trureturingGitHub MATHEMATICAL ATLAS

AnalyticClosure / CONCEPT

CompositionZeroFreeCollar

Every positive Xu--Zhao composition has an actual normalized slit continuation that is analytic on the source domain and zero-free past the unit circle.

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DIRECT PREREQUISITES2
DIRECT CONSEQUENCES1
PROOF DEPTH9
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THEOREM

An actual zero-free collar past the unit disk

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