Argonne National Laboratory

Trigonometric Interpolation and Quadrature in Perturbed Points

TitleTrigonometric Interpolation and Quadrature in Perturbed Points
Publication TypeReport
Year of Publication2017
AuthorsAustin, AP, Trefethen, LN
Report NumberANL/MCS-P6090-1216
Abstract

The basic question of robustness of mathematical algorithms is, what happens if the data are perturbed? Yet little literature exists on the effect on interpolants, or on quadratures, of perturbing the interpolation points.

PDFhttp://www.mcs.anl.gov/papers/P6090-1216.pdf