Research Article

Improvement of the Asymptotic Properties of Zero Dynamics for Sampled-Data Systems in the Case of a Time Delay

Table 1

Zero dynamics of the discrete-time model with time delay and relative degree two.

Approximate values (17) Exact values

0.01 −0.499998000, 0.941764000 −0.499998001, 0.941764533
0.02 −0.499984000, 0.886912000 −0.499984021, 0.886920411
0.05 −0.499750000, 0.740500000 −0.499752042, 0.740816150
0.1 −0.498000000, 0.544000000 −0.498064368, 0.548763414
0.2 −0.484000000, 0.232000000 −0.485895895, 0.300398195