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Abstract
The main object of this paper is obtained a new sharp upper bound of second Hankel determinant for the subclass of univalent function in the open unit disk U which is defined by Al-Oboudi Differential Operator
The main object of this paper is obtained a new sharp upper bound of second Hankel determinant for the subclass of univalent function in the open unit disk U which is defined by Al-Oboudi Differential Operator