Best piecewise polynomial approximation. (Russian) Zbl 0328.41006
MSC:
41A10 | Approximation by polynomials |
41A50 | Best approximation, Chebyshev systems |
41A15 | Spline approximation |
41A10 | Approximation by polynomials |
41A50 | Best approximation, Chebyshev systems |
41A15 | Spline approximation |