healpy.sphtfunc.Alm.getsize

static Alm.getsize(lmax, mmax=None)

Returns the size of the array needed to store alm up to lmax and mmax

Parameters

lmaxint

The maximum l, defines the alm layout

mmaxint, optional

The maximum m, defines the alm layout. Default: lmax.

Returns

sizeint

The size of the array needed to store alm up to lmax, mmax.