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Function Values Are Enough for $$L_2$$ L 2 -Approximation |
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| Authors: | Krieg David Ullrich Mario |
| Affiliation: | 1.Institut für Analysis, Johannes Kepler Universit?t, Linz, Austria ;2.Moscow Center for Fundamental and Applied Mathematics, Lomonosov Moscow State University, Moscow, Russia ; |
| Abstract: | Foundations of Computational Mathematics - We study the $$L_2$$ -approximation of functions from a Hilbert space and compare the sampling numbers with the approximation numbers. The sampling number... |
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