Purity and almost strict purity of Anderson $t$-modules

We study the relations between the notion of purity of a $t$-module introduced by Anderson and that of almost strict purity for a $t$-module introduced by Namoijam and Papanikolas (concept already mentioned by G. Anderson and D. Goss).

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Main Author: Alexis, Lucas
Format: Article
Language:English
Published: Académie des sciences 2024-09-01
Series:Comptes Rendus. Mathématique
Subjects:
Online Access:https://comptes-rendus.academie-sciences.fr/mathematique/articles/10.5802/crmath.611/
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author Alexis, Lucas
author_facet Alexis, Lucas
author_sort Alexis, Lucas
collection DOAJ
description We study the relations between the notion of purity of a $t$-module introduced by Anderson and that of almost strict purity for a $t$-module introduced by Namoijam and Papanikolas (concept already mentioned by G. Anderson and D. Goss).
format Article
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institution Kabale University
issn 1778-3569
language English
publishDate 2024-09-01
publisher Académie des sciences
record_format Article
series Comptes Rendus. Mathématique
spelling doaj-art-611ba9fe4e854498bfbd8338af3df82b2025-02-07T11:22:29ZengAcadémie des sciencesComptes Rendus. Mathématique1778-35692024-09-01362G780781210.5802/crmath.61110.5802/crmath.611Purity and almost strict purity of Anderson $t$-modulesAlexis, Lucas0Normandie Univ, UNICAEN, CNRS, LMNO, 14000 Caen, FranceWe study the relations between the notion of purity of a $t$-module introduced by Anderson and that of almost strict purity for a $t$-module introduced by Namoijam and Papanikolas (concept already mentioned by G. Anderson and D. Goss).https://comptes-rendus.academie-sciences.fr/mathematique/articles/10.5802/crmath.611/Purityalmost strict purityAnderson t-modules$t$-motiveNewton polygons
spellingShingle Alexis, Lucas
Purity and almost strict purity of Anderson $t$-modules
Comptes Rendus. Mathématique
Purity
almost strict purity
Anderson t-modules
$t$-motive
Newton polygons
title Purity and almost strict purity of Anderson $t$-modules
title_full Purity and almost strict purity of Anderson $t$-modules
title_fullStr Purity and almost strict purity of Anderson $t$-modules
title_full_unstemmed Purity and almost strict purity of Anderson $t$-modules
title_short Purity and almost strict purity of Anderson $t$-modules
title_sort purity and almost strict purity of anderson t modules
topic Purity
almost strict purity
Anderson t-modules
$t$-motive
Newton polygons
url https://comptes-rendus.academie-sciences.fr/mathematique/articles/10.5802/crmath.611/
work_keys_str_mv AT alexislucas purityandalmoststrictpurityofandersontmodules