2Olsder G J,De Vries R E.On an analogy of minimal realization in conventional and discrete event dynamic systems[J].Lecture Notes in Control and Information Sciences,1988,103:149-161.
5Blondel V.D.,Portier N.,The minimal realization problem in the max-plus semiring and pisot's problem are NP-hard[J].C.R.Acad.Sci.Paris,t,333,Seriel,2001:1127 -1130.
3Olsder G J,De Vries R E.On an Analogy of Minimal Realization in Conventional and Discrete Event Dynamic Systems[J].Lecture Notes in Control and Information Sciences,1988,103:149-161.
4Cunninghame-Green R A.Algebraic Realization of Discrete Event Dynamic Systems[A].Proc of the 1991 IFAC Workshop on Discrete Event Dynamic System Theory and Application in Manufacturing and Social Phenomen[C].Shenyang,1991:11-15.
5Qi X D,Chen W D.The Minimal Realization of Discrete Event Systems[A].Proc of the 1991 IFAC Workshop on Discrete Event Dynamic System Theory and Application in Manufacturing and Social Phenomena[C].Shenyang,1991:29-33.