List questions from noncommutative-geometry

Published on 25 Mar 2026 - 20:41

68

Views

Maps inducing identity in Hochschild and cyclic theories

Published on 10 May 2026 - 15:55

48

Views

relationships of topological and C* concepts in noncommutative topology

Published on 12 Apr 2026 - 22:46

159

Views

Is there a good notion of an étale topos associated to a noncommutative ring?

Published on 14 Apr 2026 - 11:07

82

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Torsion property in noncommutative geometry

Published on 14 Apr 2026 - 3:51

126

Views

Characterisation of $C_{c}(X)$ as a dense subalgebra of $C_{0}(X)$.

Published on 12 Apr 2026 - 19:01

254

Views

Projection Lemma for Hilbert C-star modules

Published on 28 Apr 2026 - 16:19

56

Views

Representations of groupoid algebras

Published on 12 Apr 2026 - 15:15

58

Views

Noncommutative (quantum, deformed, ...) sphere interpolating between $S^n$ and $S^{n-2}$

Published on 13 Apr 2026 - 19:46

204

Views

Completeness in the Noncommutative Geometry "Dictionary"

Published on 13 Apr 2026 - 20:19

75

Views

Spectral triple for a (real) full matrix algebra

Published on 13 Apr 2026 - 21:14

95

Views

Spectral triple on $\mathcal C(M)$ where $M$ is a compact Riemannian manifold, not necessarily spin

Published on 15 Apr 2026 - 3:13

132

Views

Are compactly supported states preserved by adjoints of proper *-homomorphisms?

Published on 11 Apr 2026 - 12:53

93

Views

Multiplier algebra as idealizer in fourth dual

Published on 11 Apr 2026 - 8:59

37

Views

Non commutative Atiyah-Singer theorem

Published on 06 May 2026 - 9:40

List Question

Definition p-multigraded Hilbert spaces

Maps inducing identity in Hochschild and cyclic theories

relationships of topological and C* concepts in noncommutative topology

Is there a good notion of an étale topos associated to a noncommutative ring?

Torsion property in noncommutative geometry

Characterisation of $C_{c}(X)$ as a dense subalgebra of $C_{0}(X)$.

Projection Lemma for Hilbert C-star modules

Representations of groupoid algebras

Noncommutative (quantum, deformed, ...) sphere interpolating between $S^n$ and $S^{n-2}$

Completeness in the Noncommutative Geometry "Dictionary"

Spectral triple for a (real) full matrix algebra

Spectral triple on $\mathcal C(M)$ where $M$ is a compact Riemannian manifold, not necessarily spin

Are compactly supported states preserved by adjoints of proper *-homomorphisms?

Multiplier algebra as idealizer in fourth dual

Non commutative Atiyah-Singer theorem

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