Abstract
We are concerned with an approximation problem by polynomial spline functions with one free knot. Our main concern is a second-order property of the problem with respect to the knot. We show that every spline function satisfying Braess’s alternation condition is nearly optimal.
| Original language | English |
|---|---|
| Pages (from-to) | 293-297 |
| Number of pages | 5 |
| Journal | Journal of Approximation Theory |
| Volume | 78 |
| Issue number | 2 |
| DOIs |
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| Publication status | Published - Aug 1994 |
All Science Journal Classification (ASJC) codes
- Analysis
- Numerical Analysis
- Mathematics(all)
- Applied Mathematics