(Santa Monica)IEEE International Symposium on Information Theory 1979 IEEE International Symposium on Information Theory 1981 IEEE International Symposium on Information Theory 1982 IEEE international symposium on information t IEEE International Symposium on Information Theory (Lausanne)International symposium on separation Methods (North Hollywood)International Symposium on Circuit Theory (Toronto)International Symposium on Circuit Theory International Symposium on Approximation Theory International Symposium on Domain Theory