Natural number
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| - | '''3''' ('''three''') is a [[number]], [[Numeral system|numeral]], and [[glyph]]. It is the [[natural number]] following [[2 (number)|2]] and preceding [[4 (number)|4]]. | + | In [[mathematics]], the '''natural numbers''' are those used for [[counting]] (as in "there are ''six'' coins on the table") and [[total order|ordering]] (as in "this is the ''third'' largest city in the country"). In common language, words used for counting are "[[cardinal number (linguistics)|cardinal numbers]]" and words used for ordering are "[[ordinal number (linguistics)|ordinal numbers]]". |
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| + | ==See also== | ||
| + | * [[Integer]] | ||
| + | * [[Set-theoretic definition of natural numbers]] | ||
| + | * [[Peano axioms]] | ||
| + | * [[Canonical representation of a positive integer]] | ||
| + | * [[Countable set]] | ||
| + | * [[Number#Classification]] for other number systems (rational, real, complex etc.) | ||
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In mathematics, the natural numbers are those used for counting (as in "there are six coins on the table") and ordering (as in "this is the third largest city in the country"). In common language, words used for counting are "cardinal numbers" and words used for ordering are "ordinal numbers".
[edit]
See also
- Integer
- Set-theoretic definition of natural numbers
- Peano axioms
- Canonical representation of a positive integer
- Countable set
- Number#Classification for other number systems (rational, real, complex etc.)
Unless indicated otherwise, the text in this article is either based on Wikipedia article "Natural number" or another language Wikipedia page thereof used under the terms of the GNU Free Documentation License; or on research by Jahsonic and friends. See Art and Popular Culture's copyright notice.
