Abstract
We discuss here some results from Approximation Theory which are based on the total positivity of the truncated power function (x - t) r-1+ . A detailed study of the B-splines with Birkhoff’s knots is presented. Results on monosplines of minimal norm and their relation to optimal quadrature formulas are reviewed. A historical note concerning a paper of Tschakaloff from 1938 on B-splines is included.
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Bojanov, B. (1996). Total Positivity of the Spline Kernel and its Applications. In: Gasca, M., Micchelli, C.A. (eds) Total Positivity and Its Applications. Mathematics and Its Applications, vol 359. Springer, Dordrecht. https://doi.org/10.1007/978-94-015-8674-0_1
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DOI: https://doi.org/10.1007/978-94-015-8674-0_1
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