List questions from abstract-algebra

Published on 13 Apr 2026 - 18:42

77

Views

Isomorphisms between Groups (Integers mod n)

Published on 14 Apr 2026 - 4:51

669

Views

Order $6$ elements in $\text{Aut}(\mathbb{Z}_{105})$

Published on 16 Apr 2026 - 6:52

129

Views

Verifying injection of an isomorphism

Published on 16 Apr 2026 - 12:21

336

Views

A question regarding localization of ring

Published on 11 Apr 2026 - 17:00

1.2k

Views

Counting 3-cycles in $S_6$

Published on 13 Apr 2026 - 20:29

155

Views

Meaning of "réduit à 0" in EGA I

Published on 20 Apr 2026 - 2:53

359

Views

Prime subring of a field with char $p$ or $0$

Published on 16 Apr 2026 - 7:21

280

Views

Chinese remainder theorem over rationals

Published on 29 Apr 2026 - 12:46

839

Views

(Proof Check): Homomorphism Theorem: $\phi(a)=\phi(b)$ if and only if $a\ker\ \phi=b\ker\ \phi$.

Published on 16 Apr 2026 - 3:28

412

Views

What is the degree of the extension of the field of rational functions?

Published on 13 Apr 2026 - 14:56

137

Views

A finite group acting on a torsion-free group

Published on 29 Apr 2026 - 12:51

51

Views

Ring Theory. Isomorphism. Write formally.

Published on 11 Apr 2026 - 12:00

14k

Views

What is the index of a subgroup $H$ in a group $G$?

Published on 17 Apr 2026 - 3:11

41

Views

Hint for Ring Theory. UFD.

Published on 11 Apr 2026 - 8:57

List Question

Counting elements of a particular order -- why is this incorrect?

Isomorphisms between Groups (Integers mod n)

Order $6$ elements in $\text{Aut}(\mathbb{Z}_{105})$

Verifying injection of an isomorphism

A question regarding localization of ring

Counting 3-cycles in $S_6$

Meaning of "réduit à 0" in EGA I

Prime subring of a field with char $p$ or $0$

Chinese remainder theorem over rationals

(Proof Check): Homomorphism Theorem: $\phi(a)=\phi(b)$ if and only if $a\ker\ \phi=b\ker\ \phi$.

What is the degree of the extension of the field of rational functions?

A finite group acting on a torsion-free group

Ring Theory. Isomorphism. Write formally.

What is the index of a subgroup $H$ in a group $G$?

Hint for Ring Theory. UFD.

Trending Questions

Popular # Hahtags

Popular Questions