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. |