reachability              package:dse1              R Documentation

_C_a_l_c_u_l_a_t_e _M_o_d_e_l _R_e_a_c_h_a_b_i_l_i_t_y _M_a_t_r_i_x

_D_e_s_c_r_i_p_t_i_o_n:

     Calculate the singular values of the reachability matrix of a
     model.

_U_s_a_g_e:

         reachability(model)
         reachability(model)
         reachability(model)
         reachability(model)

_A_r_g_u_m_e_n_t_s:

   model: An object containing TSmodel.

_D_e_t_a_i_l_s:

     If all singular values are significantly different from zero the
     model is controllable.

_V_a_l_u_e:

     The singular values of the reachability matrix.

_S_e_e _A_l_s_o:

     `observability', `stability' `roots' `McMillan.degree'

_E_x_a_m_p_l_e_s:

     if(is.R()) data("eg1.DSE.data.diff", package="dse1")
     model <- to.SS(est.VARX.ls(eg1.DSE.data.diff))
     reachability(model)

