l embeddings of chaotic attractors from topological considerations. Europhys. Lett. 14:521-526 Lorenz, E.N. (1963): Deterministic nonperiodic flow. J. Atmos. Sci. 20:130-141 Lowen, S.B.,Teich, M.C.(1992) Auditory-nerve action potentials form a nonrenewal point process over short as well as long time sca