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1. Best polynomial approximations and the widths of function classes in L.

Author

Shabozov, M. and Tukhliev, K.

Subjects
*POLYNOMIAL approximation, *APPROXIMATION theory, *POLYNOMIALS, *MATHEMATICAL inequalities, *MATHEMATICAL functions, *FOURIER series
Abstract

Sharp Jackson-Stechkin type inequalities in which the modulus of continuity of mth order of functions is defined via the Steklov function are obtained. For the classes of functions defined by these moduli of continuity, exact values of various n-widths are derived. [ABSTRACT FROM AUTHOR]

Published
2013
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