the principle of legality is a fundamental principle of criminal law within all statutory legal systems. the principle has been recognized in the iranian legal system which has been influenced by islamic law as well as french law especially since the beginning of the codification era. conversely, in english law which is mainly defined by common law, recently have been taken significant steps to...

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Applying two definitions of the union of IF-events, P. Grzegorzewski gave two generalizations of the inclusion-exclusion principle for IF-events.In this paper we prove an inclusion-exclusion principle for IF-states based on a method which can also be used to prove Grzegorzewski's inclusion-exclusion principle for probabilities on IF-events.Finally, we give some applications of this principle by...