Fast and easy parallel mapreduce on HPC clusters

Numbers that produce accurate results when used as arguments to trigonometric functions

An MPI-based distributed map-reduce function for Julia

Julia Arrays that may optionally be indexed with a tuple (l,m) of Spherical Harmonic modes

Associated Legendre Polynomials and Spherical Harmonics in Julia

Legendre polynomials and their derivatives computed using a 3-term (Bonnet) recursion

Iterators to loop over pairs of spherical-harmonic modes by respecting the limits on each parameter

Vector Spherical Harmonics in Julia following the phase conventions of Varshalovich et al. (1988)

Wigner d and D matrices following Feng (2015)

Arrays that support half-integer indices

Make expressions like 2π behave as irrational numbers in Julia