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some sandwich theorems for meromorphic univalent functions defined by hadamard product of integral operators
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نویسنده
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atshan waggas galib ,mahdy suad hassan
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منبع
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international journal of nonlinear analysis and applications - 2021 - دوره : 12 - شماره : Special Is - صفحه:2403 -2412
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چکیده
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In the present paper, we obtain some subordination and superordination results, involving the operator t^a for functions of the form f(z) = z^−1 + ∑∞ k=1 akzk, which are meromorphic univalent in the punctured open unit disk these results are applied to obtain sandwich results.
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کلیدواژه
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analytic function ,univalent subordination ,superordination hadamard (convolution) ,sandwich theorems
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آدرس
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university of al-qadisiyah, college of science, department of mathematics, iraq, university of kufa, college of education for girls, department of mathematics, iraq
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پست الکترونیکی
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sadhsn380@gmail.com
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Authors
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