Sommaire du Fascicule no. 1

On a generalization of an approximation operator defined by A. Lupaş.
p. 21
On some limits and series arising from semigroup theory.
p. 35
Duffin-Schaeffer type inequalities.
p. 41
On the iterative combinations of Baskakov operator.
p. 51
Bounds for the Čebyšev functional of a convex and a bounded function.
p. 59
The Hlawka-Djoković inequality and points in unitary spaces.
p. 67
About the use of a result of Professor Alexandru Lupaş to obtain some properties in the theory of the number .
p. 75
Monosplines and inequalities for the remainder term of quadrature formulas.
p. 81
An inequality of Ostrowski type via a mean value theorem.
p. 93
Development in series of orthogonal polynomials with applications in optimization.
p. 101
On a property of convex functions.
p. 111

Sommaire du Fascicule no. 4

Certain sufficient conditions for univalence.
p. 7
On the characteristic equation of Chebyshev matrices.
p. 17
The approximation of a polynomial's measure, with applications towards Jensen's theorem.
p. 41
On the law of large numbers for free identically distributed random variables.
p. 55
Certain subclasses of analytic functions with negative coefficients defined by generalized Sălăgean operator.
p. 69
Argument estimates of certain multivalent functions involving Dziok-Srivastava operator.
p. 83
Characterization theorem's of Hermite polynomials.
p. 101
Some subclasses of close-to-convex and quasi-convex functions with respect to -symmetric points.
p. 107
A criteria of -like functions.
p. 121
Carlson - Shaffer operator and their application to certain subclasses of uniformly convex functions.
p. 131
On a Diophantine equation.
p. 145
On the unified class of functions of complex order involving Dziok-Srivastava operator.
p. 149