Improved bounds of the third Hankel determinant for classes of univalent functions with bounded turning
Milutin ObradovićNikola TuneskiPawel Zaprawa
所有作者
Milutin ObradovićNikola TuneskiPawel Zaprawa
文献摘要
In this paper we improve the bounds of the third order Hankel determinant for
two classes of univalent functions with bounded turning. The bounds are not
sharp, but the sharp ones are conjectured.