Abstract
We characterize the approximation of functions in L p norm by Baskakov-Kantorovich operator. We define an appropriate K-functional and prove a direct and strong converse inequality of type B in terms of the K-functional.
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Gadjev, I. Approximation of Functions by Baskakov-Kantorovich Operator. Results. Math. 70, 385–400 (2016). https://doi.org/10.1007/s00025-016-0554-7
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DOI: https://doi.org/10.1007/s00025-016-0554-7