The ordinal of dynamical degrees of birational maps of the projective plane

We show that the ordinal of the dynamical degrees of all birational maps of the complex projective plane is $\omega ^{\omega }$.

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Main Author: Bot, Anna
Format: Article
Language:English
Published: Académie des sciences 2024-03-01
Series:Comptes Rendus. Mathématique
Subjects:
Online Access:https://comptes-rendus.academie-sciences.fr/mathematique/articles/10.5802/crmath.540/
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author Bot, Anna
author_facet Bot, Anna
author_sort Bot, Anna
collection DOAJ
description We show that the ordinal of the dynamical degrees of all birational maps of the complex projective plane is $\omega ^{\omega }$.
format Article
id doaj-art-5c21ae16591c455587b98e553e806283
institution Kabale University
issn 1778-3569
language English
publishDate 2024-03-01
publisher Académie des sciences
record_format Article
series Comptes Rendus. Mathématique
spelling doaj-art-5c21ae16591c455587b98e553e8062832025-02-07T11:16:25ZengAcadémie des sciencesComptes Rendus. Mathématique1778-35692024-03-01362G211713410.5802/crmath.54010.5802/crmath.540The ordinal of dynamical degrees of birational maps of the projective planeBot, Anna0Department of Mathematics and Computer Science, University of Basel, 4051 Basel, SwitzerlandWe show that the ordinal of the dynamical degrees of all birational maps of the complex projective plane is $\omega ^{\omega }$.https://comptes-rendus.academie-sciences.fr/mathematique/articles/10.5802/crmath.540/Dynamical degreerational projective surfacesordinals
spellingShingle Bot, Anna
The ordinal of dynamical degrees of birational maps of the projective plane
Comptes Rendus. Mathématique
Dynamical degree
rational projective surfaces
ordinals
title The ordinal of dynamical degrees of birational maps of the projective plane
title_full The ordinal of dynamical degrees of birational maps of the projective plane
title_fullStr The ordinal of dynamical degrees of birational maps of the projective plane
title_full_unstemmed The ordinal of dynamical degrees of birational maps of the projective plane
title_short The ordinal of dynamical degrees of birational maps of the projective plane
title_sort ordinal of dynamical degrees of birational maps of the projective plane
topic Dynamical degree
rational projective surfaces
ordinals
url https://comptes-rendus.academie-sciences.fr/mathematique/articles/10.5802/crmath.540/
work_keys_str_mv AT botanna theordinalofdynamicaldegreesofbirationalmapsoftheprojectiveplane
AT botanna ordinalofdynamicaldegreesofbirationalmapsoftheprojectiveplane