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Results tagged with kt.k-theory-and-homology
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user 128371
Algebraic and topological K-theory, relations with topology, commutative algebra, and operator algebras
5
votes
2
answers
430
views
K-theory of a coconnective dga
I have seen somewhere that if a differential graded algebra $A$ is connective (homologically graded), then the Grothendieck group $K_{0}(A)=K_{0}(H_{0}(A))$.
Suppose that $A$ is a differential graded …
- 511
4
votes
1
answer
193
views
Split cofibrations up to quasi-isomorphism
$R$ a ring $(1\neq 0)$, $\mathbf{Perf}(R)$ is the category of perfect complexes (of right $R$-modules).
Suppose that $A_{\bullet}\rightarrow B_{\bullet}\rightarrow B_{\bullet}/A_{\bullet}$ a short e …
- 511