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Mathematics
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nkh99
  • Member for 4 years, 9 months
  • Last seen more than a week ago
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5
Homomorphic images of $\mathbb{Z}$
Feb 27, 2021
4
Suppose $G$ and $H$ are two countably infinite abelian groups s.t. every nontrivial element of $G\times H$ has order $7$. Then $G\cong H$.
Apr 8, 2023
3
Product of two polynomials is a polynomial with coefficients being zero for certain degrees
Mar 2, 2023
2
No automorphisms of order $p^2$
Mar 8, 2023
2
The set of coefficients of cubics having three real roots is connected
Jul 19, 2023
2
$C$ is integral closure of $A$ then $C[x]$ is of $A[x]$
Jul 23, 2023
2
Product of maximal ideals
Jul 14, 2022
2
Best way to prove this?
Jul 20, 2023
1
Maximal ideals of ring of continous functions on $\mathbb{R}$
Mar 11, 2023
1
$\{x\in R \mid x^2=1\}$ and $\{x\in R \mid x^2=x\}$ have same cardinality
Apr 3, 2023