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H. Ahlberg, E. Nielson, and J. Walsh, Theory of Splines and Their Applications, Academic Press (1967).
M. H. Schultz and R. S. Varga, “L-splines,” Num. Math.,10, 345–369 (1967).
B. K. Schwartz and R. S. Varga, “Error bounds for spline and L-spline interpolation,” J. Approx. Theory,6, 6–49 (1972).
B. F. Lis, “General estimates for best approximation of a function by means of a finite system of functions in the space L μ p ,” Functiones Approximatio, Poznan,1, 39–44 (1974).
K. Scherer, “A comparison approach to direct theorems for polynomial spline approximation,” in: Proceedings of the Conference on Constructive Theory of Functions, Poznan, 1972, Warsaw (1975), pp. 189–214.
Translated from Matematicheskie Zametki, Vol. 22, No. 4, pp. 593–600, October, 1977.
The author thanks Prof. Yu. Muselyak for valuable remarks in the preparation of this paper.
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Lis, B.F. A method of approximation by interpolation splines with application of integral relations. Mathematical Notes of the Academy of Sciences of the USSR 22, 821–825 (1977). https://doi.org/10.1007/BF01146432
- Interpolation Spline
- Integral Relation