factorial
English
Pronunciation
- IPA(key): /fækˈtɔːɹi.əl/
Noun
factorial (plural factorials)
- (mathematics, combinatorics) The result of multiplying a given number of consecutive integers from 1 to the given number. In equations, it is symbolized by an exclamation mark (!). For example, 5! = 1 × 2 × 3 × 4 × 5 = 120.
Usage notes
"n!" is read as "factorial of n" or "n factorial."
Hyponyms
- double factorial
- falling factorial
- rising factorial
Translations
mathematical operation or its result
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Adjective
factorial (comparative more factorial, superlative most factorial)
- (mathematics) Of or pertaining to a factor or factorial.
- Of or pertaining to a factor, a kind of business agent.
- 2004, The Digest: Annotated British, Commonwealth, and European Cases
- The latter sold the goods to a customer who was cashier to certain creditors of the agents without disclosing the factorial capacity in which they acted.
- 2004, The Digest: Annotated British, Commonwealth, and European Cases
- (dated) Of or pertaining to a factory.
- (Can we find and add a quotation of Buchanan to this entry?)
See also
Further reading
- factorial in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
- factorial in The Century Dictionary, New York, N.Y.: The Century Co., 1911.
Portuguese
Noun
factorial m (plural factoriais)
- Alternative spelling of fatorial (superseded in Brazil by the 1943 spelling reform, and by the Orthographic Agreement of 1990 elsewhere. Still used in countries where the agreement hasn’t come into effect, and as an alternative spelling in Portugal, where the agreement came into effect in May 2009.)
Adjective
factorial m or f (plural factoriais, comparable)
- Alternative spelling of fatorial (superseded in Brazil by the 1943 spelling reform, and by the Orthographic Agreement of 1990 elsewhere. Still used in countries where the agreement hasn’t come into effect, and as an alternative spelling in Portugal, where the agreement came into effect in May 2009.)
Spanish
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