“…[Burgess, 1981]). It has been proved in [Burgess, 1981, Katsuno and Satoh, 1995, Crocco, 1993 that CL axiomatizes the valid formulas of the sublanguage FOR C without the update operator. [Katsuno and Satoh, 1995] [Nute, 1980, Nute, 1984, Crocco, 1993.…”