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Results tagged with kt.k-theory-and-homology
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user 6153
Algebraic and topological K-theory, relations with topology, commutative algebra, and operator algebras
2
votes
Who named it the Snake Lemma?
If you Google for "diagramme du serpent" it becomes plausible that it was a diagram in Cartan-Eilenberg first of all, before a lemma. Interesting example of how Bourbaki became the standard grad stude …
- 12.6k
11
votes
Where do all these projection formulas come from?
The first (set theory) formula is generalised in categorical logic to what is called "Frobenius reciprocity" there, and is then part of the handling of the existential quantifier (a natural way to go …
- 12.6k
3
votes
K_2 of rings of algebraic integers
For the conjectural order, see the Birch-Tate conjecture http://eom.springer.de/B/b110560.htm .
- 12.6k