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Characteristic directions of two-dimensional biholomorphisms

Published online by Cambridge University Press:  31 March 2020

Lorena López-Hernanz
Affiliation:
Departamento de Física y Matemáticas, Universidad de Alcalá, Edificio de Ciencias, Carretera Madrid-Barcelona, Km. 33600, 28871Alcalá de Henares, Madrid, Spain email [email protected]
Rudy Rosas
Affiliation:
Departamento de Ciencias, Pontificia Universidad Católica del Perú, Av. Universitaria 1801, Lima, Peru email [email protected]

Abstract

We prove that for each characteristic direction $[v]$ of a tangent to the identity diffeomorphism of order $k+1$ in $(\mathbb{C}^{2},0)$ there exist either an analytic curve of fixed points tangent to $[v]$ or $k$ parabolic manifolds where all the orbits are tangent to $[v]$, and that at least one of these parabolic manifolds is or contains a parabolic curve.

Type
Research Article
Copyright
© The Authors 2020

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Footnotes

The first author was partially supported by Ministerio de Economía y Competitividad, Spain, process MTM2016-77642-C2-1-P; the second author was supported by Vicerrectorado de Investigación de la Pontificia Universidad Católica del Perú.

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