References
- U. Abel, V. Gupta, The rate of convergence of a generalization of Post-Widder operators and Rathore operators, communicated, 2022.
- A. M. Acu, I. Rasa, F. Sofonea, Composition of some positive linear integral operators, (submitted).
- Z. Ditzian, V. Totik, Moduli of Smoothness, Springer, New York, 1987.
- V. Gupta, A form of Gamma operator due to Rathore, Rev. Real Acad. Cienc. Exactas Fis. Nat. Ser. A-Mat. 117, 81, 2023.
- V. Gupta, M. Th. Rassias, Moments of Linear Positive Operators and Approximation, Springer Briefs in Mathematics Series, Springer Nature, Switzerland, 2019.
- V. Gupta, G. Tachev, Approximation with Positive Linear Operators and Linear Combinations, Springer, 2017.
- G. M. Mirakjan, Approximation of continuous functions with the aid of polynomials, (Russian), Dokl. Akad. Nauk SSSR, 31, 1941, 201-205.
- R. K. S. Rathore, Linear combinations of linear positive operators and generating relations on special functions, Ph. D. Thesis, Delhi, 1973.
- P. C. Sikkema, On some linear positive operators, Indag. Math., vol. 32, 1970, 327-337.
- F. Sofonea, On a sequence of linear and positive operators, General Mathematics, vol. 16, no. 4, 2008, 155-165.
- O. Szász, Generalization of S. Bernstein’s polynomials to the infinite interval, J. Res. Nat. Bur. Standards, vol. 45, 1950, 239-245.