نتایج جستجو برای: stress functions

تعداد نتایج: 911789  

Journal: :Scientific Messenger of LNU of Veterinary Medicine and Biotechnologies 2021

Journal: :bulletin of the iranian mathematical society 0
a. zireh department of mathematics‎, ‎shahrood university of technology‎, ‎p.o‎. ‎box 316-36155‎, ‎shahrood‎, ‎iran. e. analouei audegani department of mathematics‎, ‎mobarakeh branch‎, ‎islamic azad university‎, ‎mobarakeh‎, ‎p.o‎. ‎box 84819-97817‎, ‎isfahan‎, ‎iran.

in this paper, we introduce and investigate a subclass of analytic and bi-univalent functions in the open unit disk. upper bounds for the second and third coefficients of functions in this subclass are founded. our results, which are presented in this paper, generalize and improve those in related works of several earlier authors.

Journal: :Journal of Digestive Disorders and Diagnosis 2019

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