Function polarXYZ( phi, theta, r )

Description:
Converts from spherical polar to Cartesian coordinates.
Parameters:
phi (floating point)
longitude in degrees
theta (floating point)
latitude in degrees
r (floating point)
radial distance
Return Value (array of floating point):
3-element vector giving Cartesian coordinates
Examples:
Signature:
double[] polarXYZ(double, double, double)