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Sharp error estimates for the numerical differentiation formulas on the classes of entire functions of exponential type. (Russian, English) Zbl 1164.65321

Sib. Mat. Zh. 48, No. 3, 538-555 (2007); translation in Sib. Math. J. 48, No. 3, 430-445 (2007).
Summary: We establish sharp error estimates for some numerical differentiation formulas on the classes of entire functions of exponential type. The estimates strengthen some classical sharp inequalities of approximation theory.

MSC:

65D25 Numerical differentiation
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