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UNIVALENT: 作品数：35被引量：40H指数：4; 导出分析报告; 相关领域：理学更多>>; 相关作者：李振声贾旭李义文王飞俊邵自强更多>>; 相关机构：中国科学院遗传与发育生物学研究所北京理工大学更多>>; 相关期刊：《Science Bulletin》《Science China(Life Sciences)》《Journal of Mathematical Research with Applications》《Science China Mathematics》更多>>; 相关基金：国家自然科学基金中国科学院知识创新工程国家教育部博士点基金广东省自然科学基金更多>>

Properties and Characteristics of Certain Subclass of Close-to-Convex Harmonic Mappings: 《Journal of Mathematical Research with Applications》2024年第5期648-658,共11页Jiong SHI Zhigang WANG Xiaoyuan WANG; Supported by the Natural Science Foundation of Hunan Province(Grant No.2022JJ30185);the Postgraduate Research and Practice Innovation Program of Jiangsu Province(Grant No.KYCX230410);the China Scholarship Council(Grant No.202306840137);the National Natural Science Foundation of China(Grant No.62063029);the Science and Technology Support Project of Pingxiang City(Grant No.2020C0102)。; In this paper,we study a subclass of close-to-convex harmonic mappings whose analytic parts are starlike mappings.We derive some properties and characteristics for this class,such as the bounds of Toeplitz determinant...; 关键词：univalent harmonic mapping close-to-convex harmonic mapping Bohr radius Toeplitz determinant Hankel determinant

ESTIMATE ON THE BLOCH CONSTANT FOR CERTAIN HARMONIC MAPPINGS UNDER A DIFFERENTIAL OPERATOR被引量：1: 《Acta Mathematica Scientia》2024年第1期295-310,共16页陈洁玲刘名生; supported by the Natural Science Foundation of Guangdong Province(2021A1515010058)。; In this paper,we first obtain the precise values of the univalent radius and the Bloch constant for harmonic mappings of the formL(f)=zfz-zfz,where f represents normalized harmonic mappings with bounded dilation.Then,...; 关键词：Bloch-Landau type theorem Bloch constant linear complex operator harmonic mapping biharmonic mapping UNIVALENT

PRECISE VALUES OF THE BLOCH CONSTANTS OF CERTAIN LOG-p-HARMONIC MAPPINGS被引量：3: 《Acta Mathematica Scientia》2021年第1期297-310,共14页Mingsheng LIU Lifang LUO; supported by Guangdong Natural Science Foundation(2018A030313508)。; The aim of this article is twofold.One aim is to establish the precise forms of Landau-Bloch type theorems for certain polyharmonic mappings in the unit disk by applying a geometric method.The other is to obtain the p...; 关键词：Bloch constant Landau theorem Bloch theorem biharmonic mappings polyharmonic mappings log-p-harmonic mappings UNIVALENT

Support points for families of univalent mappings on bounded symmetric domains被引量：1: 《Science China Mathematics》2020年第12期2379-2398,共20页Hidetaka Hamada Gabriela Kohr; supported by Japan Society for the Promotion of Science KAKENHI(Grant No.JP19K03553)。; In this paper,we study some extremal problems for the family Sg^0(BX)of normalized univalent mappings with g-parametric representation on the unit ball BX of an n-dimensional JB*-triple X with r≥2,where r is the rank...; 关键词：bounded symmetric domain Carathéodory family g-Loewner chain parametric representation starlike mapping support point

Fekete-Szego Estimate for a Class of Starlike Functions Involving Certain Analytic Multiplier Transform: 《Journal of Applied Mathematics and Physics》2020年第3期519-526,共8页Deborah Olufunmialyo Makinde A.S.Oyekunle T.O.Opoola; In this paper, we investigated the coefficient estimates and the Fekete-Szegö?problem for the subclass of analytic univalent functions involving the linear transformation Dsα,β,γf for the normalized analytic f...; 关键词：ANALYTIC UNIVALENT STARLIKE Linear Transformation Coefficient Estimates Fekete-Szego Inequality

Univalent Criteria for Analytic Functions Involving Schwarzian Derivative: 《Communications in Mathematical Research》2019年第4期359-366,共8页HU ZHEN-YONG WANG QI-HAN HE LIANG-MIAO LONG BO-YONG Ji You-qing; The NSF(11501001)of China;the NSF(1908085MA18)of Anhui Province;the Foundation(Y01002428)of Anhui University; In this paper,some new criteria for univalence of analytic functions defined in the unit disk in terms of two parameters are presented.Moreover,the related result of Aharonov and Elias(Aharonov D,Elias U.Univalence cr...; 关键词：ANALYTIC FUNCTION UNIVALENT FUNCTION Schwarzian DERIVATIVE UNIVALENT criteria

NEW RESULTS FOR A CLASS OF UNIVALENT FUNCTIONS: 《Acta Mathematica Scientia》2019年第6期1579-1588,共10页Zhigang PENG Milutin OBRADOVIC; supported by the Key Laboratory of Applied Mathematics in Hubei Province,China;supported by MNZZS(ON174017,Serbia); Let A denote the family of all analytic functions f(z) in the unit disk D={z ∈C:|z|<1}, normalized by the conditions f(0) = 0 and f'(0) = 1. Let U denote the set of all functions f ∈ A satisfying the condition |(z/f...; 关键词：ANALYTIC UNIVALENT COEFFICIENT HADAMARD PRODUCT

On a certain classes of meromorphic functions with positive coefficients: 《Applied Mathematics(A Journal of Chinese Universities)》2019年第3期253-260,共8页R.Asadi A.Ebadian S.Shams Janusz Sokol; In this paper certain classes of meromorphic functions in punctured unit disk are defined.Some properties including coefficient inequalities,convolution and other results are investigated.; 关键词：HADAMARD product UNIVALENT MEROMORPHIC functions

Third Hankel Determinant for Ma-Minda Bi-univalent Functions: 《Journal of Mathematical Research with Applications》2019年第4期361-377,共17页Haiyan ZHANG Huo TANG; Supported by the National Natural Science Foundation of China(Grant Nos.11561001; 11271045);the Program for Young Talents of Science and Technology in Universities of Inner Mongolia Autonomous Region(Grant No.NJYT-18-A14);the Natural Science Foundation of Inner Mongolia(Grant No.2018MS01026);the Higher School Foundation of Inner Mongolia(Grant Nos.NJZY17300; NJZY17301);the Natural Science Foundation of Chifeng of Inner Mongolia; In this paper, we investigate the third Hankel determinant H3(1) for the class Hσμ(λ,φ)(λ≥ 1,μ≥ 1) of Ma-Minda bi-univalent functions in the open unit disk D ={z :|z|<1} and obtain the upper bound of the above...; 关键词：analytic FUNCTION HANKEL DETERMINANT Ma-Minda bi-univalent FUNCTION upper bound

Generalized Schwarzian Derivatives and Analytic Morrey Spaces: 《Chinese Quarterly Journal of Mathematics》2019年第2期171-187,共17页JIN Jian-jun LI Hua-bing TANG Shu-an; supported by National Natural Science Foundation of China(Grant No.11601100);the PhD research startup foundation of Guizhou Normal University(Grant No.11904-05032130006);supported by National Natural Science Foundation of China(Grant No.11501157); In this paper,we study univalent functions f for which log f’belongs to the analytic Morrey spaces.By using the characterization of higher order derivatives of functions in analytic Morrey spaces,we establish some ne...; 关键词：ANALYTIC MORREY SPACES UNIVALENT functions Schwarzian derivative GENERALIZED Schwarzian derivatives CARLESON measure

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