• DEGENERACY_THRESHOLD : vgl_h_matrix_2d_compute_linear.cxx , vgl_h_matrix_3d_compute_linear.cxx , vgl_h_matrix_2d_compute_rigid_body.cxx
• SMALL_DOUBLE : vgl_closest_point.txx
• TM_UNKNOWNS_COUNT : vgl_h_matrix_2d_compute_linear.cxx , vgl_h_matrix_3d_compute_linear.cxx , vgl_h_matrix_2d_compute_rigid_body.cxx