# cardinality of setの例文

- These addition and multiplication properties are also enjoyed by cardinality of sets.
- It is however possible to discuss the relative cardinality of sets without explicitly assigning names to objects.
- For example, if U is a finite set, then size ( Y ) could be defined as the cardinality of set Y.
- He found also a formula for this phenomenon, a formula for the difference in cardinalities of sets of natural numbers with odd and even amount of prime factors, when these factors are complied with certain restrictions.
- :The statement that I have in my lecture notes from the crypto module I took a year ago says that perfect secrecy exists iff | K | \ ge | C | \ ge | P |, where K, C, and P are the sets of all keys, ciphertexts, and plaintexts, respectively ( and | X | is the cardinality of set X . ) This is slightly different from the relation you've given, where all three sets have to be the same size .-- Talk 12 : 29, 13 April 2006 ( UTC)