Loading [MathJax]/extensions/tex2jax.js

The Stacks project

History of tag 046N

Go back to the tag's page.

type time link
changed the statement and the proof 2011-08-11 4c15ebf
LaTeX: \Ob

	Introduced a macro

	\def\Ob{\mathop{\rm Ob}\nolimits}

	and replaced any occurence of \text{Ob}( with \Ob(. There are
	still some occurences of \text{Ob} but these are sets, not the
	operator that takes the set of objects of a category.
assigned tag 046N 2010-01-29 49580f9
Tags: added new tags
created statement with label lemma-characterize-essentially-surjective-when-ff in stacks.tex 2010-01-27 3d8ebf6
Restriction and equivalences

	We inserted a couple of lemmas describing when the restriction
	of a groupoid scheme gives rise to an isomorphic quotient sheaf
	or when it gives rise to an equivalent quotient stack.