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Coefficient Bounds for Bi-spirallike Analytic Functions

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In the present paper, we introduce and investigate two new subclasses. We find estimates on the coefficients |a2|, |a3| and |a4| for functions in these two subclasses.

Abstract

In the present paper, we introduce and investigate two new subclasses. We find estimates on the coefficients |a2|, |a3| and |a4| for functions in these two subclasses.

참고문헌 (31)

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