Upper bound of second Hankel determinant for bi-univalent functions with respect to symmetric conjugate
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AbstractIn this article, our aim is to estimate an upper bounds for the second Hankel determinant H2(2) of a certain class of analytic and bi-univalent functions with respect to symmetric conjugate defined in the open unit disk U.
2019 ◽
Vol 12
(02)
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pp. 1950017
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2017 ◽
Vol 21
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pp. 275-285
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2021 ◽
Vol 66
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2021 ◽
Vol 39
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pp. 153-164
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