
Issue number4
DOIs
StatePublished - Jan 1 2019

Keywords

  • Algebraic stacks
  • Deformation theory
  • Obstruction theories

ASJC Scopus subject areas

  • Algebra and Number Theory

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