The high type quadratic Siegel disks are Jordan domains

  • Mitsuhiro Shishikura

    Kyoto University, Kyoto, Japan
  • Fei Yang

    Nanjing University, Nanjing, P.R. China
The high type quadratic Siegel disks are Jordan domains cover

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Abstract

Let be an irrational number of sufficiently high type and suppose has a Siegel disk centered at the origin. We prove that the boundary of is a Jordan curve, and that it contains the critical point if and only if is a Herman number.

Cite this article

Mitsuhiro Shishikura, Fei Yang, The high type quadratic Siegel disks are Jordan domains. J. Eur. Math. Soc. (2024), published online first

DOI 10.4171/JEMS/1481