Deutsch, Frank; Li, Wu; Ward, Joseph D. A dual approach to constrained interpolation from a convex subset of Hilbert space. (English) Zbl 0884.41019 J. Approximation Theory 90, No. 3, 385-414 (1997). Reviewer: I.Şerb (Cluj-Napoca) MSC: 41A65 41A50 46B20 × Cite Format Result Cite Review PDF Full Text: DOI
Baxter, B. J. C.; Sivakumar, N.; Ward, J. D. Regarding the \(p\)-norms of radial basis interpolation matrices. (English) Zbl 0833.41015 Constructive Approximation 10, No. 4, 451-468 (1994). Reviewer: M.B.A.Babaev (Baku) MSC: 41A30 41A05 41A63 × Cite Format Result Cite Review PDF Full Text: DOI
Chui, Charles K.; Deutsch, Frank; Ward, Joseph D. Constrained best approximation in Hilbert space. II. (English) Zbl 0796.41026 J. Approximation Theory 71, No. 2, 213-238 (1992). Reviewer: Zhang Ganglu (Dongying) MSC: 41A65 41A50 × Cite Format Result Cite Review PDF Full Text: DOI
Chui, C. K.; Stöckler, J.; Ward, J. D. A Faber series approach to cardinal interpolation. (English) Zbl 0751.41002 Math. Comput. 58, No. 197, 255-273 (1992). Reviewer: C.Mustăţa (Cluj-Napoca) MSC: 41A05 41A15 41A63 65D05 × Cite Format Result Cite Review PDF Full Text: DOI
Chui, Charles K.; Deutsch, Frank; Ward, Joseph D. Constrained best approximation in Hilbert space. (English) Zbl 0682.41034 Constructive Approximation 6, No. 1, 35-64 (1990). MSC: 41A50 41A65 41A27 41A05 × Cite Format Result Cite Review PDF Full Text: DOI
Tsui, S.-K.; Ward, Joseph D. Interpolation of states by vector states on certain operator algebras. (English) Zbl 0674.46033 Integral Equations Oper. Theory 11, No. 2, 258-266 (1988). Reviewer: H.Halpern MSC: 46L30 46B15 × Cite Format Result Cite Review PDF Full Text: DOI
Moss, William F.; Smith, Philip W.; Ward, Joseph D. Nonlinear eigenvalue approximation. (English) Zbl 0621.41026 Numer. Math. 52, No. 4, 365-375 (1988). MSC: 41A65 30E10 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Andrews, Kevin T.; Ward, Joseph D. LU-factorization of order bounded operators on Banach sequence spaces. (English) Zbl 0615.47018 J. Approximation Theory 48, 169-180 (1986). MSC: 47A68 46E40 47B37 47B60 × Cite Format Result Cite Review PDF Full Text: DOI
Micchelli, C. A.; Smith, P. W.; Swetits, J.; Ward, J. D. Constrained \(L_ p\) approximation. (English) Zbl 0582.41002 Constructive Approximation 1, 93-102 (1985). MSC: 41A05 41A50 41A15 46E30 × Cite Format Result Cite Review PDF Full Text: DOI
Legg, D. A.; Ward, J. D. A canonical trace class approximant. (English) Zbl 0534.41016 Proc. Am. Math. Soc. 93, 653-656 (1985). MSC: 41A50 41A65 41A52 × Cite Format Result Cite Review PDF Full Text: DOI
Chui, C. K.; Smith, W.; Ward, J. D. Approximation by minimum norm interpolants in the disc algebra. (English) Zbl 0431.41038 J. Approximation Theory 27, 291-295 (1979). MSC: 41A65 41A05 41A50 41A25 × Cite Format Result Cite Review PDF Full Text: DOI
Allen, G. D.; Ward, J. D. A simultaneous lifting theorem for block diagonal operators. (English) Zbl 0413.47001 Trans. Am. Math. Soc. 250, 385-397 (1979). MSC: 47A10 47A12 47B06 × Cite Format Result Cite Review PDF Full Text: DOI
Barrow, D. L.; Chui, C. K.; Smith, P. W.; Ward, J. D. Unicity of best mean approximation by second order splines with variable knots. (English) Zbl 0393.41013 Math. Comput. 32, 1131-1143 (1978). MSC: 41A52 41A15 41A50 × Cite Format Result Cite Review PDF Full Text: DOI
Chui, C. K.; Smith, P. W.; Ward, J. D. Best \(L_2\) local approximation. (English) Zbl 0383.41020 J. Approximation Theory 22, 254-261 (1978). MSC: 41A50 41A10 41A65 × Cite Format Result Cite Review PDF Full Text: DOI
Smith, R. R.; Ward, J. D. M-ideal structure in Banach algebras. (English) Zbl 0369.46044 J. Funct. Anal. 27, 337-349 (1978). MSC: 46H10 46J20 × Cite Format Result Cite Review PDF Full Text: DOI
Barrow, D. L.; Chui, C. K.; Smith, P. W.; Ward, J. D. Unicity of best \(L_2\) approximation by second-order splines with variable knots. (English) Zbl 0372.41007 Bull. Am. Math. Soc. 83, 1049-1050 (1977). MSC: 41A15 41A50 41A65 × Cite Format Result Cite Review PDF Full Text: DOI
Chui, C. K.; Smith, P. W.; Ward, J. D. Quasi-uniqueness in \(L^\infty\) extremal problems. (English) Zbl 0366.41003 J. Approximation Theory 18, 213-219 (1976). MSC: 41A05 × Cite Format Result Cite Review PDF Full Text: DOI
Chui, C. K.; Smith, P. W.; Ward, J. D. Preferred NBV-splines. (English) Zbl 0337.41013 J. Math. Anal. Appl. 55, 18-31 (1976). MSC: 41A15 46E35 × Cite Format Result Cite Review PDF Full Text: DOI
Chui, C. K.; Smith, P. W.; Ward, J. D. Limits of \(H^{k,p}\)-splines. (English) Zbl 0302.41008 Bull. Am. Math. Soc. 81, 563-565 (1975). MSC: 41A15 41A05 46B10 × Cite Format Result Cite Review PDF Full Text: DOI