A study of fourth-order Hankel determinants for starlike functions connected with the sine function (Q2028676)
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scientific article; zbMATH DE number 7353436
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A study of fourth-order Hankel determinants for starlike functions connected with the sine function |
scientific article; zbMATH DE number 7353436 |
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A study of fourth-order Hankel determinants for starlike functions connected with the sine function (English)
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1 June 2021
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Summary: In this paper, upper bounds for the fourth-order Hankel determinant \(H_4( 1)\) for the function class \(\mathcal{S}_s^*\) associated with the sine function are given.
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star-like functions
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Hankel determinant
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coefficient estimates
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0.92988026
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0.92561305
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0.9183255
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0.88145363
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0.8762502
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0.8746195
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0.87426007
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0.87410176
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