http://www.saber.ula.ve/handle/123456789/33477 2011 Wed, 06 May 2026 18:56:25 GMT 2026-05-06T18:56:25Z http://www.saber.ula.ve/handle/123456789/33479 Linear operator defined by lambda function for certain analytic functions Afaf A. Ali Abubaker; Darus, Maslina For analytic function f in the open unit disc U, a linear operator defined by lambda function is introduced. The object of the present paper is to discuss some properties for I¹;sf(z) belonging to some classes by applying Jack’s lemma. Fri, 01 Jul 2011 00:00:00 GMT http://www.saber.ula.ve/handle/123456789/33479 2011-07-01T00:00:00Z