Étale morphism

Results: 60



#Item
31Algebraic geometry / Scheme theory / Category theory / Topos theory / Flat morphism / Étale morphism / Grothendieck topology / Sheaf / Topos / Abstract algebra / Algebra / Sheaf theory

K-THEORY OF LOG-SCHEMES I WIESLAWA NIZIOL Abstract. We set down some basic facts about the algebraic and topological K-theory of log-schemes. In particular, we show that the l-adic topological log-´ etale K-theory of lo

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Source URL: www.math.utah.edu

Language: English - Date: 2012-06-06 09:24:41
32Homological algebra / Cohomology theories / Homology theory / Algebraic geometry / Crystalline cohomology / Sheaf / De Rham cohomology / Étale morphism / Cohomology / Abstract algebra / Algebraic topology / Algebra

[Page 1] On Dwork cohomology for singular hypersurfaces Francesco Baldassarri and Pierre Berthelot

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Source URL: perso.univ-rennes1.fr

Language: English - Date: 2006-04-28 04:27:45
33Scheme theory / Topos theory / Homological algebra / Algebraic groups / Spectrum of a ring / Étale morphism / Normal subgroup / Group scheme / Valuation / Abstract algebra / Algebra / Algebraic geometry

Workshop on group schemes and p-divisible groups: Homework[removed]Let S be a scheme, and G and G0 group schemes over S. (i) Using Yoneda’s Lemma and group theory, show that the identity section and inversion morphism fo

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Source URL: math.stanford.edu

Language: English - Date: 2010-08-12 12:17:47
34Algebraic number theory / Galois theory / Frobenius endomorphism / Galois module / Group scheme / Dieudonné module / Étale morphism / Finite field / Abstract algebra / Algebra / Algebraic groups

RAMIFIED DEFORMATION PROBLEMS BRIAN CONRAD Introduction The proof of the semistable Taniyama-Shimura Conjecture by Wiles [22] and Taylor-Wiles [21] uses as its central tool the deformation theory of Galois representation

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Source URL: math.stanford.edu

Language: English - Date: 2004-08-12 00:22:25
35Scheme theory / Sheaf theory / Étale morphism / Pushout / Algebraic space / Finite morphism / Spectrum of a ring / Zariski topology / Blowing up / Abstract algebra / Algebraic geometry / Algebra

NAGATA COMPACTIFICATION FOR ALGEBRAIC SPACES BRIAN CONRAD, MAX LIEBLICH, AND MARTIN OLSSON Abstract. We prove the Nagata compactification theorem for any separated map of finite type between quasi-compact and quasi-separ

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Source URL: math.stanford.edu

Language: English - Date: 2010-06-23 22:43:39
36Algebraic geometry and analytic geometry / Algebraic variety / Étale morphism / Ample line bundle / Rational mapping / Sheaf / Algebraic space / Proper morphism / Analytic space / Abstract algebra / Algebraic geometry / Algebra

MOISHEZON SPACES IN RIGID GEOMETRY BRIAN CONRAD Abstract. We prove that all proper rigid-analytic spaces with “enough” algebraically independent meromorphic functions are algebraic (in the sense of proper algebraic s

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Source URL: math.stanford.edu

Language: English - Date: 2010-08-21 00:45:36
37Scheme theory / Sheaf theory / Spectrum of a ring / Étale morphism / Scheme / Grothendieck topology / Étale topology / Sheaf / Topos / Abstract algebra / Algebraic geometry / Algebra

UNIVERSAL PROPERTY OF NON-ARCHIMEDEAN ANALYTIFICATION BRIAN CONRAD 1. Introduction 1.1. Motivation. Over C and over non-archimedean fields, analytification of algebraic spaces is defined as the solution to a quotient pro

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Source URL: math.stanford.edu

Language: English - Date: 2010-08-24 01:02:52
38Sheaf theory / Algebraic geometry / Algebraic topology / Scheme theory / Étale morphism / Algebraic geometry and analytic geometry / Grothendieck topology / Sheaf / Ideal sheaf / Abstract algebra / Topology / Mathematics

NON-ARCHIMEDEAN ANALYTIFICATION OF ALGEBRAIC SPACES BRIAN CONRAD AND MICHAEL TEMKIN 1. Introduction 1.1. Motivation. This paper is largely concerned with constructing quotients by ´etale equivalence relations. We are in

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Source URL: math.stanford.edu

Language: English - Date: 2009-02-24 12:45:41
39Étale morphism / Emmy Noether / Artin approximation theorem / Cardinal number / C*-algebra / Abstract algebra / Algebra / Mathematics

APPROXIMATION OF VERSAL DEFORMATIONS BRIAN CONRAD AND A.J. DE JONG 1. Introduction In Artin’s work on algebraic spaces and algebraic stacks [A2], [A3], a crucial ingredient is the use of his approximation theorem to pr

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Source URL: math.stanford.edu

Language: English - Date: 2004-08-10 16:05:22
40Group scheme / Barsotti–Tate group / Étale morphism / Spectrum of a ring / Flat topology / Frobenius endomorphism / Flat module / Grothendieck topology / Commutative ring / Abstract algebra / Algebra / Algebraic geometry

Workshop on group schemes and p-divisible groups: Homework[removed]i) Using the structure theorem and Frobenius morphisms, prove that a finite group scheme over a field is killed by its order. (Exer. 3(ii) in HW1 gives a

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Source URL: math.stanford.edu

Language: English - Date: 2005-05-26 17:44:58
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