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cardinality

   Also found in: Encyclopedia, Wikipedia 0.03 sec.
cardinality [ˌkɑːdɪˈnælɪtɪ]
n
1. (Mathematics) Maths the property of possessing a cardinal number
2. (Mathematics) (Philosophy / Logic) Maths Logic (of a class) the cardinal number associated with the given class. Two classes have the same cardinality if they can be put in one-to-one correspondence
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.cardinality - (mathematics) the number of elements in a set or group (considered as a property of that grouping)
math, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement
number - a concept of quantity involving zero and units; "every number has a unique position in the sequence"


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For example, counting requires mastery of the principles of one-to-one correspondence, stable order, cardinality, and abstraction.
Psychological perspectives in assessing mathematics learning needs by Phillips, Donna Kester / Journal of Instructional Psychology
Information about how the entities relate, in particular, the optionality and cardinality of the relationship is modeled.
Salvaging Information Engineering Techniques In A Data Warehouse ... by Politano, Anthony L. / Computer Technology Review
Significant performance gains have resulted from improved JOIN cardinality estimates, faster processing of complex queries and enhanced table scan performance.
PointBase Release 4.6 Increases Flexibility and Enhances Mobile ... by Business Wire
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