Question

Relations of structures related to conjugate idempotents

score 115 · Answer 1 · 2026-04-29 12:48:41

115

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Relations of structures related to conjugate idempotents

Published on 29 Apr 2026 - 12:48

score 93 · Answer 2 · 2026-04-30 11:40:25

93

Views

Central simple quaternion algebra: why is the matrix for $\rho(v)$ antidiagonal?

Published on 30 Apr 2026 - 11:40

score 369 · Answer 3 · 2026-04-29 12:48:03

369

Views

how to work out the values of integers in specific positions in a number

Published on 29 Apr 2026 - 12:48

score 48 · Answer 4 · 2026-05-06 09:10:30

48

Views

Algebra-module over a set, is there such a thing?

Published on 06 May 2026 - 9:10

score 740 · Answer 5 · 2026-04-29 12:48:39

740

Views

Show that $\Bbb Q$ is not a finitely generated $\Bbb Z$-algebra.

Published on 29 Apr 2026 - 12:48

score 39 · Answer 6 · 2026-04-29 12:48:04

39

Views

Endomorphism of algebras checked on the generators

Published on 29 Apr 2026 - 12:48

score 66 · Answer 7 · 2026-04-29 12:48:03

66

Views

A question on the product of integral homomorphisms

Published on 29 Apr 2026 - 12:48

score 304 · Answer 8 · 2026-05-07 18:01:01

304

Views

On Wedderburn's theorem for $\mathbb{k}$-algebras of finite dimension with $\mathbb{k}$ algebraically closed.

Published on 07 May 2026 - 18:01

score 43 · Answer 9 · 2026-04-29 12:48:12

43

Views

Checking a solution to a problem about non-zero divisors in an associative algebra having multiplicative inverses

Published on 29 Apr 2026 - 12:48

score 306 · Answer 10 · 2026-04-29 12:48:37

306

Views

Why doesn't this work for showing that $A[x]$ is a flat $A$-algebra?

Published on 29 Apr 2026 - 12:48

score 134 · Answer 11 · 2026-04-29 12:48:09

134

Views

Transpositions and idempotents in matrix algebras

Published on 29 Apr 2026 - 12:48

score 354 · Answer 12 · 2026-04-29 12:48:11

354

Views

Injective homomorphism $H:C_b(X) \to C_b(Y)$ implies the existence of a continuous and surjective map $F:Y \to X$

Published on 29 Apr 2026 - 12:48

score 43 · Answer 13 · 2026-04-29 12:48:02

43

Views

What is this module endomorphism for a given algebra?

Published on 29 Apr 2026 - 12:48

score 269 · Answer 14 · 2026-04-29 12:47:40

269

Views

Ideals of a two-dimensional algebra with a given basis

Published on 29 Apr 2026 - 12:47

score 245 · Answer 15 · 2026-04-29 12:48:02

245

Views

Confusion regarding the definition of the Weyl Algebra

Published on 29 Apr 2026 - 12:48

List Question

Relations of structures related to conjugate idempotents

Central simple quaternion algebra: why is the matrix for $\rho(v)$ antidiagonal?

how to work out the values of integers in specific positions in a number

Algebra-module over a set, is there such a thing?

Show that $\Bbb Q$ is not a finitely generated $\Bbb Z$-algebra.

Endomorphism of algebras checked on the generators

A question on the product of integral homomorphisms

On Wedderburn's theorem for $\mathbb{k}$-algebras of finite dimension with $\mathbb{k}$ algebraically closed.

Checking a solution to a problem about non-zero divisors in an associative algebra having multiplicative inverses

Why doesn't this work for showing that $A[x]$ is a flat $A$-algebra?

Transpositions and idempotents in matrix algebras

Injective homomorphism $H:C_b(X) \to C_b(Y)$ implies the existence of a continuous and surjective map $F:Y \to X$

What is this module endomorphism for a given algebra?

Ideals of a two-dimensional algebra with a given basis

Confusion regarding the definition of the Weyl Algebra

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