Author:
Magnucka-Blandzi Ewa,Walczak Zbigniew
Reference18 articles.
1. P. L. Butzer, R. J. Nessel, Fourier Analysis and Approximation I, Academic Press, New York-London, 1971.
2. A. Ciupa, Approximation by a generalized Szasz type operator, J. Comput. Anal. Appl. 5, 2003, pp. 413–424.
3. A. Ciupa, Positive linear operators for the approximation in polynomial weighted spaces, Bull. Allahabad Math. Soc. (BAMS) 24, 2009, pp. 233–240.
4. R. A. DeVore, The approximation of continuous functions by positive linear operators, Lecture Notes in Mathematics 293, Springer-Verlag, Berlin, 1972.