|Calculus of Communicating Systems - (CCS) A mathematical model (a formal language) for describing
processes, mostly used in the study of parallelism. A CCS
program, written in behaviour expressions syntax denotes a
process behaviour. Programs can be compared using the notion
of observational equivalence.|
["A Calculus of Communicating Systems", LNCS 92, Springer 1980].
["Communication and Concurrency", R. Milner, P-H 1989].