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Approximation theorems for a class of modified Szász-Kantorovich operators and Baskakov-Kantorovich operators. (Chinese) Zbl 0899.41015

Approximation theorems and inverse theorems for a class of modified Szasz-Kantorovich operators and Baskakov-Kantorovich operators are given.

MSC:

41A35 Approximation by operators (in particular, by integral operators)
41A36 Approximation by positive operators
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