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Examples and Known Uses The most common example is mutual exclusion. In a state-based model, the scope would be global and P would be a state formula that is true if more than one process is in its critical section.
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• Workshop on Program Semantics, Specification and
  Verification Theory and Applications (PSSV 2010)
  ? ?????? Computer Science Symposium in Russia
  (CSR 2010), ??????, 14-15.06.2010

37
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