Certain Geometric Properties of Lommel and Hyper-Bessel Functions

In this article, we are mainly interested in finding the sufficient conditions under which Lommel functions and hyper-Bessel functions are close-to-convex with respect to the certain starlike functions. Strongly starlikeness and convexity of Lommel functions and hyper-Bessel functions are also discu...

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Main Authors: Saima Mushtaq, Mohsan Raza, Muhey U Din
Format: Article
Language:English
Published: MDPI AG 2019-03-01
Series:Mathematics
Subjects:
Online Access:http://www.mdpi.com/2227-7390/7/3/240
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author Saima Mushtaq
Mohsan Raza
Muhey U Din
author_facet Saima Mushtaq
Mohsan Raza
Muhey U Din
author_sort Saima Mushtaq
collection DOAJ
description In this article, we are mainly interested in finding the sufficient conditions under which Lommel functions and hyper-Bessel functions are close-to-convex with respect to the certain starlike functions. Strongly starlikeness and convexity of Lommel functions and hyper-Bessel functions are also discussed. Some applications are also the part of our investigation.
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spelling doaj.art-aa587d4160094ba9b6771b4292db4b322022-12-22T02:48:44ZengMDPI AGMathematics2227-73902019-03-017324010.3390/math7030240math7030240Certain Geometric Properties of Lommel and Hyper-Bessel FunctionsSaima Mushtaq0Mohsan Raza1Muhey U Din2Department of Mathematics, Government College University Faisalabad, Faisalabad 38000, PakistanDepartment of Mathematics, Government College University Faisalabad, Faisalabad 38000, PakistanDepartment of Mathematics, Government Post Graduate Islamia College Faisalabad, Faisalabad 38000, PakistanIn this article, we are mainly interested in finding the sufficient conditions under which Lommel functions and hyper-Bessel functions are close-to-convex with respect to the certain starlike functions. Strongly starlikeness and convexity of Lommel functions and hyper-Bessel functions are also discussed. Some applications are also the part of our investigation.http://www.mdpi.com/2227-7390/7/3/240close-to-convexityanalytic functionsnormalized lommel functionsnormalized hyper-bessel functionsstrongly convexitystrongly starlikeness
spellingShingle Saima Mushtaq
Mohsan Raza
Muhey U Din
Certain Geometric Properties of Lommel and Hyper-Bessel Functions
Mathematics
close-to-convexity
analytic functions
normalized lommel functions
normalized hyper-bessel functions
strongly convexity
strongly starlikeness
title Certain Geometric Properties of Lommel and Hyper-Bessel Functions
title_full Certain Geometric Properties of Lommel and Hyper-Bessel Functions
title_fullStr Certain Geometric Properties of Lommel and Hyper-Bessel Functions
title_full_unstemmed Certain Geometric Properties of Lommel and Hyper-Bessel Functions
title_short Certain Geometric Properties of Lommel and Hyper-Bessel Functions
title_sort certain geometric properties of lommel and hyper bessel functions
topic close-to-convexity
analytic functions
normalized lommel functions
normalized hyper-bessel functions
strongly convexity
strongly starlikeness
url http://www.mdpi.com/2227-7390/7/3/240
work_keys_str_mv AT saimamushtaq certaingeometricpropertiesoflommelandhyperbesselfunctions
AT mohsanraza certaingeometricpropertiesoflommelandhyperbesselfunctions
AT muheyudin certaingeometricpropertiesoflommelandhyperbesselfunctions