Geodetic Transformations Toolbox by Peter Wasmeier

Set of tools for transformation used in geodesy, especially when using GPS or mapping (cartesian coordinates, helmert, gps)

CART=ell2cart(ELL,ellips,FileOut)

ELL=cart2ell(CART,ellips,FileOut)

ELL=lambertcc2ell(PRO,sys,UND,FileOut)