Semnan UniversityInternational Journal of Nonlinear Analysis and Applications2008-682213220220701New classes of certain analytic functions20872094660710.22075/ijnaa.2022.26687.3388ENH. OzlemGuneyDicle University, Faculty of Science, Department of Mathematics, Diyarbakir, Turkiye0000-0002-3010-7795MugurAcuLucian Blaga University of Sibiu, Faculty of Science, Department of Mathematics and Informatics, Street: Dr. I. Ratiu 5-7, 550012 Sibiu, RomaniaShigeyoshiOwaHonorary Professor "1 Decembrie 1918" University of Alba Iulia, Alba Iulia, RomaniaJournal Article20220323Considering a function $f(z)$ which is the extremal function for $p-$valently starlike of order $\alpha$ in the open unit disk, two new classes $S_p^*(m,\alpha)$ and $K_p(m,\alpha)$ are introduced. The object of the present paper is to discuss some interesting problems of functions $f(z)$ concerned with $S_p^*(m,\alpha)$ and $K_p(m,\alpha).$https://ijnaa.semnan.ac.ir/article_6607_82c0fb966134c611f1a617a77f5f8f6b.pdf