Mathematics
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math54321's user avatar
math54321's user avatar
math54321
  • Member for 3 years, 10 months
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3
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75
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33
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5
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17
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25
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All Questions Answers
Score Newest
question
8
Group of order $3k$ has subgroup of index $3$ - simple proof
Jan 15, 2020
question
8
Finite groups with all maximal subgroups isomorphic
Feb 6, 2020
question
8
Encoding primes via ranks of sign matrices
Mar 9
answer
3
Is Wikipedia correct or not about Irreducible Ring?
Aug 2
answer
2
Can $\operatorname{Spec}(R)$ be not homeomorphic to $\operatorname{Spec}(S)$ but be isomorphic as a poset?
Apr 25
answer
2
Irreducible components of certain (potentially non-Noetherian) spectrum
May 19
answer
1
$k$-rational points in affine varieties (characterization of closed points $x$ of affine $k$-varieties with $[\kappa(x):k]=1$)
Mar 9
answer
1
What commutative Noetherian rings are locally principal?
Apr 19
answer
1
Is the ideal generated by coefficients of characteristic polynomial of a matrix prime?
May 3
answer
1
Primary decomposition of the zero ideal when the nilradical is prime
May 14
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18
Encoding primes via ranks of sign matrices

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