spheroidal_function
- ska_sdp_func_python.image.cleaners.spheroidal_function(vnu)
Evaluates the Prolate Spheroidal Wavefunction.
m=6, alpha = 1 from Schwab, Indirect Imaging (1984). This is one factor in the basis function.
- Parameters:
vnu – Distance to edge
- Returns:
PSWF value (float)