Inclusion results for certain classes of analytic functions associated with a new fractional differintegral operator

Author(s):  
H. M. Srivastava ◽  
Poonam Sharma ◽  
R. K. Raina
2010 ◽  
Vol 43 (4) ◽  
Author(s):  
J. K. Prajapat ◽  
R. K. Raina

AbstractIn this paper we apply a fractional differintegral operator to a class of analytic functions and derive certain new sufficient conditions for the starlikeness of this class of functions. The usefulness of the main results are depicted by deducing several interesting corollaries and relevances with some of the earlier results are also pointed out.


2014 ◽  
Vol 2014 ◽  
pp. 1-9
Author(s):  
A. K. Mishra ◽  
S. N. Kund

By making use of a multivalent analogue of the Owa-Srivastava fractional differintegral operator and its iterations, certain new families of analytic functions are introduced. Several interesting properties of these function classes, such as convolution theorems, inclusion theorems, and class-preserving transforms, are studied.


2013 ◽  
Vol 2013 ◽  
pp. 1-5
Author(s):  
Priyabrat Gochhayat

Let 𝒜p denote the class of functions analytic in the open unit disc 𝕌 and given by the series f(z)=zp+∑n=p+1∞anzn. For f∈𝒜p, the transformation ℐp,δλ:𝒜p→𝒜p defined by ℐp,δλf(z)=zp+∑n=p+1∞((p+δ)/(n+δ))λanzn,  (δ+p∈ℂ∖ℤ0-,  λ∈ℂ;  z∈𝕌), has been recently studied as fractional differintegral operator by Mishra and Gochhayat (2010). In the present paper, we observed that ℐp,δλ can also be viewed as a generalization of the Srivastava-Attiya operator. Convolution preserving properties for a class of multivalent analytic functions involving an adaptation of the popular Srivastava-Attiya transform are investigated.


2014 ◽  
Vol 45 (1) ◽  
pp. 63-75
Author(s):  
Jamal M. Shenan

In this paper, we obtain some subordination and superordination-preserving results of analytic functions associated with the fractional differintegral operator $U_{0,z}^{\alpha ,\beta ,\gamma } $. Sandwich-type result involving this operator is also derived.


2013 ◽  
Vol 2013 ◽  
pp. 1-6
Author(s):  
Amit Soni ◽  
Shashi Kant

A generalized fractional differintegral operator is used to define some new subclasses of analytic functions in the open unit disk . For each of these new function classes, several inclusion relationships are established.


2019 ◽  
Vol 2019 (1) ◽  
Author(s):  
Hanaa M. Zayed ◽  
Teodor Bulboacă

Abstract Using the third-order differential subordination basic results, we introduce certain classes of admissible functions and investigate some applications of third-order differential subordination for p-valent functions associated with generalized fractional differintegral operator.


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