Sumihiro's theorem
id:
sumihiro-s-theorem-312-16351241
title:
Sumihiro's theorem
text:
In algebraic geometry, Sumihiro's theorem, introduced by, states that a normal algebraic variety with an action of a torus can be covered by torus-invariant affine open subsets. The "normality" in the hypothesis cannot be relaxed. The hypothesis that the group acting on the variety is a torus can also not be relaxed.
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Sumihiro%27s_theorem
date created:
date modified:
2023-03-10T00:03:58Z
main entity:
{"identifier":"Q25098881","url":"https://www.wikidata.org/entity/Q25098881"}
image:
fields total:
13
integrity:
13