PHYSICS 526,296 Physics and mathematics of tha nervous system. Proceedings of a Summer School organized by the International Centre for Theoretical Physics, Trieste, and the Institute for Information Sciences, Uni versity of Tubingen, held at Trieste, August 21-31, 1973* Ed. by M. Conrad, W. Guttinger, and M. Dal Cin. Berlin 1974 Springer-Verl. 8° s.EI, nlb. 3, 584, il. Lecture Kotes in Biomathematics 4