Artin's criteria for algebraicity revisited

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.Goran Gustafsson foundation; Australian Research Council [DE150101799]; Swedish Research Council [2011-5599, 2015-05554]This item from the UA Faculty Publications collection is made available by the University of Arizona with support from the University of Arizona Libraries. If you have questions, please contact us at repository@u.library.arizona.edu