1pbsplinecurve bspline_3d_p_nr 2 4 0 1 1 1 2 1 3 1 0 0 0 1 1 2 0 1 2 0 0 1 2extsurf es_bspline_3d_p_nr bspline_3d_p_nr 0 0 1 3trim es_bspline_3d_p_nr_tr es_bspline_3d_p_nr 0 1 0 1 4mkface result es_bspline_3d_p_nr_tr 0 .5 0 .5 5set MaxFTol 9.9999999999999995e-08 6set MaxETol 9.9999999999999995e-08 7set MaxVTol 9.9999999999999995e-08 8