Volume 57, Number 2, June 2012

S T U D I A

                UNIVERSITATIS BABEŞ-BOLYAI

                               MATHEMATICA

CONTENTS

Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .147

Grigore Stefan Sălăgean, Professor Petru T. Mocanu at his 80^th anniversary . . . . . . . . . . . . . . . . . . . . . 149

Alina Alb Lupaş, A note on strong differential superordinations using a generalized

Sălăgean operator and Ruscheweyh operator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153

Cabiria Andreian Cazacu and Mircea Dimitrie Cazacu, Transformation of the traveller wave shape

in propagation on a straight and inclined bed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167

Daniel Breaz and Virgil Pescar, On conditions for univalence of two integral operators . . . . . . . . . . . . 175

Irina Dorca and Daniel Breaz, Subordination of certain subclass of convex function . . . . .. . . . . . . . . 181

Rabha M. El-Ashwah, Mohamed K. Aouf and Teodor Bulboacă, An application of generalized

integral operator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189

Dorin Ghisa, The Riemann hypothesis [RETRACTED PAPER] . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .195

Luminiţa Lemnete-Ninulescu, On a complex multidimensional approximation theorem

and its applications to a complex operator-valued moment problems . . . . . . . . . . . . . . . . . .. . . . . . . . 209

Vasile Marius Macarie, Univalence criterion for a certain general integral operator . . . . . . . . . . . . . . .221

Shahram Najafzadeh and Ali Ebadian, Differential sandwich theorems involving

certain convolution operator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 227

Georgia Irina Oros and Gheorghe Oros, Dominants and best dominants in

fuzzy differential subordinations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .239

Hatice Esra Ozkan, Some properties on generalized close-to-star functions . . . . . .. . . . . . . . . . . . . . . 249

Yasar Polatoglu, Growth and distortion theorem for the Janowski alpha-spirallike functions

in the unit disc . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 255

Dorina Răducanu and Horiana Tudor, A generalization of Goluzin’s univalence criterion . . . . .. . . . . 261

Grigore Stefan Sălăgean and Teruo Yguchi, Relations between two kinds of derivatives

on analytic functions II . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 269

Andreea-Elena Tudor, A subclass of analytic functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 277

Elif Yasar and Sibel Yalcın, Convolution properties of Sălăgean-type harmonic univalent functions . . 283

Arzu Yemisci Sen, Yasar Polatoglu and Melike Aydogan, Distortion theorem and the radius of

convexity for Janowski-Robertson functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .291

Sebnem Yildiz Pestil, Families of positive operators with reverse order . . . . . . . . . . . . . . . . . . . . . . . . .295

Pawel Zaprawa, Distortion theorems for certain subclasses of typically real functions . . .. . . . . . . . . . 301

Book reviews . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .309