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15
Math.TechQA.Club
2026-02-23 09:09:43
87
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Duality Between Semilattices and Totally Disconnected locally Compact Hausdorff Spaces
Published on
23 Feb 2026 - 9:09
#general-topology
#operator-algebras
#noncommutative-algebra
#semigroups
#locales
99
Views
Common multiples in a group ring
Published on
26 Mar 2026 - 17:44
#abstract-algebra
#noncommutative-algebra
#group-rings
174
Views
The $q$ Multilinear Theorem
Published on
25 Mar 2026 - 19:00
#combinatorics
#noncommutative-algebra
#multinomial-coefficients
#multinomial-theorem
#q-analogs
422
Views
Baker–Campbell–Hausdorff formula for generators of $SO(3)$
Published on
30 Jan 2021 - 19:34
#lie-groups
#lie-algebras
#closed-form
#noncommutative-algebra
98
Views
Can we define "Algebra of fractions" like ring/field of fractions?
Published on
31 Jan 2021 - 18:06
#abstract-algebra
#ring-theory
#noncommutative-algebra
49
Views
Does Hochschild (co)homology preserve quasi-isomorphisms?
Published on
01 Feb 2021 - 13:57
#commutative-algebra
#noncommutative-algebra
66
Views
Do the matrix ring endofunctors have left adjoints?
Published on
07 Feb 2021 - 15:28
#ring-theory
#category-theory
#noncommutative-algebra
164
Views
Non-central tensor product of central algebras
Published on
27 Mar 2026 - 2:01
#abstract-algebra
#tensor-products
#noncommutative-algebra
#algebras
188
Views
Finitistic dimension conjeture for $A^{op} $ implies the strong Nakayama conjecture for A
Published on
30 Mar 2026 - 23:55
#representation-theory
#noncommutative-algebra
#projective-module
274
Views
Matrix exponential for non-commutative operator entries of matrix
Published on
03 Apr 2026 - 5:28
#linear-algebra
#tensor-products
#noncommutative-algebra
#quantum-mechanics
86
Views
What is the smallest dimension a non-commutative C*-algebra can have?
Published on
21 Feb 2021 - 23:48
#linear-algebra
#operator-theory
#operator-algebras
#c-star-algebras
#noncommutative-algebra
488
Views
Why does the exactness of a Koszul complex require commutativity?
Published on
25 Feb 2021 - 14:04
#solution-verification
#homology-cohomology
#homological-algebra
#noncommutative-algebra
122
Views
Loewy decomposition of differential operators
Published on
25 Mar 2026 - 15:46
#ordinary-differential-equations
#noncommutative-algebra
#differential-operators
#differential-algebra
69
Views
Do Artin rings contain many commutative Artin subrings?
Published on
25 Mar 2026 - 21:48
#abstract-algebra
#ring-theory
#noncommutative-algebra
#artinian
275
Views
quaternions as right or left $\mathbb C$-vector space.
Published on
10 Mar 2021 - 20:36
#abstract-algebra
#tensor-products
#quaternions
#noncommutative-algebra
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