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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| Main Authors: | , |
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| Format: | Article |
| Language: | English |
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Wiley
1979-01-01
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| Series: | International Journal of Mathematics and Mathematical Sciences |
| Subjects: | |
| Online Access: | http://dx.doi.org/10.1155/S0161171279000338 |
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| _version_ | 1849308420852678656 |
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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 |
| work_keys_str_mv | AT hsilverman prestarlikefunctionswithnegativecoefficients AT emsilvia prestarlikefunctionswithnegativecoefficients |