FOURTH HANKEL DETERMINANT FOR THE FAMILY OF FUNCTIONS WITH BOUNDED TURNING

被引：38

作者：

Arif, Muhammad ^{[1
]}

Rani, Lubna ^{[1
]}

Raza, Mohsan ^{[2
]}

Zaprawa, Pawel ^{[3
]}

机构：

[1] Abdul Wali Khan Univ, Dept Math, Mardan, Pakistan

[2] Govt Coll Univ, Dept Math, Faisalabad, Pakistan

[3] Lublin Univ Technol, Fac Mech Engn, Dept Math, Lublin, Poland

来源：

BULLETIN OF THE KOREAN MATHEMATICAL SOCIETY | 2018年 / 55卷 / 06期

关键词：

bounded turning functions; Hankel determinant; COEFFICIENTS;

D O I：

10.4134/BKMS.b170994

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

The main aim of this paper is to study the fourth Hankel determinant for the class of functions with bounded turning. We also investigate for 2-fold symmetric and 3-fold symmetric functions.

引用

页码：1703 / 1711

页数：9

共 28 条

[1]

Altinkaya S. Yalcin, 2016, Adv. Math., V5, P91

[2] Some Properties of a Generalized Class of Analytic Functions Related with Janowski Functions [J].

Arif, M. ;

Noor, K. I. ;

Raza, M. ;

Haq, W. .

ABSTRACT AND APPLIED ANALYSIS, 2012,

[3] Hankel determinant problem of a subclass of analytic functions [J].

Arif, Muhammad ;

Noor, Khalida Inayat ;

Raza, Mohsan .

JOURNAL OF INEQUALITIES AND APPLICATIONS, 2012,

[4]

Babalola K. O., 2007, INEQUALITY THEORY AP, V6, P1

[5] THIRD ORDER HANKEL DETERMINANT FOR CERTAIN UNIVALENT FUNCTIONS [J].

Bansal, Deepak ;

Maharana, Sudhananda ;

Prajapat, Jugal Kishore .

JOURNAL OF THE KOREAN MATHEMATICAL SOCIETY, 2015, 52 (06) :1139-1148

[6] Upper bound of second Hankel determinant for a new class of analytic functions [J].

Bansal, Deepak .

APPLIED MATHEMATICS LETTERS, 2013, 26 (01) :103-107

[7]

Caratheodory C., 1911, Rend. Circ. Mat. Palermo (1884-1940), V32, P193, DOI [DOI 10.1007/BF03014795, 10.1007/BF03014795]

[8]

Caratheodory C., 1967, MATHEMATIKA, V14, P108

[9] SOME COEFFICIENT INEQUALITIES RELATED TO THE HANKEL DETERMINANT FOR STRONGLY STARLIKE FUNCTIONS OF ORDER ALPHA [J].

Cho, N. E. ;

Kowalczyk, B. ;

Kwon, O. S. ;

Lecko, A. ;

Sim, Y. J. .

JOURNAL OF MATHEMATICAL INEQUALITIES, 2017, 11 (02) :429-439

[10]

HAYMAN WK, 1968, P LOND MATH SOC, V18, P77

← 1 2 3 →