the cardinality of a set is a measure of the number of elements of the set.
let be a natural number. a set is said to have cardinality , iff it has equal cardinality with . we also say that has elements iff it has cardinality .
the cardinality of a set is a measure of the number of elements of the set.
let be a natural number. a set is said to have cardinality , iff it has equal cardinality with . we also say that has elements iff it has cardinality .