Tytuł pozycji:
Cardinality and Probability Under Intuitionistic and Interval-Valued Fuzzy Sets
The paper focuses on probability and cardinalities in terms of intuitionistic and interval-valued fuzzy sets under classic Laplace's approach. We use the necessity and possibility operators for intuitionistic fuzzy sets, and the type-reduction operations for interval-valued fuzzy sets. In both cases, formulae for the classic probability of an intuitionistic and interval-valued fuzzy event are discussed.