Hermitian Toeplitz determinants for the class ${\mathcal{S}}$ of univalent functions

Armenian Journal of Mathematics

article

Milutin Obradović¹  Nikola Tuneski² 

[1] University of Belgrade;Ss. Cyril and Methodius University in Skopje

关键词: univalent;    Hermitian Toeplitz determinant of second order;    Hermitian Toeplitz determinant of third order;    class U;    convex functions;   

DOI  :  10.52737/18291163-2021.13.4-1-10

学科分类：环境科学（综合）

来源: National Academy of Sciences of the Republic of Armenia

【 摘 要 】

Introducing a new method, we give sharp estimates of the Hermitian Toeplitz determinants of third order for the class S of functions univalent in the unit disc. The new approach is also illustrated on some subclasses of the class S.

【 授权许可】

CC BY