Anul LIII 2008

S T U D I A

UNIVERSITATIS BABEŞ-BOLYAI

MATHEMATICA

2

Redacţia: 400084 Cluj-Napoca, Str. M. Kogălniceanu nr. 1 Tel: 405300

SUMAR – CONTENTS – SOMMAIRE

Yavuz Altin, Mahmut Isik and Rifat Colak, A new sequence space

defined by a modulus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . …………. 3

Abdessamad Amir and Adnan Yassine, A surrogate dual algorithm

for quasiconvex quadratic problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . ……………. . . . . . . . . 15

Adriana Catas, On univalent functions defined by a generalized Salagean operator . . . . . . ...29

Maria Gabriella Cimoroni, Quasi-interpolatory and interpolatory spline

operators: some applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ……………. 35

Ashok Ganguly, Raghvendra Singh Chandel and Ravindra Parsai,

On random fixed points in random convex structures………………… . . . . . . . . . . . . . . . . . . . .51

Paul A. Kupan, Monotone interpolant built with slopes obtained by

linear combination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ………….. . . . . . . . . 59

Bogdan Gh. Munteanu, On a limit theorem for freely independent random

variables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ………… . . . . . . . . . . . . . . . . . . . . . . . . . .67

Laurian Piscoran, The Dirac equation and the noncommutative harmonic

oscilator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ………… . 79

Ovidiu T. Pop, The generalization of Voronovskaja’s theorem for a class of

bivariate operators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . …………… . . . . . . . . . . . . . . . . .. . . . . .85

Dorina Raducanu and Veronica Oana Nechita, On _-convex analytic

functions defined by generalized Ruscheweyh derivatives operator………………….. . . . . . . 109

Cornelia Revnic, Teodor Grosan and Ioan Pop, Heat transfer

in axisymmetric stagnation flow on a thin cylinder . . . . . . . . . . . . . . . . …………………… . . . . 119

Book Reviews . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133