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factorial definition

fac·to·rial (fak tôr′ē əl)

adjective

  1. of a factor
  2. Math. of factors or factorials

noun

Math. the product of a given series of consecutive whole numbers beginning with 1 and ending with the specified number the factorial of 5 (5!) is 1 × 2 × 3 × 4 × 5, or 120

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

factorial Usage Examples

Preposition: of

  • n: If you recall, the factorial of a number n is.. n.

Converse of object

  • calculate: You also have noticed that I have changed the code for calculating the factorial.

Adjective modifier

  • fractional: Fractional factorials with factors at two and/or four levels.

Modifies a noun

  • experiment: Results of a factorial experiment ' , Health Services Research.

Noun used with modifier

  • n: For the non-mathematician, n factorial ( written n!
factorial usage examples (more)

The word usage examples above have been gathered from various sources to reflect current and historical usage. They do not represent the opinions of YourDictionary.com.

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MLA Style

"factorial." Webster's New World College Dictionary. 2009

  • Your Dictionary. 4 July 2009
  • <www.yourdictionary.com/factorial>

APA Style

factorial. (2009). In Webster's New World College Dictionary

  • Retrieved July 4th, 2009, from www.yourdictionary.com/factorial

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