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Some inequalities for the polar derivative of some classesof polynomials |
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รหัสดีโอไอ | |
Creator | 1. Nuttapong Arunrat 2. Keaitsuda Maneeruk Nakprasit |
Title | Some inequalities for the polar derivative of some classesof polynomials |
Publisher | Research and Development Office, Prince of Songkla University |
Publication Year | 2562 |
Journal Title | Songklanakarin Journal of Science and Technology |
Journal Vol. | 41 |
Journal No. | 5 |
Page no. | 1192-1203 |
Keyword | polar derivative, polynomial, inequality |
URL Website | http://rdo.psu.ac.th/sjstweb/index.php |
ISSN | 0125-3395 |
Abstract | In this paper, we investigate an upper bound of the polar derivative of a polynomial of degree n.where zeros are in and the remaining zeros are outside. Furthermore, we give a lower bound of this polynomial where zeros are outside and theremaining zeros are in. |