On the coefficient domains of univalent functions (Q917738)
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scientific article; zbMATH DE number 4156857
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | On the coefficient domains of univalent functions |
scientific article; zbMATH DE number 4156857 |
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On the coefficient domains of univalent functions (English)
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1990
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The author considers functions \(f\) which are analytic in the interior of a certain ellipse and there satisfies \(\Re\{\sqrt{z^ 2-1}f'(z)\}>0.\) Such a function can be expanded in a series of Chebyshev polynomials and the author finds bounds on the coefficients in this expansion.
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series of Chebyshev polynomials
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0.94234145
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0.93805844
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0.9373747
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0.9337421
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