List questions from abstract-algebra

Published on 10 Apr 2026 - 23:07

112

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Name of a subgroup whose centralizer is equal to the center of the group

Published on 17 Jan 2018 - 17:58

369

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The radical of the algebra $ A = T_n(F)$ is $N$, the set of all strictly upper triangular matrices.

Published on 08 Apr 2026 - 22:44

576

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What is the algebraic closure of $K(x)$

Published on 26 Mar 2026 - 7:34

3.3k

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Order of a group = Order of kernel × Order of homomorphic image?

Published on 09 Apr 2026 - 0:10

217

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Is the relation < a strict total order?

Published on 09 Apr 2026 - 0:27

321

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The condition between $\chi(1)$ and $[G:H]$ which gives us a normal subgroup.

Published on 09 Apr 2026 - 0:05

203

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Resources for studying differential equations through algebra

Published on 29 Mar 2026 - 12:04

173

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Prove that $\langle 2,1+\sqrt{-5} \rangle ^ 2 \subseteq \langle 2 \rangle$

Published on 08 Apr 2026 - 22:41

99

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Tensoring by free modules

Published on 05 Apr 2026 - 17:31

214

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direct sums of direct products of abelian groups

Published on 11 Apr 2026 - 1:04

53

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Primary decomposition in a finite algebra

Published on 09 Apr 2026 - 0:28

67

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Structure of Galoisgroup

Published on 18 Jan 2018 - 3:44

75

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If $G=\langle x\rangle$ is cyclic group and order of $G$ is $40$ then how many order of $x^3$

Published on 09 Apr 2026 - 0:09

1.4k

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Homomorphisms and Normal Subgroups

Published on 01 Apr 2026 - 16:40

List Question

A question on the group algebra

Name of a subgroup whose centralizer is equal to the center of the group

The radical of the algebra $ A = T_n(F)$ is $N$, the set of all strictly upper triangular matrices.

What is the algebraic closure of $K(x)$

Order of a group = Order of kernel × Order of homomorphic image?

Is the relation < a strict total order?

The condition between $\chi(1)$ and $[G:H]$ which gives us a normal subgroup.

Resources for studying differential equations through algebra

Prove that $\langle 2,1+\sqrt{-5} \rangle ^ 2 \subseteq \langle 2 \rangle$

Tensoring by free modules

direct sums of direct products of abelian groups

Primary decomposition in a finite algebra

Structure of Galoisgroup

If $G=\langle x\rangle$ is cyclic group and order of $G$ is $40$ then how many order of $x^3$

Homomorphisms and Normal Subgroups

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