edited by A. H. Haddad, G. Metze and T. N. Trick ; sponsored by the Department of Electrical Engineering and the Coordinated Science Laboratory of the University of Illinois Urbana, Illinois and the Circuit Theory and Automatic Control Groups of the Institute of Electrical & Electronics Engineers. edited by J. B. Cruz and C. L. Chen ; sponsored by the Department of Electrical Engineering and the Coordinated Science Laboratory of the University of Illinois at Urbana-Champaign. edited by J. B. Cruz and A. H. Haddad ; sponsored by the Department of Electrical Engineering and the Coordinated Science Laboratory of the University of Illinois at Urbana-Champaign. sponsored by the Department of Electrical Engineering and the Coordinated Science Laboratory of the University of Illinois and the Circuit Theory and Automatic Control Groups of the Institute of Electrical & ELectronics Engineers. sponsored by the Department of Electrical Engineering and the Coordinated Science Laboratory of the University of Illinois at Urbana-Champaign ; conference co-chairmen F. P. Preparata, M. B. Pursley. T. N. Trick, M. E. VanValkenburg, sponsored by the Department of Electrical Engineering and the Coordinated Science Laboratory of the University of Illinois. Institute of Electrical & Electronics Engineers Insitute of Electrical and Electronics Engineers. Institute of Electrical &Electronics Engineers Institute of Electrical and Electronics Engineers. Insititute of Electrical and Electronics Engineers. Institute of Elect rical and Electronics Engineers. Institute of Electrical and Elaectronics Engineers. Institute or Electrical and Electronics Engineers. Institute of Electrical and Electronics Engineers Institute of Electrical and Electronic Engineers.