# Degree of approximation of a function belonging to weighted $(L_r ,\xi(t ))$ class by (C,1)(E,q) means

## DOI:

https://doi.org/10.5556/j.tkjm.42.2011.514## Keywords:

Degree of approximation, class of functions, (C, 1) summability, (E, q) summability, 1)(E, q) product summability, Fourier series, Lebesgue integral.## Abstract

In this paper, a new theorem on degree of approximation of a function class by (C,1)(E,q) product summability means of Fourier series has been proved.

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## How to Cite

*Tamkang Journal of Mathematics*,

*42*(1), 31-37. https://doi.org/10.5556/j.tkjm.42.2011.514