Question

Representatives for all conjugacy classes of elements of order 15 in A11

score 287 · Answer 1 · 2018-12-24 05:48:49

287

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Representatives for all conjugacy classes of elements of order 15 in A11

Published on 24 Dec 2018 - 5:48

score 1.3k · Answer 2 · 2026-03-25 07:45:45

1.3k

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The centralizer of a cycle is the group generated by the elements of $S_n$ that are disjoint from the cycle and the group generated by the cycle.

Published on 25 Mar 2026 - 7:45

score 3.6k · Answer 3 · 2018-12-25 19:52:26

3.6k

Views

Showing $S_{n}$ is not solvable for $n\geq 5$

Published on 25 Dec 2018 - 19:52

score 255 · Answer 4 · 2018-12-27 19:28:41

255

Views

About the Proof for "the Order of a Permutation $\sigma$ is the $lcm$ of the Orders of its Disjoint Cycles."

Published on 27 Dec 2018 - 19:28

score 588 · Answer 5 · 2018-12-29 01:33:44

588

Views

Is there exist a group homomorphism from the symmetric group $S_n$ to $S_{n-1}$ for $n \ge 5?$

Published on 29 Dec 2018 - 1:33

score 267 · Answer 6 · 2018-12-29 15:30:49

267

Views

What is the number of squares in $S_n$?

Published on 29 Dec 2018 - 15:30

score 107 · Answer 7 · 2018-12-31 21:17:53

107

Views

Prove that there exists a semi-orthogonal $U$ such that $U^TAU=B$, where $A$ and $B$ are positive-definite symmetric matrices.

Published on 31 Dec 2018 - 21:17

score 47 · Answer 8 · 2019-01-01 16:30:12

47

Views

Proving $\{gY:g\in X\}=\{Yg:g\in X\}$

Published on 01 Jan 2019 - 16:30

score 70 · Answer 9 · 2019-01-01 18:43:36

70

Views

What are the conjugacy classes in $A_5$?

Published on 01 Jan 2019 - 18:43

score 46 · Answer 10 · 2019-01-02 00:40:41

46

Views

What are the most efficient date systems with temporal symmetry?

Published on 02 Jan 2019 - 0:40

score 146 · Answer 11 · 2019-01-05 21:23:09

146

Views

If $|G|<\infty$ acts transitively on a set $X$ with $|X|=10$ then $G$ has an element of order $5$

Published on 05 Jan 2019 - 21:23

score 189 · Answer 12 · 2019-01-06 11:03:51

189

Views

cardinal of conjugacy class of $(123)(456)$ in $A_7$

Published on 06 Jan 2019 - 11:03

score 45 · Answer 13 · 2019-01-09 03:30:05

45

Views

What are the elements in the subgroup generated by $\langle(1234)\rangle$ in $S_4$?

Published on 09 Jan 2019 - 3:30

score 82 · Answer 14 · 2019-01-09 16:28:04

82

Views

Are given groups isomorphic

Published on 09 Jan 2019 - 16:28

score 279 · Answer 15 · 2019-01-10 01:36:45

279

Views

Determine whether the following elements of $S_6$ are of the form $\sigma^2$.

Published on 10 Jan 2019 - 1:36

List Question

Representatives for all conjugacy classes of elements of order 15 in A11

The centralizer of a cycle is the group generated by the elements of $S_n$ that are disjoint from the cycle and the group generated by the cycle.

Showing $S_{n}$ is not solvable for $n\geq 5$

About the Proof for "the Order of a Permutation $\sigma$ is the $lcm$ of the Orders of its Disjoint Cycles."

Is there exist a group homomorphism from the symmetric group $S_n$ to $S_{n-1}$ for $n \ge 5?$

What is the number of squares in $S_n$?

Prove that there exists a semi-orthogonal $U$ such that $U^TAU=B$, where $A$ and $B$ are positive-definite symmetric matrices.

Proving $\{gY:g\in X\}=\{Yg:g\in X\}$

What are the conjugacy classes in $A_5$?

What are the most efficient date systems with temporal symmetry?

If $|G|<\infty$ acts transitively on a set $X$ with $|X|=10$ then $G$ has an element of order $5$

cardinal of conjugacy class of $(123)(456)$ in $A_7$

What are the elements in the subgroup generated by $\langle(1234)\rangle$ in $S_4$?

Are given groups isomorphic

Determine whether the following elements of $S_6$ are of the form $\sigma^2$.

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