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Search options not deleted user 86526

This tag is used if a reference is needed in a paper or textbook on a specific result.

4 votes
0 answers
130 views

References on $HZR$ theory

Are there references available on $HZR$ theory ? I found on ncatlab that this is "genuinely $\mathbb Z/ 2\mathbb{Z}$-equivariant cohomology version of ordinary cohomology" Found nothing on wikipedia …
InfiniteLooper's user avatar
1 vote

Subgroups of compact Lie groups generated by a subset of nodes of the Dynkin diagram

A root defines in your Lie algebra a non zero element in you algebra up to multiplication by a scalar. A collections of roots defines a subvector space in you Lie algebra. A set of simple roots defin …
InfiniteLooper's user avatar
5 votes
1 answer
498 views

reference for KK theory

I wanted to ask you, if you have any good references (book or pdf) to learn about the KK theroy of Kasparov. I think the presentation of Blackadar is too close from the commutative theory. I was sea …
InfiniteLooper's user avatar