Question

Showing that these two groups are isomorphic?

score 109 · Answer 1 · 2017-08-30 14:57:20

109

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Showing that these two groups are isomorphic?

Published on 30 Aug 2017 - 14:57

score 1.3k · Answer 2 · 2017-09-01 16:10:06

1.3k

Views

Show unit circle under multiplication not isomorphic to either the nonzero real numbers under multiplication or real numbers under addition

Published on 01 Sep 2017 - 16:10

score 404 · Answer 3 · 2026-03-26 17:53:45

404

Views

Show that any automorphism of the free group maps the normal commutator group to the normal commutator group

Published on 26 Mar 2026 - 17:53

score 4.9k · Answer 4 · 2026-03-25 04:36:50

4.9k

Views

How to determine if groups are isomorphic using cayley table

Published on 25 Mar 2026 - 4:36

score 252 · Answer 5 · 2017-09-04 14:39:39

252

Views

Show $\mathbb C^\cong\mathbb R^\times\mathbb T\cong\mathbb C/\mathbb Z$.

Published on 04 Sep 2017 - 14:39

score 950 · Answer 6 · 2017-09-04 20:11:42

950

Views

Determine the isomorphism class of group of units of $\mathbb Z_5[i]$.

Published on 04 Sep 2017 - 20:11

score 78 · Answer 7 · 2026-03-26 14:24:53

78

Views

How to find a matrix group from an invariant form?

Published on 26 Mar 2026 - 14:24

score 444 · Answer 8 · 2026-03-29 12:03:43

444

Views

Finding the finitely generated indecomposable modules over a given ring

Published on 29 Mar 2026 - 12:03

score 55 · Answer 9 · 2026-04-03 00:58:47

55

Views

Can I define a morphism between complex numbers and $\mathbb{Q}_2$ using Gelfond's constant?

Published on 03 Apr 2026 - 0:58

score 249 · Answer 10 · 2017-09-11 19:55:09

249

Views

Central automorphisms of a group form a subgroup of the automorphism group

Published on 11 Sep 2017 - 19:55

score 178 · Answer 11 · 2017-09-12 00:53:04

178

Views

Determine whether the following groups are isomorphic.

Published on 12 Sep 2017 - 0:53

score 58 · Answer 12 · 2026-03-29 22:34:39

58

Views

Suboperations,k-ary operation

Published on 29 Mar 2026 - 22:34

score 908 · Answer 13 · 2017-09-14 01:25:13

908

Views

Show that Q[x] /(x^2-2) is not isomorphic to Q[x] /(x^2-3)

Published on 14 Sep 2017 - 1:25

score 22 · Answer 14 · 2017-09-18 14:32:16

22

Views

Establishing isomorphism between groups using their invariant matrices

Published on 18 Sep 2017 - 14:32

score 66 · Answer 15 · 2017-09-21 00:49:44

66

Views

Isomorphism between groups defined by set builder notation

Published on 21 Sep 2017 - 0:49

List Question

Showing that these two groups are isomorphic?

Show unit circle under multiplication not isomorphic to either the nonzero real numbers under multiplication or real numbers under addition

Show that any automorphism of the free group maps the normal commutator group to the normal commutator group

How to determine if groups are isomorphic using cayley table

Show $\mathbb C^\cong\mathbb R^\times\mathbb T\cong\mathbb C/\mathbb Z$.

Determine the isomorphism class of group of units of $\mathbb Z_5[i]$.

How to find a matrix group from an invariant form?

Finding the finitely generated indecomposable modules over a given ring

Can I define a morphism between complex numbers and $\mathbb{Q}_2$ using Gelfond's constant?

Central automorphisms of a group form a subgroup of the automorphism group

Determine whether the following groups are isomorphic.

Suboperations,k-ary operation

Show that Q[x] /(x^2-2) is not isomorphic to Q[x] /(x^2-3)

Establishing isomorphism between groups using their invariant matrices

Isomorphism between groups defined by set builder notation

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