A Welsh Born Icon

I wait patiently, with no urgency. I have been granted all the time there is. I do not try to make anything of what I see. I hold no expectation or assumption that I know anything at all.

Saturday, March 21, 2009

List of homological algebra topics

Cokernel
Exact sequence
Chain complex
Differential module
Five lemma
Short five lemma
Snake lemma
Nine lemma
Extension (algebra)
Central extension
Splitting lemma
Projective module
Injective module
Projective resolution
Injective resolution
Koszul complex
Exact functor
Derived functor
Ext functor
Tor functor
Filtration (abstract algebra)
Spectral sequence
Abelian category
Triangulated category
Derived category
at 7:45 am

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