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.