Symmetrizing grids, radial basis functions, and Chebyshev and Zernike polynomials for the D4 symmetry group; Interpolation within a squircle, Part I

Shan Li, John P. Boyd. Symmetrizing grids, radial basis functions, and Chebyshev and Zernike polynomials for the D4 symmetry group; Interpolation within a squircle, Part I. J. Comput. Physics, 258:931-947, 2014. [doi]

Abstract

Abstract is missing.