Locally tame plane polynomial automorphisms

Abstract : For automorphisms of a polynomial ring in two variables over a domain R, we show that local tameness implies global tameness provided that every 2-generated invertible R-module is free. We give many examples illustrating this property.
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https://hal.archives-ouvertes.fr/hal-00531776
Contributor : Adrien Dubouloz <>
Submitted on : Wednesday, November 3, 2010 - 5:43:59 PM
Last modification on : Friday, June 8, 2018 - 2:50:07 PM
Long-term archiving on : Friday, February 4, 2011 - 3:00:33 AM

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  • HAL Id : hal-00531776, version 1
  • ARXIV : 1011.0976

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Joost Berson, Adrien Dubouloz, Jean-Philippe Furter, Stefan Maubach. Locally tame plane polynomial automorphisms. 2010. ⟨hal-00531776⟩

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