Common use of Inferring Models of Program Behavior Clause in Contracts

Inferring Models of Program Behavior. → ∈ ≡ The general setting that we consider is illustrated in Fig. 1. We assume a SUL that execute some program in the set Programs. The semantics of programs is given by a function beh : Programs Behaviors that describes the exter- nal, observable behavior of the SUL when it runs a program. Two programs P, Pj Programs are deemed equivalent if they induce the same behavior: P ⇔ ∈ Xx xxx(P ) = beh(P j). We postulate that each program P Programs can be described by a model model (P ) from some universe Models. In general, a program can be described by several models. The semantics of models is specified by a resp Responses Queries xxxX Models Behaviors Programs beh model

Inferring Models of Program Behavior. → ∈ ≡ The general setting that we consider is illustrated in Fig. 1. We assume a SUL that execute some program in the set Programs. The semantics of programs is given by a function beh : Programs Behaviors that describes the exter- nal, observable behavior of the SUL when it runs a program. Two programs P, Pj P′ Programs are deemed equivalent if they induce the same behavior: P ⇔ ∈ Xx xxx(P ) P′ beh(P )= beh(P j′). We postulate that each program P Programs can be described by a model model (P ) from some universe Models. In general, a program can be described by several models. The semantics of models is specified specified by a resp Responses Queries xxxX Models Behaviors Programs resp Responses Queries beh model