User Michael - MathOverflow

Michael

Member for 1 year, 5 months
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michaelmorrow.org
Lexington, KY, USA

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Math!

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Dec 23
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Apr 13, 2021
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Aug 7, 2021

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6

Show $\sqrt[3]{5}$ is not contained in any cyclotomic extension of $\mathbb{Q}$.

6

Best self study books for Algebraic Number Theory?

5

Subspace of polynomials vanishing to order $n$

5

Let $|G|=2^np$, $p$ an odd prime, $H\unlhd G$ a Sylow $2$-subgroup with $H\cong(\Bbb{Z}/2\Bbb{Z})^n$, $p\nmid 2^n-1$. Prove $Z(G)$ is nontrivial.

5

Is ring $\mathbb{Z}_5[x]/I$ is a field, when: $I=(3x^3+2x+1)\mathbb{Z}_5[x]$?