Upper Bound of Second Hankel Determinant for Bi-Bazilevic̆ Functions

Altınkaya Ş., Yalcin S.

Mediterranean Journal of Mathematics, cilt.13, sa.6, ss.4081-4090, 2016 (SCI-Expanded) identifier identifier

  • Yayın Türü: Makale / Tam Makale
  • Cilt numarası: 13 Sayı: 6
  • Basım Tarihi: 2016
  • Doi Numarası: 10.1007/s00009-016-0733-5
  • Dergi Adı: Mediterranean Journal of Mathematics
  • Derginin Tarandığı İndeksler: Science Citation Index Expanded (SCI-EXPANDED), Scopus
  • Sayfa Sayıları: ss.4081-4090
  • Anahtar Kelimeler: Analytic functions, Bi-Bazilevic functions, Hankel determinant, UNIVALENT FUNCTIONS, COEFFICIENT BOUNDS, CONVEX FUNCTIONS, SUBCLASS
  • Bursa Uludağ Üniversitesi Adresli: Evet

Özet

© 2016, Springer International Publishing.A function is said to be bi-Bazilevic̆ in the open unit disk U if both the function and its inverse are Bazilevic̆ there. Making use of the Hankel determinant, in this work, we obtain coefficient expansions for Bi-Bazilevic̆ functions.