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Anton Petrunin
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Q1. Take $X=\{\\,z\in\mathbb C\mid 1<|z|<2\\,\}$ and $f(z)=-\tfrac{z}{\sqrt{|z|}}$.

It seems to answer the other questions.

You may take a spiral in X which is $f$-invariant. This produce a simply connected example.

Anton Petrunin
  • 45k
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  • 299