Blatter, Jörg; Schumaker, Larry Continuous selections and maximal alternators for spline approximation. (English) Zbl 0582.41013 J. Approximation Theory 38, 71-80 (1983). Reviewer: A.Bleyer MSC: 41A15 41A50 × Cite Format Result Cite Review PDF Full Text: DOI
Shekhtman, Boris Interpolation projections and Banach spaces. (English) Zbl 0581.41006 J. Approximation Theory 38, 338-343 (1983). Reviewer: J.Marschall MSC: 41A05 × Cite Format Result Cite Review PDF Full Text: DOI
Varma, A. K.; Howell, Gary Best error bounds for derivatives in two point Birkhoff interpolation problems. (English) Zbl 0563.41004 J. Approximation Theory 38, 258-268 (1983). Reviewer: M.A.Jimenez MSC: 41A05 41A10 41A25 × Cite Format Result Cite Review PDF Full Text: DOI
von Golitschek, M.; Cheney, E. W. Failure of the alternating algorithm for best approximation of multivariate functions. (English) Zbl 0546.41024 J. Approximation Theory 38, 139-143 (1983). Reviewer: H.Fiedler MSC: 41A50 65D15 × Cite Format Result Cite Review PDF Full Text: DOI
Bos, L. P. Bounding the Lebesgue function for Lagrange interpolatin in a simplex. (English) Zbl 0546.41003 J. Approximation Theory 38, 43-59 (1983). Reviewer: Y.G.Shi MSC: 41A05 41A10 × Cite Format Result Cite Review PDF Full Text: DOI
Lehnhoff, Heinz-Gerd A simple proof of A. F. Timan’s theorem. (English) Zbl 0538.41009 J. Approximation Theory 38, 172-176 (1983). Reviewer: G.D.Taylor MSC: 41A10 41A25 × Cite Format Result Cite Review PDF Full Text: DOI
Light, William A. The Diliberto-Straus algorithm in \(L_ 1(X\times Y)\). (English) Zbl 0536.41029 J. Approximation Theory 38, 1-8 (1983). MSC: 41A50 × Cite Format Result Cite Review PDF Full Text: DOI
Lass Fernandez, Dicesar Interpolation of \(2^ d\) Banach spaces and multiparametric approximation. (English) Zbl 0535.41035 J. Approximation Theory 38, 240-257 (1983). Reviewer: L.Ciobanu MSC: 41A65 41A17 46M35 × Cite Format Result Cite Review PDF Full Text: DOI
Darst, R. B.; Legg, D. A.; Townsend, D. W. The Polya algorithm in \(L_{\infty}\) approximation. (English) Zbl 0533.41036 J. Approximation Theory 38, 209-220 (1983). Reviewer: S.K.Rangarajan MSC: 41A65 41A50 × Cite Format Result Cite Review PDF Full Text: DOI
Mercer, A. McD. A note on rational approximation to \((1-x)^{\alpha}\). (English) Zbl 0533.41023 J. Approximation Theory 38, 101-103 (1983). Reviewer: M.G.de Bruin MSC: 41A50 41A20 41A29 × Cite Format Result Cite Review PDF Full Text: DOI
Dyn, Nira Perfect splines of minimum norm for monotone norms and norms induced by inner products, with applications to tensor product approximations and n- widths of integral operators. (English) Zbl 0529.41014 J. Approximation Theory 38, 105-138 (1983). MSC: 41A15 × Cite Format Result Cite Review PDF Full Text: DOI
Amir, Dan; Ziegler, Zvi Relative Chebyshev centers in normed linear spaces. II. (English) Zbl 0528.41020 J. Approximation Theory 38, 293-311 (1983). MSC: 41A65 41A50 × Cite Format Result Cite Review PDF Full Text: DOI
Sahney, B. N.; Singh, K. L.; Whitfield, J. H. M. Best approximations in locally convex spaces. (English) Zbl 0525.41027 J. Approximation Theory 38, 182-187 (1983). MSC: 41A50 47H10 47H09 × Cite Format Result Cite Review PDF Full Text: DOI
Dunham, Charles B. Existence of transformed rational complex Chebyshev approximations. II. (English) Zbl 0522.41019 J. Approximation Theory 38, 334-337 (1983). MSC: 41A50 41A20 × Cite Format Result Cite Review PDF Full Text: DOI
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
Ioakimidis, N. I. An improvement of Kalandiya’s theorem. (English) Zbl 0522.41004 J. Approximation Theory 38, 354-356 (1983). MSC: 41A10 41A17 41A80 × Cite Format Result Cite Review PDF Full Text: DOI
Lewis, James T.; Shisha, Oved The generalized Riemann, simple, dominated and improper integrals. (English) Zbl 0522.26007 J. Approximation Theory 38, 192-199 (1983). MSC: 26A42 26A39 × Cite Format Result Cite Review PDF Full Text: DOI
Kenderov, Petar S. Polygonal approximation of plane convex compacta. (English) Zbl 0521.41021 J. Approximation Theory 38, 221-239 (1983). MSC: 41A50 41A30 52A10 × Cite Format Result Cite Review PDF Full Text: DOI
