Subfactorial

Noun

Definitions

1.NounThe result of deranging a number. In equations, it is usually symbolised by an exclamation mark (!) before the number being deranged (as opposed to factorials, where the exclamation mark occurs after the number).

Synonyms

factorial factorialization factorion double factorial semifactorial hyperfactorial superfactorial factoriality multifactorial factorial prime factoring subfactor

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