Izvorni znanstveni članak
A class of superordination-preserving convex integral operator
Saibah Siregar
; School of Mathematical Sciences, Faculty of Science and Technology, University Kebangsaan Malaysia, 43 600 Bangi, Selangor, Malaysia
Maslina Darus
; School of Mathematical Sciences, Faculty of Science and Technology, University Kebangsaan Malaysia, 43 600 Bangi, Selangor, Malaysia
Teodor Bulboacă
; Faculty of Mathematics and Computer Science, Babeş-Bolyai University, 400 084 Cluj-Napoca, Romania
Sažetak
If
we will determine sufficient conditions on
implies
In addition, both of the subordinations are sharp, since the left-hand side will be the largest function, and the right-hand side will be the smallest function so that the above implication has been held for all
The results generalize those of the last author from \cite{bul3}, obtained for the special case
Ključne riječi
analytic function; starlike and convex function; differential operator; differential subordination
Hrčak ID:
44030
URI
Datum izdavanja:
9.12.2009.
Posjeta: 1.509 *