由Dziok-Srivastava算子定义的多叶解析函数类的性质

本文研究了由Dziok-Srivastava算子H(a₁,…,a_q;b₁,…,b_s)定义的关于参数b_j ∈ C\Z₀^-(Z₀^-=0,-1,-2,…;j=1,2,…,s)的多叶解析函数类W_p(H(b_j+1);A,B).利用微分从属的方法和卷积的性质,获得了该类函数的特征性质和包含结果,推广了一些已知结果.     

由算子定义的一类p叶解析函数性质

通过Hadarnard卷积定义算子I<,n+p-1>,并利用其引进了新的解析函数类H(p,n,δ,A,B),研究了函数f(z)(f(z)∈A<,p>)属于函数类H(p,n,δ,A,B)的充分条件和部分和性质,同时还考虑了类H(p,n,δ,A,B)的卷积性质.     

某些星象函数子类的优化问题

In this article, we study several majorizaton properties for the subclasses SL~*,SR~*(a, b), BS~*(α), S_c~*, S_q~* and S_R~* of starlike functions. Meanwhile, some special cases of our main results are given.     

由Dziok-Srivastava算子定义的$p$叶解析函数的包含关系

In this paper, we use the methods of differential subordination and the properties of convolution to investigate the class Wp(H(ai, bj); φ) of multivalent analytic functions, which is defined by the Dziok-Srivastava operator H(a1,..., aq; b1,..., bs). Some inclusion properties for this class are obtained.     

由超几何函数定义的Bazilevi■函数类的从属性质

介绍了单位圆盘U={Z∈C:|z|<1}内利用超几何函数定义的算子■_λ1,λ2～(m,b)(a_i,b_j),定义了一类Bazilevi■函数类■_λ1,λ2～(m,b)(a_i,b_j;γ,β;φ),利用从属性质研究了它的从属关系和包含关系,延展了一些研究内容.     

用微分从属定义的一类亚纯多叶函数的性质

利用线性算子Lp(a,b)和微分从属定义了一个新的亚纯多叶函数类,研究了此函数类的一些性质.     

由卷积和从属关系定义的函数类的某些性质

引入了由卷积和从属关系定义的解析函数的一个子类.获得了函数类的包含关系和Fekete-Szeg(o|¨)不等式.结果改进并推广了一些已有结论.     

利用微分从属定义的积分算子函数族的性质研究

介绍了利用微分从属关系定义的一类函数类v_k[p,A,B]和一类算子函数I_p~λ(μ,η)(z),在上述算子函数的基础上定义了两类积分算子函数F_(p,μ,η)~(n,λ)(z),G_(p,μ,η)~(n,λ)(z),利用微分从属和凸函数理论,得到了积分算子函数F_(p,μ,η)~(n,λ)(z),G_(p,μ,η)~(n,λ)(z)包含于函数类v_k[p,A,B]的条件,结论推广了部分已有的研究成果.     

线性同胚于星象函数的一族解析函数（Ⅱ）

本文继续研究了「１」中引进的线性同胚于星象函数的一族解析函数Ａ（λ,α）,给出了Ａ（λ,α）族的卷积定理以及系数和的一个不等式。     

用S\v{a}l\v{a}gean算子定义的某些新多叶亚纯函数类的优化性质

In the present paper, we investigate the majorization property for certain new class of multivalent meromorphic analytic functions defined by Salagean operator. Moreover, we point out some new and interesting applications of our main result to the other classes of multivalent meromorphic functions.     

由Srivastava-Khairnar-More算子定义的$p$叶函数类的包含关系

In the present paper, we use the methods of differential subordination and convo- lution to investigate some inclusion properties for certain classes of p-valent analytic functions in the open unit disk, which are associated with the Srivastava-Khairnar-More operator. The results presented here include several previous known results as their special cases.     

某个用Carlson-Shaffer算子定义的解析函数子类的性质(英文)

Let Hn（p）be the class of functions of the form f（z）=z p＋ ＋∞ Σ k=n akzk＋p,which are analytic in the open unit disk U={z：｜z｜1}.In the paper,we introduce a new subclass Bn（μ,a,c,α,p;φ）of Hn（p）and investigate its subordination relations,inclusion relations and distortion theorems.The results obtained include the related results of some authors as their special case.     

Ma jorization Results and Coefficients Bounds for a Class of Univalent Functions Asso ciated with Operator

In this paper we introduce a new general subclass n,g ∑ a,λ(A, B,α) of univalent func-tions related the known integral operator and differential operator. Some majorization re-sults for n,g ∑ a,λ(A, B, 1) as well as the other functions are given. Furthermore, we find the coefficients bounds on|a2|and|a3|for functions in?n,g ∑ a,λ(A1, B1, A2, B2,α1,α2), which is the bi-univalent functions defined by n,g ∑ a,λ(A, B,α) and subordination. By giving specific values of the parameters of our main results, several(known or new) consequences of main results are also discussed.     

关于某类p叶解析函数

引进了新的p叶解析函数子类Bp,λ,α(A,B,C,D),应用微分从属方法证明它的从属关系、包含关系、偏差定理和不等式性质.     

算子解析函数的系数不等式

定义受限Salagean算于的一般化族M(φ,n,b),这里φ(z)为正买部函数.完整的给出了当:i)b∈C,μ∈C;ii)b>0,μ∈R;(3)b∈C,μ∈R3种不同情况下关于Fekete-Szego函数A(f)=|a_3-μa_2²}的最好界,这里.f∈M(φ,n,b).主要结果覆盖了一些相关的重要子族.     

Strong Differential Subordination and Superordination Properties of Phi-Like Functions

Strong differential subordination and superordination properties are determined for Phi-like functions in the open unit disk by investigating appropriate classes of admissible functions. New strong differential sandwich-type results are also obtained.