nag_robust_m_regsn_param_var (g02hfc) Example Program Results
(User-supplied callback psp, first invocation.)
(User-supplied callback psi, first invocation.)
Covariance matrix
0.2070 0.0000 -0.0478
0.0000 0.2229 0.0000
-0.0478 0.0000 0.0796