What does ! mean in Mathematics?

This page is about the meanings of the acronym/abbreviation/shorthand ! in the Academic & Science field in general and in the Mathematics terminology in particular.


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What does ! mean?

the product of a given positive integer multiplied by all lesser positive integers: The quantity four factorial (4!) = 4 ∙ 3 ∙ 2 ∙ 1 = 24.Symbol: n!, where n is the given integer.

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"!." Abbreviations.com. STANDS4 LLC, 2014. Web. 20 Dec. 2014. <http://www.abbreviations.com/term/150417>.

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