healpy.sphtfunc.Alm¶
- class healpy.sphtfunc.Alm¶
This class provides some static methods for alm index computation.
Methods
getlm
(lmax[, i])Get the l and m from index and lmax.
getidx
(lmax, l, m)Returns index corresponding to (l,m) in an array describing alm up to lmax.
getsize
(lmax[, mmax])Returns the size of the array needed to store alm up to lmax and mmax
getlmax
(s[, mmax])Returns the lmax corresponding to a given array size.