r^=sin(theta) cos(phi) x^ + sin(theta) sin(phi) y^ + cos(theta) z^

phi^=-sin(phi) x^ + cos(phi) y^

theta^=cos(theta) cos(phi) x^+ cos(theta) sin(phi) y^-sin(theta) z^


source jl@crush.caltech.edu index
parity_conservation
angular_momentum
radial_momentum
schrodinger
del