On a refinement of a theorem of Landau on Koebe domains

DOI10.1002/MANA.201600331zbMath1402.30009OpenAlexW2884904193WikidataQ129469397 ScholiaQ129469397MaRDI QIDQ4558628

Manabu Ito

Publication date: 29 November 2018

Published in: Mathematische Nachrichten (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1002/mana.201600331

zbMATH Keywords

Schwarz lemmaupper estimatehyperbolic metricbranch pointslower estimateKoebe domain

Mathematics Subject Classification ID

Maximum principle, Schwarz's lemma, Lindelöf principle, analogues and generalizations; subordination (30C80) Conformal metrics (hyperbolic, Poincaré, distance functions) (30F45) Spaces of bounded analytic functions of one complex variable (30H05) Conformal mappings of special domains (30C20)

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