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Bishop's qc-folding and wandering domains in Eremenko ... - ICMS

Bishop's qc-folding and wandering domains in Eremenko ... - ICMS

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Bishop’s QC-<strong>fold<strong>in</strong>g</strong> for entire maps (<strong>in</strong> class B)<br />

Assume f is entire with precisely two critical values: {−1, 1}.<br />

Let T = f −1 ([−1, 1]).<br />

Ω j<br />

H +<br />

τ<br />

σ = cosh<br />

C<br />

−1 1<br />

T<br />

C<br />

f<br />

Ma<strong>in</strong> problem: Is it possible to start with an abstract tree T <strong>and</strong> a<br />

map τ so that f = στ is entire Answer: Formally no, but close to<br />

this.<br />

W<strong>and</strong>er<strong>in</strong>g <strong>doma<strong>in</strong>s</strong> <strong>and</strong> Bishop’s <strong>fold<strong>in</strong>g</strong>

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