Sandwich theorems for higher-order derivatives of p-valent functions defined by certain linear operator

Research paper by T. M. Seoudy, M. K. Aouf

Indexed on: 07 Dec '12Published on: 07 Dec '12Published in: Afrika Matematika


In this paper, we obtain some applications of first order differential subordination and superordination results for higher-order derivatives of \(p\)-valent functions involving certain linear operator. Some of our results generalize previously known results.