3 papers
math.CV2022
Sharp bounds of third Hankel determinant for a class of starlike functions and a subclass of -starlike functions
Shagun Banga, S. Sivaprasad Kumar
Following the trend of coefficient bound problems in Geometric Function Theory, in the present paper, we obtain the sharp bound of for the class , of star…
math.CV2021
A Novel Class of Starlike Functions
S. Sivaprasad Kumar, Shagun Banga
In the past several subclasses of starlike functions are defined involving real part and modulus of certain expressions of functions under study, combined by way of an inequality.…
math.CV2020
On Convex Dominants of Exact Differential Subordination
S. Sivaprasad Kumar, Shagun Banga
Let be a non vanishing convex univalent function and be an analytic function in . We consider the differential subordination w…