@article{article_834393, title={Neighborhoods of Certain Classes of Analytic Functions Defined by Normalized Function az^2 J_ϑ’’ (z)+bzJ_ϑ’ (z)+cJ_ϑ (z)}, journal={Turkish Journal of Science}, volume={5}, pages={226–232}, year={2020}, author={Çağlar, Murat and Deniz, Erhan and Kazımoğlu, Sercan}, keywords={Analytic function, starlike and convex functions, Bessel function, neighborhoods, coefficient inequality, inclusion relation}, abstract={In this paper, we introduce a new subclass of analytic functions in the open unit disk U with negative coefficients defined by normalized of the az^2 J_ϑ^’’ (z)+bzJ_ϑ^’ (z)+cJ_ϑ (z) function, where J_ϑ (z) is called the Bessel function of the first kind of order ϑ. The object of the present paper is to determine coefficient inequalities, inclusion relations and neighborhoods properties for functions f(z) belonging to this subclass.}, number={3}, publisher={Ahmet Ocak AKDEMİR}