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Consider uncertain linear time delay systems described by the following state equation:x(t)=[A0+Δ A0(t)]x(t)+∑ri=1[Ai+ΔAi(t)]x(t-τi).(1)x(t)=(t)t∈[-,0];=maxri=1{τi}(2)where Δ A0(*) and Δ Ai(*)(i=1,…,r) are real matrix functions.Δ Ai(t)=LiFi(t)Ei,ΔA0(t)=