Sufficiency of the Hautus criterion for exact controllability of difference delay equations
Let ΛN>0\Lambda_N>0ΛN>0, d∈Nd\in\mathbb{N}d∈N, q∈[1,+∞)q\in[1,+\infty)q∈[1,+∞), and consider the linear difference delay system with delay parameters and matrices ANA_NAN and BBB described above. Let…