Fourth hankel determinant for a subclass of starlike functions

Let B be the class of normalized starlike functions f z  which are analytic on an open unit disc E z z   { : 1} and satisfy Re ' '' 0   f z zf z       for some 0 1    and 0 1    . In this paper, we will obtain a sharp bound of the fourth Hankel determinant, H4 1...

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Main Authors: Norlyda Mohamed, Atira Azira Zakri, Nur Naqibah Ali, Nurfatin Fadhilah Zain Karimy, Aminah Abdul Malek
Format: Article
Language:English
Published: Penerbit Universiti Kebangsaan Malaysia 2020
Online Access:http://journalarticle.ukm.my/16076/
http://journalarticle.ukm.my/16076/1/jqma-16-2-paper12-1.pdf
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author Norlyda Mohamed,
Atira Azira Zakri,
Nur Naqibah Ali,
Nurfatin Fadhilah Zain Karimy,
Aminah Abdul Malek,
author_facet Norlyda Mohamed,
Atira Azira Zakri,
Nur Naqibah Ali,
Nurfatin Fadhilah Zain Karimy,
Aminah Abdul Malek,
author_sort Norlyda Mohamed,
building UKM Institutional Repository
collection Online Access
description Let B be the class of normalized starlike functions f z  which are analytic on an open unit disc E z z   { : 1} and satisfy Re ' '' 0   f z zf z       for some 0 1    and 0 1    . In this paper, we will obtain a sharp bound of the fourth Hankel determinant, H4 1 .
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institution Universiti Kebangasaan Malaysia
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publishDate 2020
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spelling oai:generic.eprints.org:160762021-01-24T16:09:44Z http://journalarticle.ukm.my/16076/ Fourth hankel determinant for a subclass of starlike functions Norlyda Mohamed, Atira Azira Zakri, Nur Naqibah Ali, Nurfatin Fadhilah Zain Karimy, Aminah Abdul Malek, Let B be the class of normalized starlike functions f z  which are analytic on an open unit disc E z z   { : 1} and satisfy Re ' '' 0   f z zf z       for some 0 1    and 0 1    . In this paper, we will obtain a sharp bound of the fourth Hankel determinant, H4 1 . Penerbit Universiti Kebangsaan Malaysia 2020 Article PeerReviewed application/pdf en http://journalarticle.ukm.my/16076/1/jqma-16-2-paper12-1.pdf Norlyda Mohamed, and Atira Azira Zakri, and Nur Naqibah Ali, and Nurfatin Fadhilah Zain Karimy, and Aminah Abdul Malek, (2020) Fourth hankel determinant for a subclass of starlike functions. Journal of Quality Measurement and Analysis, 16 (2). pp. 271-282. ISSN 1823-5670 https://www.ukm.my/jqma/current/
spellingShingle Norlyda Mohamed,
Atira Azira Zakri,
Nur Naqibah Ali,
Nurfatin Fadhilah Zain Karimy,
Aminah Abdul Malek,
Fourth hankel determinant for a subclass of starlike functions
title Fourth hankel determinant for a subclass of starlike functions
title_full Fourth hankel determinant for a subclass of starlike functions
title_fullStr Fourth hankel determinant for a subclass of starlike functions
title_full_unstemmed Fourth hankel determinant for a subclass of starlike functions
title_short Fourth hankel determinant for a subclass of starlike functions
title_sort fourth hankel determinant for a subclass of starlike functions
url http://journalarticle.ukm.my/16076/
http://journalarticle.ukm.my/16076/
http://journalarticle.ukm.my/16076/1/jqma-16-2-paper12-1.pdf