cardinality
Americannoun
noun
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maths the property of possessing a cardinal number
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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
Other Word Forms
Etymology
Origin of cardinality
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
In order to investigate the cardinality of the real numbers in more detail, you must extend the current set theory to include other basic statements.
From Scientific American • Jul. 13, 2023
In this way, Cantor also studied the cardinality of infinite sets.
From Scientific American • Jul. 13, 2023
It states that there is no set whose cardinality lies between that of the natural numbers and that of the real numbers.
From Scientific American • Jul. 13, 2023
Conversely, however, you could postulate that there are other infinities between the cardinality of the natural and real numbers—and encounter no problems either.
From Scientific American • Jul. 13, 2023
People of those times thought in terms of the old-style equivalence of cardinality and ordinality.
From "Zero: The Biography of a Dangerous Idea" by Charles Seife
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
