Article ID Journal Published Year Pages File Type
4607293 Journal of Approximation Theory 2014 9 Pages PDF
Abstract

In this paper we study multivariate polynomial interpolation on lower sets of points. A lower set can be expressed as the union of blocks of points. We show that a natural interpolant on a lower set can be expressed as a linear combination of tensor-product interpolants over various intersections of the blocks that define it.

Related Topics
Physical Sciences and Engineering Mathematics Analysis
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