Prestarlike functions with negative coefficients

The extreme points for prestarlike functions having negative coefficients are determined. Coefficient, distortion and radii of univalence, starlikeness, and convexity theorems are also obtained.

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Bibliographic Details
Main Authors: H. Silverman, E. M. Silvia
Format: Article
Language:English
Published: Wiley 1979-01-01
Series:International Journal of Mathematics and Mathematical Sciences
Subjects:
Online Access:http://dx.doi.org/10.1155/S0161171279000338
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author H. Silverman
E. M. Silvia
author_facet H. Silverman
E. M. Silvia
author_sort H. Silverman
collection DOAJ
description The extreme points for prestarlike functions having negative coefficients are determined. Coefficient, distortion and radii of univalence, starlikeness, and convexity theorems are also obtained.
format Article
id doaj-art-0aca0a23f8cc4c9a933e2e256686d93a
institution Kabale University
issn 0161-1712
1687-0425
language English
publishDate 1979-01-01
publisher Wiley
record_format Article
series International Journal of Mathematics and Mathematical Sciences
spelling doaj-art-0aca0a23f8cc4c9a933e2e256686d93a2025-08-20T03:54:28ZengWileyInternational Journal of Mathematics and Mathematical Sciences0161-17121687-04251979-01-012342743910.1155/S0161171279000338Prestarlike functions with negative coefficientsH. Silverman0E. M. Silvia1Department of Mathematics, College of Charleston, Charleston 29401, South Carolina, USADepartment of Mathematics, University of California, Davis, Davis 95616, California, USAThe extreme points for prestarlike functions having negative coefficients are determined. Coefficient, distortion and radii of univalence, starlikeness, and convexity theorems are also obtained.http://dx.doi.org/10.1155/S0161171279000338prestarlike of order αstarlike of order αradius of univalenceradius of convexityextreme points.
spellingShingle H. Silverman
E. M. Silvia
Prestarlike functions with negative coefficients
International Journal of Mathematics and Mathematical Sciences
prestarlike of order α
starlike of order α
radius of univalence
radius of convexity
extreme points.
title Prestarlike functions with negative coefficients
title_full Prestarlike functions with negative coefficients
title_fullStr Prestarlike functions with negative coefficients
title_full_unstemmed Prestarlike functions with negative coefficients
title_short Prestarlike functions with negative coefficients
title_sort prestarlike functions with negative coefficients
topic prestarlike of order α
starlike of order α
radius of univalence
radius of convexity
extreme points.
url http://dx.doi.org/10.1155/S0161171279000338
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AT emsilvia prestarlikefunctionswithnegativecoefficients