factorial

Definition from Wiktionary, the free dictionary
Jump to navigation Jump to search

English[edit]

Pronunciation[edit]

  • IPA(key): /fækˈtɔːɹi.əl/
    • (file)

Noun[edit]

factorial (plural factorials)

  1. (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[edit]

"n!" is read as "factorial of n" or "n factorial."

Hyponyms[edit]

Related terms[edit]

Translations[edit]

Adjective[edit]

factorial (comparative more factorial, superlative most factorial)

  1. (mathematics) Of or pertaining to a factor or factorial.
  2. 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.
  3. (dated) Of or pertaining to a factory.

See also[edit]

References[edit]

Further reading[edit]


Portuguese[edit]

Noun[edit]

factorial m (plural factoriais)

  1. Superseded spelling of fatorial. (Superseded in Brazil by the 1943 spelling reform and by the Orthographic Agreement of 1990 elsewhere.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.)

Adjective[edit]

factorial m or f (plural factoriais, comparable)

  1. Superseded spelling of fatorial. (Superseded in Brazil by the 1943 spelling reform and by the Orthographic Agreement of 1990 elsewhere.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.)

Romanian[edit]

Etymology[edit]

From French factorielle

Adjective[edit]

factorial m or n (feminine singular factorială, masculine plural factoriali, feminine and neuter plural factoriale)

  1. factorial

Declension[edit]


Spanish[edit]

Noun[edit]

factorial m (plural factoriales)

  1. (mathematics) factorial

Further reading[edit]