subfactorial

Hello, you have come here looking for the meaning of the word subfactorial. In DICTIOUS you will not only get to know all the dictionary meanings for the word subfactorial, but we will also tell you about its etymology, its characteristics and you will know how to say subfactorial in singular and plural. Everything you need to know about the word subfactorial you have here. The definition of the word subfactorial will help you to be more precise and correct when speaking or writing your texts. Knowing the definition ofsubfactorial, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.

English

English Wikipedia has an article on:
Wikipedia

Etymology

From sub- +‎ factorial.

Noun

subfactorial (plural subfactorials)

  1. (mathematics, combinatorics) The 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).