Bogumiła Kowalczyk, Adam Lecko and Barbara Śmiarowska · 2021 📄 DOI →
Sharp upper and lower bounds are found of the second and third order Hermitian Toeplitz determinants for the classes of strongly starlike and strongly convex functions of order α (α ∈[0,1)). Mathematics subject classification (2010): 30C45, 30C50.