On interpolation by radial polynomials
Numerical Analysis
2025-10-20 v1 Numerical Analysis
Analysis of PDEs
Abstract
A lemma of Micchelli's, concerning radial polynomials and weighted sums of point evaluations, is shown to hold for arbitrary linear functionals, as is Schaback's more recent extension of this lemma and Schaback's result concerning interpolation by radial polynomials. Schaback's interpolant is explored.
Cite
@article{arxiv.math/0404175,
title = {On interpolation by radial polynomials},
author = {C. de Boor},
journal= {arXiv preprint arXiv:math/0404175},
year = {2025}
}
Comments
10 pages