Third Hankel determinant for reciprocal of bounded turning function has a positive real part of order alpha
DOI:
https://doi.org/10.24193/subbmath.2017.3.06Keywords:
univalent function, upper bound, function whose reciprocal derivative has a positive real part, Hankel determinant, positive real function, Toeplitz determinantsAbstract
The objective of this paper is to obtain an upper bound to
the third Hankel determinant denoted by |H3(1)| for certain subclass of univalent
functions, using Toeplitz determinants
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