Question

Reference needed: Category of modules over Frobenius algebra is a Frobenius category

score 31 · Answer 1 · 2024-02-12 13:55:39

31

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Reference needed: Category of modules over Frobenius algebra is a Frobenius category

Published on 12 Feb 2024 - 13:55

score 54 · Answer 2 · 2024-02-12 19:07:25

54

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Reduced finitely generated k-algebras are isomorphic to $k^n$

Published on 12 Feb 2024 - 19:07

score 17 · Answer 3 · 2024-02-16 10:53:56

17

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What are some good learning materials for Affine Algebras

Published on 16 Feb 2024 - 10:53

score 75 · Answer 4 · 2024-02-26 12:04:25

75

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$\mathbb{R}$-Algebra isomorphism $\mathbb{C}[z;\sigma]\cong \mathbb{R} \langle x,y\rangle/(y^2+1,xy+yx)$

Published on 26 Feb 2024 - 12:04

score 18 · Answer 5 · 2024-02-26 20:43:21

18

Views

Sufficient conditions for unital sub-algebra of matrix ring to be closed under inversion

Published on 26 Feb 2024 - 20:43

score 50 · Answer 6 · 2026-03-25 06:12:09

50

Views

Category of monoids isomorphic to coslice category

Published on 25 Mar 2026 - 6:12

score 78 · Answer 7 · 2024-02-27 07:25:02

78

Views

Show that $\mathbb Q[t] \otimes_{\mathbb Q[t^2]} \mathbb Q[t] \cong \mathbb Q[x,y]/(x^2-y^2)$ (as $\mathbb Q$--algebras)

Published on 27 Feb 2024 - 7:25

score 36 · Answer 8 · 2024-03-05 00:29:25

36

Views

divisibility in polynomial ring: if $(X - a)^t | f(X)$ and $(X - b)^t | f(X)$, then does $(X - a)^t \cdot (X - b)^t \mid f(X)$?

Published on 05 Mar 2024 - 0:29

score 36 · Answer 9 · 2024-03-05 13:56:06

36

Views

matrix with univariate entries: rank deficit of specialization ≤ vanishing order of determinant, part II: commutative ring

Published on 05 Mar 2024 - 13:56

score 15 · Answer 10 · 2026-03-04 19:33:39

15

Views

Generalization of Cartesian Product with Shared Actions for Reactive Graphs

Published on 04 Mar 2026 - 19:33

score 52 · Answer 11 · 2024-03-09 09:23:14

52

Views

Zero divisors in an algebra with two generators

Published on 09 Mar 2024 - 9:23

score 24 · Answer 12 · 2024-03-20 14:04:23

24

Views

spectrum of a general algebra

Published on 20 Mar 2024 - 14:04

score 67 · Answer 13 · 2024-03-22 20:31:36

67

Views

Is there a good presentation of the matrix algebras?

Published on 22 Mar 2024 - 20:31

score 32 · Answer 14 · 2024-03-25 03:14:07

32

Views

Confusion about a result in Pierce's book Associative Algebras.

Published on 25 Mar 2024 - 3:14

score 23 · Answer 15 · 2015-01-08 20:46:25

23

Views

Solving for two variables in terms of two other variables

Published on 08 Jan 2015 - 20:46

List Question

Reference needed: Category of modules over Frobenius algebra is a Frobenius category

Reduced finitely generated k-algebras are isomorphic to $k^n$

What are some good learning materials for Affine Algebras

$\mathbb{R}$-Algebra isomorphism $\mathbb{C}[z;\sigma]\cong \mathbb{R} \langle x,y\rangle/(y^2+1,xy+yx)$

Sufficient conditions for unital sub-algebra of matrix ring to be closed under inversion

Category of monoids isomorphic to coslice category

Show that $\mathbb Q[t] \otimes_{\mathbb Q[t^2]} \mathbb Q[t] \cong \mathbb Q[x,y]/(x^2-y^2)$ (as $\mathbb Q$--algebras)

divisibility in polynomial ring: if $(X - a)^t | f(X)$ and $(X - b)^t | f(X)$, then does $(X - a)^t \cdot (X - b)^t \mid f(X)$?

matrix with univariate entries: rank deficit of specialization ≤ vanishing order of determinant, part II: commutative ring

Generalization of Cartesian Product with Shared Actions for Reactive Graphs

Zero divisors in an algebra with two generators

spectrum of a general algebra

Is there a good presentation of the matrix algebras?

Confusion about a result in Pierce's book Associative Algebras.

Solving for two variables in terms of two other variables

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