healpy.sphtfunc.resize_alm¶
- healpy.sphtfunc.resize_alm(alm, lmax, mmax, lmax_out, mmax_out)¶
Returns a resized copy of the input a_lm, either truncated or padded with zeros.
- Parameters:
- almarray or sequence of arrays, complex
A complex array of alm, or a sequence of such arrays. Size of each array must be of the form mmax*(lmax-mmax+1)/2+lmax
- lmax, mmax: int, scalar
maximum l and m multipole moments of the input alm
- lmax_out, mmax_out: int, scalar
maximum l and m multipole moments of the output alm
- Returns:
- array or sequence of arrays, complex
A complex array of alm, or a sequence of such arrays. Size of each array will be of the form mmax_out*(lmax_out-mmax_out+1)/2+lmax_out