Chen, Han-lin Quasiinterpolant splines on the unit circle. On linear widths of Sobolev classes and chains of extremal subspaces. (English) Zbl 0521.41010 J. Approximation Theory 38, 312-318 (1983). MSC: 41A15 41A05 × Cite Format Result Cite Review PDF Full Text: DOI
Marsden, M. J. Linear and quadratic spline interpolation at knot averages. (English) Zbl 0521.41008 J. Approximation Theory 38, 201-208 (1983). MSC: 41A15 × Cite Format Result Cite Review PDF Full Text: DOI
Lehnhoff, Heinz-Gerd A new proof of Teljakowskii’s theorem. (English) Zbl 0521.41005 J. Approximation Theory 38, 177-181 (1983). MSC: 41A10 × Cite Format Result Cite Review PDF Full Text: DOI
Lee, Sung J.; Nashed, M. Zuhair Least-squares solutions of multi-valued linear operator equations in Hilbert spaces. (English) Zbl 0519.47001 J. Approximation Theory 38, 380-391 (1983). MSC: 47A05 47A50 × Cite Format Result Cite Review PDF Full Text: DOI
Darst, R. B.; Legg, D. A.; Townsend, D. W. The Polya algorithm in \(L_ \infty\) approximation. (English) Zbl 0519.41027 J. Approximation Theory 38, 209-220 (1983). MSC: 41A50 41A65 65D15 × Cite Format Result Cite Review PDF Full Text: DOI
Borwein, Peter B. Rational approximations with real poles to \(\exp(-x)\) and \(x^ n\). (English) Zbl 0519.41019 J. Approximation Theory 38, 279-283 (1983). MSC: 41A20 × Cite Format Result Cite Review PDF Full Text: DOI
Izumino, Saichi Convergence of generalized inverses and spline projectors. (English) Zbl 0519.41016 J. Approximation Theory 38, 269-278 (1983). MSC: 41A15 47A05 41A65 15A09 × Cite Format Result Cite Review PDF Full Text: DOI
Lew, John S.; Quarles, Donald A. jun. Nonnegative solutions of a nonlinear recurrence. (English) Zbl 0518.42029 J. Approximation Theory 38, 357-379 (1983). MSC: 42C10 65D99 × Cite Format Result Cite Review PDF Full Text: DOI
Kapoor, O. P.; Mathur, S. B. Metric projection bound an the Lipschitz constant of the radial retraction. (English) Zbl 0517.41034 J. Approximation Theory 38, 66-70 (1983). MSC: 41A65 46B20 × Cite Format Result Cite Review PDF Full Text: DOI
Cartwright, Donald I.; Soardi, Paolo M. Best conditions for the norm convergence of Fourier series. (English) Zbl 0516.42020 J. Approximation Theory 38, 344-353 (1983). MSC: 42B10 43A75 42A24 41A44 × Cite Format Result Cite Review PDF Full Text: DOI
Franchetti, C. Projections onto hyperplanes in Banach spaces. (English) Zbl 0516.41028 J. Approximation Theory 38, 319-333 (1983). MSC: 41A65 46B20 × Cite Format Result Cite Review PDF Full Text: DOI
Jia, Rong-Qing On a conjecture of C. A. Micchelli concerning cubic spline interpolation at a biinfinite knot sequence. (English) Zbl 0516.41009 J. Approximation Theory 38, 284-292 (1983). MSC: 41A15 × Cite Format Result Cite Review PDF Full Text: DOI
Aronsson, Gunnar Linear control theory applied to a minimum-maximum problem. (English) Zbl 0515.49014 J. Approximation Theory 38, 90-100 (1983). MSC: 49K35 49K15 93C05 93C15 × Cite Format Result Cite Review PDF Full Text: DOI
Benyamini, Y. Simultaneously continuous retractions on the unit ball of a Banach space. (English) Zbl 0515.46010 J. Approximation Theory 38, 28-42 (1983). MSC: 46B15 47B38 46B25 × Cite Format Result Cite Review PDF Full Text: DOI
Zwick, D. Characterization of WT-spaces whose derivatives form a WT-space. (English) Zbl 0513.41010 J. Approximation Theory 38, 188-191 (1983). MSC: 41A30 41A65 × Cite Format Result Cite Review PDF Full Text: DOI
Light, William A. Extremal points for some sets of projections on C(I). (English) Zbl 0512.41029 J. Approximation Theory 38, 60-65 (1983). MSC: 41A65 41A50 × Cite Format Result Cite Review PDF Full Text: DOI
Schumaker, Larry L. On hyperbolic splines. (English) Zbl 0512.41008 J. Approximation Theory 38, 144-166 (1983). MSC: 41A15 41A05 × Cite Format Result Cite Review PDF Full Text: DOI
Goetgheluck, Pierre Généralisation de l’inégalité de Markov. (French) Zbl 0511.41016 J. Approximation Theory 38, 167-171 (1983). MSC: 41A17 × Cite Format Result Cite Review PDF Full Text: DOI