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iption (realization) ? Simplest case y(n)+an1y(n1)+…+a0y=u ? An key observation: y(t) and dy(t)/dt are function independent. Sept. 2022Jan. 2022, Copyright 169。 Qianchuan Zhao 9 How to simulate state space description? ? Matlab simulation Sept. 2022Jan. 2022, Copyright 169。 Qianchuan Zhao 7 Relation between models ? From I/O description to state space description (realization) ? From state space description to I/O description Sept. 2022Jan. 2022, Copyright 169。 Qianchuan Zhao 5 State space model ? State The minimum set of variables describing system dynamics. ? System behavior can be pletely determined based on the initial values of state variables and the inputs for t?t0. ? System behavior will no longer be able to pletely determined if remove any variable from the set of