In this paper we determine the radii of p-valence of the function F(z) defined by F (z) = (1-X)f(z) H------ ^ - z f '( z ) , z e D
where D = jz: |z | < 1J, X > 0 and the function f (z) belongs to certain subclasses of analytic p-valent functions with negative coefficients.
Birincil Dil | İngilizce |
---|---|
Konular | Matematik |
Bölüm | Research Article |
Yazarlar | |
Yayımlanma Tarihi | 1 Ocak 1982 |
Gönderilme Tarihi | 1 Ocak 1982 |
Yayımlandığı Sayı | Yıl 1982 Cilt: 31 |
Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics.
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