Delta-functor
id:
delta-functor-258-10875908
title:
Delta-functor
text:
In homological algebra, a δ-functor between two abelian categories A and B is a collection of functors from A to B together with a collection of morphisms that satisfy properties generalising those of derived functors. A universal δ-functor is a δ-functor satisfying a specific universal property related to extending morphisms beyond "degree 0". These notions were introduced by Alexander Grothendieck in his "Tohoku paper" to provide an appropriate setting for derived functors. In particular, deri
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wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Delta-functor
date created:
date modified:
2022-10-17T00:58:54Z
main entity:
{"identifier":"Q5254536","url":"https://www.wikidata.org/entity/Q5254536"}
image:
fields total:
13
integrity:
13