List questions from abstract-algebra

Published on 14 May 2026 - 11:34

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$A_5$ is the only subgroup of $S_5$ of order 60

Published on 15 Apr 2026 - 18:43

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Find all the Homomorphisms

Published on 16 Apr 2026 - 11:51

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Find ${(ab)}^{-1}$ if $a^2=e, b^6=e, ab=b^4a$ where $a,b$ are elements of a group

Published on 13 Apr 2026 - 22:19

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Generator of a algebra

Published on 11 Apr 2026 - 12:05

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If a sum of ideals is the unit ideal, then 1 can be written as a finite sum of elements?

Published on 11 May 2026 - 3:17

96

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Tensor product of $K$-skew fields is nilpotent iff every $D_{i}$ is nilpotent?

Published on 10 May 2026 - 14:26

57

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confirmation on direct/inverse limits

Published on 14 May 2026 - 7:52

160

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Pseudorandom Number Generator

Published on 14 May 2026 - 15:20

132

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There is a $n*n$($n$ is an odd number) chess board, which we have to color by white and black.

Published on 15 Apr 2026 - 19:01

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Equivalence of Internal & External Direct Product

Published on 10 May 2026 - 16:05

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Any matrix ring $R_k$ is isomorphic to a subring of the ring $R_{2^k}$

Published on 10 May 2026 - 14:26

81

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What Branch of Math Deals with Algebraic Expressibility?

Published on 09 Apr 2026 - 13:54

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Proving that $HK$ is a subgroup iff $HK = KH$. Is my proof correct?

Published on 15 Apr 2026 - 23:41

60

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Describe $\operatorname{Gal}_F(f)$

Published on 16 Apr 2026 - 19:53

List Question

Showing something is a projective $R$-module

$A_5$ is the only subgroup of $S_5$ of order 60

Find all the Homomorphisms

Find ${(ab)}^{-1}$ if $a^2=e, b^6=e, ab=b^4a$ where $a,b$ are elements of a group

Generator of a algebra

If a sum of ideals is the unit ideal, then 1 can be written as a finite sum of elements?

Tensor product of $K$-skew fields is nilpotent iff every $D_{i}$ is nilpotent?

confirmation on direct/inverse limits

Pseudorandom Number Generator

There is a $n*n$($n$ is an odd number) chess board, which we have to color by white and black.

Equivalence of Internal & External Direct Product

Any matrix ring $R_k$ is isomorphic to a subring of the ring $R_{2^k}$

What Branch of Math Deals with Algebraic Expressibility?

Proving that $HK$ is a subgroup iff $HK = KH$. Is my proof correct?

Describe $\operatorname{Gal}_F(f)$

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