List questions from etale-cohomology

Published on 24 Oct 2014 - 2:00

1.1k

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Three meanings of étale sheaf on X

Published on 25 Mar 2026 - 1:17

153

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Analogue of the Hecke operator for a general curve

Published on 24 Dec 2014 - 21:30

258

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Endomorphisms of the multiplicative group

Published on 07 Oct 2019 - 17:34

118

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If $X/S$ is smooth of relative diemsnion $n$ over characteristic $p$, then $F_{X/S}$ is finite locally free of rank $p^n$?

Published on 17 Oct 2019 - 15:44

484

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What is smooth compactification?

Published on 26 Oct 2019 - 1:45

437

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Lift $k$-valued points $X(k)$ to $X(A)$ of a smooth scheme over Henselian local ring

Published on 02 Nov 2019 - 2:52

171

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Dualizing complex of a connected smooth Artin Stack of Dimension Zero

Published on 06 Mar 2026 - 20:26

233

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Hilbert's 90 Theorem proof clarification (Milne's Étale Cohomology)

Published on 18 Nov 2019 - 18:59

502

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The cup product of etale cohomology

Published on 19 Nov 2019 - 20:35

370

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Strict Henselization of $k[T]_{\mathfrak{p}}$?

Published on 26 Nov 2019 - 16:48

103

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Etale covers of $\mathbb{G}_{m,k}$ in char 0

Published on 25 Mar 2026 - 17:39

419

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Pushforward by étale morphisms of locally constant sheaves

Published on 04 Jan 2020 - 11:09

58

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How to show that $r\colon Sh(X_{et})\to Sh(X_{et}^f)$ is a full functor

Published on 25 Mar 2026 - 22:26

119

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Serre's paper on non-existence of singular cohomology analogue for schemes

Published on 26 Mar 2026 - 1:04

List Question

What happens when you drop "étale" from the construction of étale fundamental groups

Three meanings of étale sheaf on X

Analogue of the Hecke operator for a general curve

Endomorphisms of the multiplicative group

If $X/S$ is smooth of relative diemsnion $n$ over characteristic $p$, then $F_{X/S}$ is finite locally free of rank $p^n$?

What is smooth compactification?

Lift $k$-valued points $X(k)$ to $X(A)$ of a smooth scheme over Henselian local ring

Dualizing complex of a connected smooth Artin Stack of Dimension Zero

Hilbert's 90 Theorem proof clarification (Milne's Étale Cohomology)

The cup product of etale cohomology

Strict Henselization of $k[T]_{\mathfrak{p}}$?

Etale covers of $\mathbb{G}_{m,k}$ in char 0

Pushforward by étale morphisms of locally constant sheaves

How to show that $r\colon Sh(X_{et})\to Sh(X_{et}^f)$ is a full functor

Serre's paper on non-existence of singular cohomology analogue for schemes

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