@article{354ff541af5d4e8f9f036c82ecd1ac06,
title = "Artin{\textquoteright}s criteria for algebraicity revisited",
abstract = "Using notions of homogeneity we give new proofs of M. Artin{\textquoteright}s algebraicity criteria for functors and groupoids. Our methods give a more general result, unifying Artin{\textquoteright}s two theorems and clarifying their differences.",
keywords = "Algebraic stacks, Deformation theory, Obstruction theories",
author = "Jack Hall and David Rydh",
note = "Funding Information: This collaboration was supported by the G{\"o}ran Gustafsson foundation. The first author was supported by the Australian Research Council DE150101799. The second author is also supported by the Swedish Research Council 2011-5599 and 2015-05554. MSC2010: primary 14D15; secondary 14D23. Keywords: algebraic stacks, deformation theory, obstruction theories. Publisher Copyright: {\textcopyright} 2019 Mathematical Sciences Publishers.",
year = "2019",
doi = "10.2140/ant.2019.13.749",
language = "English (US)",
volume = "13",
pages = "749--796",
journal = "Algebra and Number Theory",
issn = "1937-0652",
publisher = "Mathematical Sciences Publishers",
number = "4",
}