List questions from positive-characteristic

Published on 16 May 2023 - 7:06

251

Views

Classifiying algebraic group extensions of $\mathbb{Z}/p\mathbb{Z}$ by $\mu_p$

Published on 11 Jul 2023 - 7:58

131

Views

Frobenius action on the Picard group

Published on 12 Aug 2023 - 14:14

17

Views

Computing the p-rank of Divisor class group for function field

Published on 14 Mar 2026 - 1:56

27

Views

Must the characteristic $d$ of a commutative ring $R$ contains all prime divisor of $|R|$

Published on 19 Oct 2023 - 4:30

140

Views

Why $[F(x):F(x^2)]=2$ if F is a field of characteristic 2?

Published on 26 Oct 2023 - 17:55

82

Views

Finite separable field extension of a non-perfect field $K$ of characteristic $p > 0$ that has degree divisible by $p$.

Published on 23 Feb 2026 - 10:22

111

Views

A perfect $\mathbb{F}_p$-algebra $A$ is formally étale

Published on 25 Jan 2024 - 8:29

39

Views

Connected topological division algebra over $\mathbb{F}_p$

Published on 25 Mar 2026 - 9:35

104

Views

Degree-$p$ étale covers of affine line

Published on 09 Feb 2024 - 16:44

22

Views

Does a polynomial $P(X,Y)$ that specializes to a polynomial $P(x_0,Y)$ with distincts roots in $\overline{k}$ has distincts roots in $\overline{k(X)}$

Published on 21 Feb 2024 - 16:02

24

Views

Extract the coefficients of formal Laurent series in characteristic $p$

Published on 27 Mar 2024 - 3:38

11.6k

Views

How can a field have a finite characteristic $p$, given that a field has no zero divisors?

Published on 03 Feb 2015 - 10:04

194

Views

the positive square root of $I$?

Published on 19 Feb 2015 - 6:53

81

Views

$F$ be a field of non-zero prime characteristic $p$ , is it true that there is only one group homomorphism $f:(F,+) \to (F$ \ $\{0\},.)$?

Published on 24 Feb 2015 - 14:15

List Question

Functions on an algebraic group in positive characteristic

Classifiying algebraic group extensions of $\mathbb{Z}/p\mathbb{Z}$ by $\mu_p$

Frobenius action on the Picard group

Computing the p-rank of Divisor class group for function field

Must the characteristic $d$ of a commutative ring $R$ contains all prime divisor of $|R|$

Why $[F(x):F(x^2)]=2$ if F is a field of characteristic 2?

Finite separable field extension of a non-perfect field $K$ of characteristic $p > 0$ that has degree divisible by $p$.

A perfect $\mathbb{F}_p$-algebra $A$ is formally étale

Connected topological division algebra over $\mathbb{F}_p$

Degree-$p$ étale covers of affine line

Does a polynomial $P(X,Y)$ that specializes to a polynomial $P(x_0,Y)$ with distincts roots in $\overline{k}$ has distincts roots in $\overline{k(X)}$

Extract the coefficients of formal Laurent series in characteristic $p$

How can a field have a finite characteristic $p$, given that a field has no zero divisors?

the positive square root of $I$?

$F$ be a field of non-zero prime characteristic $p$ , is it true that there is only one group homomorphism $f:(F,+) \to (F$ \ $\{0\},.)$?

Trending Questions

Popular # Hahtags

Popular Questions