Approximation properties of a modified Gauss–Weierstrass singular integral in a weighted space

Author:

Singh Abhay Pratap,Singh Uaday

Abstract

AbstractSingular integral operators play an important role in approximation theory and harmonic analysis. In this paper, we consider a weighted Lebesgue space $L^{p,w}$ L p , w , define a modified Gauss–Weierstrass singular integral on it, and study direct and inverse approximation properties of the operator followed by a Korovkin-type approximation theorem for a function $f\in L^{p,w}$ f L p , w . We use the modulus of continuity of the functions to measure the rate of convergence.

Publisher

Springer Science and Business Media LLC

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