Lower Estimates for Centered Bernstein-Type Operators

Sangu�sa, C.
January 2002
Constructive Approximation;2002, Vol. 18 Issue 1, p145
Academic Journal
We obtain converse inequalities of type A in the uniform distance for centered Bernstein-type operators in terms of suitable Ditzian-Totik moduli of smoothness. We use probabilistic representations of the operators in terms of stochastic processes as well as approximation-theoretic techniques.


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