Generating Permutations by Nested Cycling The purpose of this letter is two_fold: first to give due credit to the Tompkins-Paige algorithm, and second to clarify a comment by Hill, CR Review 13891 on "Programs for Permutations". CACM June, 1968 Langdon, Glen G. permutations 5.39 CA680617 ES March 18, 1982 10:00 AM 2189 5 3191 3191 5 3191 3191 5 3191 3191 5 3191 1594 6 3191 2087 6 3191 3191 6 3191 521 6 3191