Mathematics
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Well
  • Member for 2 years
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42
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All Questions Answers
Score Newest
question
4
Prove that for arbitrary polynomials $f,g,h \in k[x,y] (k$ a field),$ (fgh)^2 \in (f^3,g^3,h^3)$.
May 9
question
3
the intersection of two ideals
Apr 24
question
2
isomorphism between field extension
Dec 8, 2022
question
2
Does there exist a ring such that all modules are decomposable?
Mar 26
question
2
Example about endomorphism ring of an indecomposable object, which have non-trivial idempotent element in an additive category.
Sep 23
answer
2
Let $|G|=2n$, show that there exists a $g\neq e$ such that $g^2=e$.
Sep 25, 2021
question
1
Module-finite extensions and reflexive modules.
Mar 4
question
1
Tensor product of two torsion free elements.
May 2
answer
1
Show $5x^{n}-1 \in \mathbb{Q}[x]$ for $n \geq 1$ is irreducible.
Sep 17, 2021
answer
1
the intersection of two ideals
May 1

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