Ahmad Motamednezhad

On the derivative of the self-reciprocal polynomials

Let P z be a polynomial of degree n having no zeros in jzj < k, k 1, and Q z = znP 1=z , it is proved by…

Coe cient bounds for comprehensive subclass of bi-univalent positive meromorphic functions

In this paper, we introduce and investigate an interesting subclass of mero morphic and bi univalent fun…