Recent content by ronslow

I have a vector v(r, theta, phi) in one coordinate space. I need to calculate the values r', theta' and phi' for the same vector in another coordinate space which is rotated by alpha, beta and gamma about the x, y and z axis respectively Is there an easy way to do this? Thanks Robert

Answer here: http://homepage.mac.com/hanspeterschaub/work/Papers/UnderGradStudents/MagneticField.pdf

The JGM3 model of Earth's gravity is expressed in the form of coefficients C and S to Legendre polynomials in r, theta and phi which give the gravitational potential U = \sum\sum CV + SW Can anyone tell me the algorithm for calculating acceleration vector g(r, theta, phi) from the...