In this paper,we derive the Baskakov-Kantorovich operators n(f;x) the complete asymptotic expansion in the form of all coefficients of n-k,k = 0,1…being calculated explicitly.As a corollary,we also get the Voronovs...In this paper,we derive the Baskakov-Kantorovich operators n(f;x) the complete asymptotic expansion in the form of all coefficients of n-k,k = 0,1…being calculated explicitly.As a corollary,we also get the Voronovskaja-type result for the operators.展开更多
基金Supported by the Natural Science Foundation of Beijing(1072006)Supported by NSFC(10871017)
文摘In this paper,we derive the Baskakov-Kantorovich operators n(f;x) the complete asymptotic expansion in the form of all coefficients of n-k,k = 0,1…being calculated explicitly.As a corollary,we also get the Voronovskaja-type result for the operators.