Cardinality/Related Articles: Difference between revisions

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== Subtopics ==
{{r|finite set}}
{{r|countable set}}
{{r|Galileo's paradox}}

Revision as of 18:29, 26 June 2009

This article is developing and not approved.
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A list of Citizendium articles, and planned articles, about Cardinality.
See also changes related to Cardinality, or pages that link to Cardinality or to this page or whose text contains "Cardinality".

Subtopics

  • Finite set [r]: The number of its elements is a natural number (0,1,2,3,...) [e]
  • Countable set [r]: A set with as many elements as there are natural numbers, or less. [e]
  • Galileo's paradox [r]: The observation that there are fewer perfect squares than natural numbers but also equally many. [e]