👉 In mathematics, a permutation is an arrangement of objects where order matters. Permutations are used to arrange elements in a set or list in any possible way. For instance, permutations of the letters A, B, C, and D can be arranged as follows: A, B, C, D B, A, C, D C, B, A, D D, B, A, C In general, a permutation of n distinct objects is an arrangement of these objects
