Summary: Distinctly useful code collection: contains efficient algorithms for Fast Fourier (and related) transforms, spherical harmonic transforms involving very general spherical grids, gridding/degridding tools for radio interferometry, 4pi spherical convolution operators and much more.
Author: Martin Reinecke <martin@mpa-garching.mpg.de>
License: GNU General Public License v2 or later (GPLv2+)