Cárdenas-Morales, D.; Muñoz-Delgado, F.J. - In: Mathematics and Computers in Simulation (MATCOM) 77 (2008) 2, pp. 170-178
This paper deals with a modification of the classical Bernstein polynomials defined on the unit simplex. It introduces a new sequence of non-polynomial linear operators which hold fixed the polynomials x2+αx and y2+βy with α,β∈[0,+∞). We study the convergence properties of the new...