CAYLEY A system for written by John Cannon of the , Australia in 1976. Cayley was used at about 100 sites but has been superceded by a much more general system, . ["An Introduction to the Group Theory Language CAYLEY", J. Cannon, Computational Group Theory, M.D. Atkinson ed, Academic Press 1984, pp. 148-183]. Current version: V3.7, for , , /. (2000-09-03)