Permutation (noun) Definition, Meaning & Examples

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noun
  1. the act of permuting or permutating; alteration; transformation.
  2. Mathematics.
    • the act of changing the order of elements arranged in a particular order, as abc into acb, bac, etc., or of arranging a number of elements in groups made up of equal numbers of the elements in different orders, as a and b in ab and ba; a one-to-one transformation of a set with a finite number of elements.
    • any of the resulting arrangements or groups.
noun
  1. maths
    • an ordered arrangement of the numbers, terms, etc, of a set into specified groups
    • a group formed in this way. The number of permutations of n objects taken r at a time is n !/(n – r)!
  2. a combination of items made by reordering
  3. an alteration; transformation
  4. a fixed combination for selections of results on football pools
Permutation (noun) Definition, Meaning & Examples

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