SphericalHarmonicY
Polynomials
SphericalHarmonicY[
n
,
m
,
theta
,
phi
]
Transformations
Products, sums, and powers of the direct function
Products involving the direct function
Clebsch-Gordan double series for product of three spherical harmonics
SphericalHarmonicY[
lambda
,
mu
,
theta
,
phi
]