Question

How to determine whether $\mathbb Z_{p^m}$ is decomposable into (normal) subgroups

score 472 · Answer 1 · 2021-10-26 15:22:43

472

Views

How to determine whether $\mathbb Z_{p^m}$ is decomposable into (normal) subgroups

Published on 26 Oct 2021 - 15:22

score 283 · Answer 2 · 2021-11-01 20:17:12

283

Views

Complement of vector using direct sum

Published on 01 Nov 2021 - 20:17

score 85 · Answer 3 · 2021-11-01 22:53:22

85

Views

Why is it not true that $e^{X} \oplus 1 = e^{X \oplus 1}$?

Published on 01 Nov 2021 - 22:53

score 40 · Answer 4 · 2021-11-11 18:13:55

40

Views

Internal Direct Sum of Eigenspaces

Published on 11 Nov 2021 - 18:13

score 95 · Answer 5 · 2021-11-13 23:20:44

95

Views

Prove that the intersection of two internal direct sums of simples is zero

Published on 13 Nov 2021 - 23:20

score 111 · Answer 6 · 2021-11-15 08:26:52

111

Views

Be a direct sum implies zero intersection

Published on 15 Nov 2021 - 8:26

score 205 · Answer 7 · 2026-03-28 16:25:50

205

Views

Is homotopy group of infinite product of spaces a direct sum or a direct product of groups?

Published on 28 Mar 2026 - 16:25

score 218 · Answer 8 · 2021-11-23 14:19:19

218

Views

Show the direct sum of noetherian R-modules is noetherian.

Published on 23 Nov 2021 - 14:19

score 124 · Answer 9 · 2026-03-30 20:52:59

124

Views

How to decompose a normed vector space into direct sums with a kernel of functions.

Published on 30 Mar 2026 - 20:52

score 417 · Answer 10 · 2021-11-26 07:56:48

417

Views

Direct sum decomposition of Banach space

Published on 26 Nov 2021 - 7:56

score 338 · Answer 11 · 2021-11-29 11:44:53

338

Views

If $||P(v)||\leq ||v||$ for all $v\in V$, then $P$ is the orthogonal projection from $V$ to $W$. ("Introduction to Linear Algebra" by Kazuo Matsuzaka)

Published on 29 Nov 2021 - 11:44

score 69 · Answer 12 · 2021-12-01 22:50:34

69

Views

Transfer from external direct sum to internal direct sum

Published on 01 Dec 2021 - 22:50

score 103 · Answer 13 · 2021-12-06 16:45:43

103

Views

Pairwise disjoint vector spaces whose sum is not direct

Published on 06 Dec 2021 - 16:45

score 213 · Answer 14 · 2026-03-29 11:07:02

213

Views

If $A$ is a direct sum of matrix algebra over $C$, what are all finite dimensional simple $A$-modules?

Published on 29 Mar 2026 - 11:07

score 23 · Answer 15 · 2021-12-09 14:17:21

23

Views

How can an internal direct sum of 2 abelian groups be a proper subgroup of one of the summands?

Published on 09 Dec 2021 - 14:17

List Question

How to determine whether $\mathbb Z_{p^m}$ is decomposable into (normal) subgroups

Complement of vector using direct sum

Why is it not true that $e^{X} \oplus 1 = e^{X \oplus 1}$?

Internal Direct Sum of Eigenspaces

Prove that the intersection of two internal direct sums of simples is zero

Be a direct sum implies zero intersection

Is homotopy group of infinite product of spaces a direct sum or a direct product of groups?

Show the direct sum of noetherian R-modules is noetherian.

How to decompose a normed vector space into direct sums with a kernel of functions.

Direct sum decomposition of Banach space

If $||P(v)||\leq ||v||$ for all $v\in V$, then $P$ is the orthogonal projection from $V$ to $W$. ("Introduction to Linear Algebra" by Kazuo Matsuzaka)

Transfer from external direct sum to internal direct sum

Pairwise disjoint vector spaces whose sum is not direct

If $A$ is a direct sum of matrix algebra over $C$, what are all finite dimensional simple $A$-modules?

How can an internal direct sum of 2 abelian groups be a proper subgroup of one of the summands?

Trending Questions

Popular # Hahtags

Popular Questions