Holomorphically conjugate polynomial automorphisms of C2$\mathbb {C}^2$ are polynomially conjugate

Abstract We confirm a conjecture of Friedland and Milnor: if two polynomial automorphisms and with dynamical degree greater than 1 are conjugate by some holomorphic diffeomorphism , then is a polynomial automorphism; thus, and are conjugate inside . We also discuss a number of variations on this result.

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Publication Details

Journal
Bulletin of the London Mathematical Society
Published
2024-09-26
DOI
https://doi.org/10.1112/blms.13164
Primary Topic
Advanced Differential Equations and Dynamical Systems
Type
article
Field-Weighted Citation Impact
0.00

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article

Holomorphically conjugate polynomial automorphisms of C2$\mathbb {C}^2$ are polynomially conjugate

Romain Dujardin, Serge Cantat
Bulletin of the London Mathematical Society
Advanced Differential Equations and Dynamical Systems
article

Holomorphically conjugate polynomial automorphisms of C2$\mathbb {C}^2$ are polynomially conjugate

Romain Dujardin, Serge Cantat
article en

Abstract

Abstract We confirm a conjecture of Friedland and Milnor: if two polynomial automorphisms and with dynamical degree greater than 1 are conjugate by some holomorphic diffeomorphism , then is a polynomial automorphism; thus, and are conjugate inside . We also discuss a number of variations on this result.

Bulletin of the London Mathematical SocietyVol. 56(12)
Centre National de la Recherche Scientifique (FR), Sorbonne Université (FR), Institut de recherche mathématique de Rennes (FR)
Agence Nationale de la Recherche, European Research Council
Openalex Percentile: Top 74%
Advanced Differential Equations and Dynamical Systems
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