Permutation

Per`mu*ta"tion

(?), n. [L. permutatio: cf. F. permutation. See Permute.] 1. The act of permuting; exchange of the thing for another; mutual transference; interchange.
[1913 Webster]

The violent convulsions and permutations that have been made in property.
Burke.
[1913 Webster]

2. (Math.) (a) The arrangement of any determinate number of things, as units, objects, letters, etc., in all possible orders, one after the other; -- called also alternation. Cf. Combination, n., 4. (b) Any one of such possible arrangements.
[1913 Webster]

3. (Law) Barter; exchange.
[1913 Webster]

Permutation lock, a lock in which the parts can be transposed or shifted, so as to require different arrangements of the tumblers on different occasions of unlocking.
[1913 Webster]

 

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Thu 13th December 2018