References
- Ditzian , Z. and Totik , V. 1987 . Moduli of Smoothness , New York : Springer-Verlag .
- Finta , Z. 2004 . Direct local and global approximation theorems for some linear positive operators . Analysis in Theory and Applications , 20 ( 4 ) : 307 – 322 .
- Guo , S. and Qiulan , Qi . 2002 . On pointwise estimate for gamma operators . Approximation Theory and its Applications , 18 ( 3 ) : 93 – 98 .
- Totik , V. 1985 . The gamma operators in L p spaces . Publicationes Mathematicae (Debrecen) , 32 : 43 – 55 .
- Becker , M. 1978 . Global approximation theorems for Szász-Mirakyan and Baskakov operators in polynomial weight spaces . Indiana University Mathematics Journal , 27 ( 1 ) : 127 – 142 .
- Kirov , G. H. 1992 . A generalization of the Bernstein polynomials . Mathematica Balkanica , 6 ( 2 ) : 147 – 153 .