*** *SULEG * - initialize the Legendre polynomials
Interface. ---------- CALL SULEG
1.0 Initialize Fourier coefficients for ordinary Legendre polynomials
3.1 Gaussian latitudes and weights
3.1.1 specify a dual set of output (inv_trans) or input (dir_trans) latitudes / longitudes
3.2 Computes related arrays
3.2 Computes related arrays
3.3 Working arrays