In this paper, the authors investigate the initial coefficient bounds for a new generalized subclass of analytic functions related to Sigmoid functions. Also, the relevant connections with the famous classical Fekete?Szegö inequality for these classes are discussed.
KAMALİ, MUHAMMET; ORHAN, HALİT; and ÇAĞLAR, MURAT
"The Fekete-Szegö inequality for subclasses of analytic functions related to modified Sigmoid functions,"
Turkish Journal of Mathematics: Vol. 44:
3, Article 28.
Available at: https://journals.tubitak.gov.tr/math/vol44/iss3/28