Indeed, when once it was seen that the law prevailed in a few of the lower powers, its identity with the law of permutation would at once suggest the considerations which prove it to obtain universally.
"A System Of Logic, Ratiocinative And Inductive (Vol. 1 of 2)"
John Stuart Mill
The termination of the masculine is i, of the neuter u, and, as I have already observed, a permutation of the semi-vowels l and r takes place, the letter becoming l in the masculine, r in the neuter.
"The Arawack Language of Guiana in its Linguistic and Ethnological Relations"
Daniel G. Brinton
In this effort, however, the reducing of all to mere force and permutation of force, not merely explains nothing, but contradicts facts which stare us in the face.
"Edward Caldwell Moore Outline of the History of Christian Thought Since Kant"
Edward Moore