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15
Math.TechQA.Club
2026-03-25 18:58:37
221
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A first course in noncommutative rings by Lam - Proposition 1.17 about triangular rings.
Published on
25 Mar 2026 - 18:58
#abstract-algebra
#ring-theory
#noncommutative-algebra
#bimodules
2.9k
Views
Is every left maximal ideal the annihilator of a simple left module?
Published on
18 Mar 2014 - 10:48
#ring-theory
#ideals
#noncommutative-algebra
#radicals
502
Views
Scalar extension of simple algebras
Published on
25 Mar 2026 - 7:48
#algebraic-number-theory
#noncommutative-algebra
#algebras
170
Views
Recognition of positive integral projections in a group algebra
Published on
19 Mar 2014 - 12:14
#abstract-algebra
#group-theory
#representation-theory
#noncommutative-algebra
9.4k
Views
Hom-tensor adjunctions
Published on
23 Mar 2014 - 15:07
#abstract-algebra
#tensor-products
#noncommutative-algebra
757
Views
Example of a faithful irreducible module
Published on
25 Mar 2014 - 23:38
#abstract-algebra
#modules
#noncommutative-algebra
869
Views
Ring with an element that is a left zero divisor and has a right inverse.
Published on
26 Mar 2014 - 14:10
#abstract-algebra
#ring-theory
#noncommutative-algebra
55
Views
Grading and commutators
Published on
25 Mar 2026 - 15:24
#commutative-algebra
#ring-theory
#noncommutative-algebra
#graded-rings
133
Views
Coproducts and Hochschild
Published on
25 Mar 2026 - 16:07
#abstract-algebra
#homological-algebra
#homology-cohomology
#noncommutative-algebra
#noncommutative-geometry
295
Views
Simple Noetherian domain which is not a division ring
Published on
25 Mar 2026 - 20:08
#abstract-algebra
#noncommutative-algebra
#noetherian
170
Views
Example of excision in Hochschild homology
Published on
25 Mar 2026 - 16:08
#abstract-algebra
#ring-theory
#homological-algebra
#noncommutative-algebra
#noncommutative-geometry
33
Views
Tensoring and retaining projectiveness
Published on
10 Apr 2014 - 22:07
#abstract-algebra
#modules
#tensor-products
#noncommutative-algebra
#projective-module
1.9k
Views
divisible modules
Published on
14 Apr 2014 - 17:01
#commutative-algebra
#noncommutative-algebra
1.6k
Views
How to show Not a Free Module
Published on
14 Apr 2014 - 18:06
#abstract-algebra
#modules
#noncommutative-algebra
199
Views
Tensor product of two simple modules
Published on
16 Apr 2014 - 12:41
#modules
#tensor-products
#noncommutative-algebra
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