Question

Why does the Frobenius-semisimplicity of a Weil representation not depend on the choice of the Frobenius element?

score 314 · Answer 1 · 2026-04-11 21:40:58

314

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Why does the Frobenius-semisimplicity of a Weil representation not depend on the choice of the Frobenius element?

Published on 11 Apr 2026 - 21:40

score 102 · Answer 2 · 2026-03-28 22:26:49

102

Views

Class Number Calculation of a Real Quadratic Number Field

Published on 28 Mar 2026 - 22:26

score 139 · Answer 3 · 2026-04-12 06:47:07

139

Views

A step in the proof of a version of Kummer's theorem

Published on 12 Apr 2026 - 6:47

score 150 · Answer 4 · 2026-04-12 07:44:26

150

Views

Unramified extension of $L(\sqrt{\alpha})/L$

Published on 12 Apr 2026 - 7:44

score 138 · Answer 5 · 2026-04-09 02:26:42

138

Views

the ring of integers: prove that (2) is a prime ideal and that it is a pid

Published on 09 Apr 2026 - 2:26

score 42 · Answer 6 · 2026-04-13 01:58:10

42

Views

if $a$ is an algebraic integer and $m\in \mathbb{Z}$ then $a+m$ is an algebraic integer.

Published on 13 Apr 2026 - 1:58

score 284 · Answer 7 · 2026-04-12 05:04:11

284

Views

Log-concave coefficient polynomial which is not a chromatic polynomial

Published on 12 Apr 2026 - 5:04

score 203 · Answer 8 · 2026-04-12 17:58:37

203

Views

Cocompact & discrete lattice

Published on 12 Apr 2026 - 17:58

score 367 · Answer 9 · 2026-04-10 21:38:29

367

Views

irreducibility of $(\zeta + \zeta ^{-1})$'s minimal polynomial over $\mathbb{Z}[x]$

Published on 10 Apr 2026 - 21:38

score 431 · Answer 10 · 2026-04-11 20:20:39

431

Views

Proof of a stronger form of Chinese remainder theorem (12.3) in Neukirch

Published on 11 Apr 2026 - 20:20

score 78 · Answer 11 · 2026-04-09 04:16:13

78

Views

$n\in \mathbf{N}$ such that a solution of $X^4+nX^2 +1$ is a root of unit

Published on 09 Apr 2026 - 4:16

score 130 · Answer 12 · 2026-04-13 10:03:02

130

Views

Consider the order $\mathbb{Z}[\sqrt[4]{24}]$. Find all ideals of norm 100.

Published on 13 Apr 2026 - 10:03

score 313 · Answer 13 · 2026-04-13 16:53:51

313

Views

Find a maximal ideal in $R = \mathbb{Z}[\sqrt{−5}]$ containing the principal ideal (3)

Published on 13 Apr 2026 - 16:53

score 252 · Answer 14 · 2026-04-13 11:29:46

252

Views

A question about Galois characters

Published on 13 Apr 2026 - 11:29

score 94 · Answer 15 · 2026-04-12 23:30:27

94

Views

The definition of polar density of a set of primes in a number field

Published on 12 Apr 2026 - 23:30

List Question

Why does the Frobenius-semisimplicity of a Weil representation not depend on the choice of the Frobenius element?

Class Number Calculation of a Real Quadratic Number Field

A step in the proof of a version of Kummer's theorem

Unramified extension of $L(\sqrt{\alpha})/L$

the ring of integers: prove that (2) is a prime ideal and that it is a pid

if $a$ is an algebraic integer and $m\in \mathbb{Z}$ then $a+m$ is an algebraic integer.

Log-concave coefficient polynomial which is not a chromatic polynomial

Cocompact & discrete lattice

irreducibility of $(\zeta + \zeta ^{-1})$'s minimal polynomial over $\mathbb{Z}[x]$

Proof of a stronger form of Chinese remainder theorem (12.3) in Neukirch

$n\in \mathbf{N}$ such that a solution of $X^4+nX^2 +1$ is a root of unit

Consider the order $\mathbb{Z}[\sqrt[4]{24}]$. Find all ideals of norm 100.

Find a maximal ideal in $R = \mathbb{Z}[\sqrt{−5}]$ containing the principal ideal (3)

A question about Galois characters

The definition of polar density of a set of primes in a number field

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