Hardy space of Clausen's and Goursat's hypergeometric functions

Let ℛ denote the class of analytic functions defined in the open unit disc Δ=\z∈ ℂ: |z|<1\ whose derivative has positive real part and H∞ be the space of all bounded analytic functions defined in the open unit disc. In this research article we determine the conditions on the parameters of Clausen...

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Bibliographic Details
Main Authors: Jocelyn Johnson, S. Sunil Varma
Format: Article
Language:English
Published: University Constantin Brancusi of Targu-Jiu 2025-04-01
Series:Surveys in Mathematics and its Applications
Subjects:
Online Access:https://www.utgjiu.ro/math/sma/v20/p20_10.pdf
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Summary:Let ℛ denote the class of analytic functions defined in the open unit disc Δ=\z∈ ℂ: |z|<1\ whose derivative has positive real part and H∞ be the space of all bounded analytic functions defined in the open unit disc. In this research article we determine the conditions on the parameters of Clausen's hypergeometric function, 3F2(a,b,c;d,e;z) and Goursat's hypergeometric function, 2F2(a,b;c,d;z) so that the convolution of z3F2(a,b,c;d,e;z) and z2F2(a,b;c,d;z) with a function in ℛ belong to H∞ ∩ ℛ.
ISSN:1843-7265
1842-6298