Sharp error estimates for the numerical differentiation formulas on the classes of entire functions of exponential type

• Autores: O.L. Vinogradov
• Localización: Siberian mathematical journal, ISSN 0037-4466, Vol. 48, Nº. 3, 2007, págs. 430-445
• Idioma: inglés
• DOI: 10.1007/s11202-007-0046-9
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• Resumen

  • We establish sharp error estimates for some numerical di.erentiation formulas on the classes of entire functions of exponential type. The estimates strengthen some classical sharp inequalities of approximation theory.