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15
Math.TechQA.Club
2026-03-20 04:13:39
90
Views
Confusion about relationship between operator $K$-theory and topological $K$-theory
Published on
20 Mar 2026 - 4:13
#proof-verification
#operator-theory
#vector-bundles
#k-theory
#topological-k-theory
115
Views
AF-algebras and K-theory
Published on
22 Mar 2026 - 5:03
#operator-algebras
#c-star-algebras
#k-theory
79
Views
An immediate result of fundamental theorem of algebraic $K$-theory.
Published on
20 Mar 2026 - 12:01
#abstract-algebra
#k-theory
#algebraic-k-theory
64
Views
Opposite effective classes in a Grothendieck group
Published on
22 Mar 2026 - 18:38
#homological-algebra
#abelian-categories
#k-theory
153
Views
Trivial K-theory implies trivial K-theory of hereditary corners?
Published on
22 Mar 2026 - 18:42
#operator-algebras
#c-star-algebras
#k-theory
156
Views
Are there examples of unital and nuclear $C^*$-algebras satisfying the UCT that are not groupoid algebras of an amenable etale groupoid?
Published on
22 Mar 2026 - 21:39
#operator-algebras
#k-theory
#groupoids
79
Views
Algebraic $K_2$ as "universal receptacle"?
Published on
20 Mar 2026 - 10:24
#k-theory
#algebraic-k-theory
43
Views
How is $K(X\times S^2)$ a $K(X)$ module ?
Published on
15 Mar 2026 - 7:13
#algebraic-topology
#k-theory
#topological-k-theory
147
Views
Traces on $K(H)$
Published on
22 Mar 2026 - 13:24
#operator-theory
#operator-algebras
#c-star-algebras
#von-neumann-algebras
#k-theory
41
Views
Adams operations and an artificial grading on K-theory
Published on
24 Mar 2026 - 0:39
#lie-groups
#exterior-algebra
#graded-rings
#spectral-sequences
#k-theory
302
Views
Orthogonal complement of a vector bundle over paracompact base
Published on
23 Mar 2026 - 4:48
#vector-bundles
#k-theory
54
Views
Why is $U_n^+(A)/U_n^+(A)_0\simeq U_n(A^+)/U_n(A^+)_0$ for a unital C*-algebra $A$?
Published on
17 Mar 2026 - 17:07
#operator-algebras
#c-star-algebras
#k-theory
124
Views
K-theory and Clifford modules
Published on
17 Mar 2026 - 5:09
#abstract-algebra
#clifford-algebras
#k-theory
71
Views
question about one possible way of constructing Grothendieck group
Published on
17 Mar 2026 - 21:32
#abstract-algebra
#k-theory
47
Views
higher K-theory: suspensions vs Clifford module bundles
Published on
17 Mar 2026 - 14:13
#abstract-algebra
#algebraic-topology
#vector-bundles
#k-theory
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