healpy.sphtfunc.Alm¶
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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.