scipy.special
scipy.special.modfresnelm
scipy.special.sph_harm
scipy.special.
lpmv
Associated legendre function of integer order.
m : int
Order
v : real
Degree. Must be v>-m-1 or v<m
v>-m-1
v<m
x : complex
Argument. Must be |x| <= 1.
|x| <= 1