Document Type

Article

Publication Date

1978

DOI

10.1016/0021-9045(78)90016-3

Publication Title

Journal of Approximation Theory

Volume

24

Issue

4

Pages

310-323

Abstract

A discrete, positive, weighted algebraic polynomial operator which is based on Gaussian quadrature is constructed. The operator is shown to satisfy the Jackson estimate and an optimal version is obtained.

Comments

Web of Science: "Free full-text from publisher -- Elsevier open archive.

Copyright © 1978 Published by Elsevier Inc. All rights reserved.

Original Publication Citation

Swetits, J. J., & Wood, B. (1978). Approximation by discrete operators. Journal of Approximation Theory, 24(4), 310-323. doi:10.1016/0021-9045(78)90016-3

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