Swetits, J. J.; Wood, B. Quantitative estimates for \(L_ p\) approximation with positive linear operators. (English) Zbl 0522.41016 J. Approximation Theory 38, 81-89 (1983). MSC: 41A36 × Cite Format Result Cite Review PDF Full Text: DOI
Bownds, John M.; Wood, Bruce A smoothed projection method for singular, nonlinear Volterra equations. (English) Zbl 0405.45008 J. Approximation Theory 25, 120-141 (1979). MSC: 45L05 45D05 45G10 45G05 × Cite Format Result Cite Review PDF Full Text: DOI
Wood, Bruce Degree of \(L_ p-\)approximation by certain positive convolution operators. (English) Zbl 0456.41018 J. Approximation Theory 23, 354-363 (1978). MSC: 41A35 41A25 41A36 × Cite Format Result Cite Review PDF Full Text: DOI