Heindl, Gerhard Interpolation and approximation by piecewise quadratic \(C^1\)-functions of two variables. (English) Zbl 0424.41020 Multivariate approximation theory, Proc. Conf. math. Res. Inst., Oberwolfach 1979, ISNM Vol. 51, 146-161 (1979). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 5 Documents MSC: 41A30 Approximation by other special function classes 41A05 Interpolation in approximation theory 51N10 Affine analytic geometry Keywords:approximation by piecewise quadratic C1-functions of two variables; simplicial complex; bilinear symmetric mapping PDFBibTeX XML