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ЖУРНАЛЫ // Проблемы анализа — Issues of Analysis // Архив

Пробл. анал. Issues Anal., 2021, том 10(28), выпуск 1, страницы 69–86 (Mi pa317)

Harmonic mappings with the fixed analytic part

Rajbala, Jugal K. Prajapat

Department of Mathematics, Central University of Rajasthan, Bandarsindri, Kishangarh-305817, Dist.-Ajmer, Rajasthan, India

Аннотация: In this article, we consider a class of sense-preserving harmonic mappings whose analytic part is convex in one direction. We prove that functions in this class are close-to-convex for certain values of parameters. Further, we obtain bounds on pre-Schwarzian derivatives and bounds on the Bloch's constant. Finally, we obtain coefficient bounds, growth and distortion results.

Ключевые слова: univalent harmonic mappings, functions convex in one direction, pre-Schwarzian derivative, Bloch's constant, coefficient bound, growth and distortion results.

УДК: 517.54

MSC: 30C45, 30C80

Поступила в редакцию: 29.07.2020
Исправленный вариант: 16.12.2020
Принята в печать: 17.12.2020

Язык публикации: английский

DOI: 10.15393/j3.art.2021.8850



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