J. P. Pulicani;J. Ouazzani
Univ. of Alabama in Huntsville, Huntsville;Univ. of Alabama in Huntsville, Huntsville
Comparing seven spectral methods for interpolation and for solving the Poisson equation in a disk: Zernike polynomials, Logan-Shepp ridge polynomials, Chebyshev-Fourier Series, cylindrical Robert functions, Bessel-Fourier expansions, square-to-disk conformal mapping and radial basis functions
Journal of Computational Physics