Question

$f_{\scriptscriptstyle{\vert H}}=g_{\scriptscriptstyle{\vert H}}$ implies $f=g$ for groups

score 68 · Answer 1 · 2016-01-23 22:31:53

68

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$f_{\scriptscriptstyle{\vert H}}=g_{\scriptscriptstyle{\vert H}}$ implies $f=g$ for groups

Published on 23 Jan 2016 - 22:31

score 172 · Answer 2 · 2016-01-27 03:53:46

172

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Find all the homomorphisms from $C_3$ to $A_4$

Published on 27 Jan 2016 - 3:53

score 144 · Answer 3 · 2016-01-29 17:55:28

144

Views

Finding the homomorphisms $S_3 \to \Bbb Z / 6 \Bbb Z$

Published on 29 Jan 2016 - 17:55

score 33 · Answer 4 · 2016-01-30 18:50:53

33

Views

Need information on the following multi-group homomorphic structure

Published on 30 Jan 2016 - 18:50

score 1.4k · Answer 5 · 2026-03-27 08:40:15

1.4k

Views

Does there exist a surjective homomorphism from $(\mathbb R,+)$ to $(\mathbb Q,+)$ ?

Published on 27 Mar 2026 - 8:40

score 426 · Answer 6 · 2016-02-06 19:31:15

426

Views

Determining all the homomorphisms $\mathbb{Z} \to R$, where R is an integral domain.

Published on 06 Feb 2016 - 19:31

score 54 · Answer 7 · 2016-02-06 23:12:01

54

Views

Finding homomorphisms in normal groups to $S_n$

Published on 06 Feb 2016 - 23:12

score 1.1k · Answer 8 · 2016-02-09 02:02:01

1.1k

Views

If $f:\mathbb{Z} \to \mathbb{Z}$ is an isomorphism, prove that $f$ is the identity map.

Published on 09 Feb 2016 - 2:02

score 62 · Answer 9 · 2026-03-25 20:36:09

62

Views

Are there any nontrivial second Hurewicz homomorphisms for familiar compact 6-dimensional manifolds?

Published on 25 Mar 2026 - 20:36

score 275 · Answer 10 · 2026-03-27 21:44:05

275

Views

First isomorphism theorem visualisation on cyclic groups such as $C_4$?

Published on 27 Mar 2026 - 21:44

score 1.4k · Answer 11 · 2026-03-26 02:54:27

1.4k

Views

Determining the ring homomorphisms $\mathbb{Z}[i] \to \mathbb{Z}$

Published on 26 Mar 2026 - 2:54

score 3.3k · Answer 12 · 2016-02-15 13:14:06

3.3k

Views

Surjectivity (onto) for isomorphism definition

Published on 15 Feb 2016 - 13:14

score 811 · Answer 13 · 2016-02-18 14:48:48

811

Views

When is there an homomorphism into $S_n$?

Published on 18 Feb 2016 - 14:48

score 791 · Answer 14 · 2016-02-18 18:36:57

791

Views

How to get a homomorphism from $\mathbb{Z}\to G$, for $G$ a non-trivial group?

Published on 18 Feb 2016 - 18:36

score 61 · Answer 15 · 2026-04-01 01:15:26

61

Views

Intersection of subgroup of index 2

Published on 01 Apr 2026 - 1:15

List Question

$f_{\scriptscriptstyle{\vert H}}=g_{\scriptscriptstyle{\vert H}}$ implies $f=g$ for groups

Find all the homomorphisms from $C_3$ to $A_4$

Finding the homomorphisms $S_3 \to \Bbb Z / 6 \Bbb Z$

Need information on the following multi-group homomorphic structure

Does there exist a surjective homomorphism from $(\mathbb R,+)$ to $(\mathbb Q,+)$ ?

Determining all the homomorphisms $\mathbb{Z} \to R$, where R is an integral domain.

Finding homomorphisms in normal groups to $S_n$

If $f:\mathbb{Z} \to \mathbb{Z}$ is an isomorphism, prove that $f$ is the identity map.

Are there any nontrivial second Hurewicz homomorphisms for familiar compact 6-dimensional manifolds?

First isomorphism theorem visualisation on cyclic groups such as $C_4$?

Determining the ring homomorphisms $\mathbb{Z}[i] \to \mathbb{Z}$

Surjectivity (onto) for isomorphism definition

When is there an homomorphism into $S_n$?

How to get a homomorphism from $\mathbb{Z}\to G$, for $G$ a non-trivial group?

Intersection of subgroup of index 2

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