Approximation of the Lebesgue Constant of a Lagrange Polynomial by a Logarithmic Function with Shifted Argument

Autor: I. A. Shakirov
Rok vydání: 2021
Předmět:
Zdroj: Journal of Mathematical Sciences. 252:445-452
ISSN: 1573-8795
1072-3374
Popis: Well-known two-sided estimates for the Lebesgue constants of two classical trigonometric interpolation Lagrange polynomials are improved. Approximations of these Lebesgue constants are based on logarithmic functions with shifted arguments.
Databáze: OpenAIRE