Sorin G. Gal

Approximation by Max-Product Type Operators

Quaternionic Approximation: With Application to Slice Regular Functions

Choquet Integral and Monotone Sublinear Operators

Global Smoothness and Shape Preserving Interpolation by Classical Operators

Approximation Theory: Moduli of Continuity and Global Smoothness Preservation

Overconvergence in Complex Approximation

Shape-Preserving Approximation by Real and Complex Polynomials