CONCUR '90: Theories of Concurrency: Unification and Extension

Partial order semantics of concurrent programs.- SCONE: A simple calculus of nets.- Value-passing in process algebras.- Let's make models.- Ideal specification formalism = expressivity + compositionality + decidability + testability + ....- An axiomatization of Lamport's temporal logic of actions.- Convergence of iteration systems.- Process algebra with a zero object.- On the asynchronous nature of communication in concurrent logic languages: A fully abstract model based on sequences.- Verifying temporal properties of processes.- Testing equivalences and fully abstract models for probabilistic processes.- A preorder for partial process specifications.- Back and forth bisimulations.- Reduction and design of well-behaved concurrent systems.- Synthesis rules for Petri nets, and how they lead to new results.- The need for headers: An impossibility result for communication over unreliable channels.- A temporal approach to algebraic specifications.- Superimposition for interacting processes.- An implementation of a translational semantics for an imperative language.- CCSR: A calculus for communicating shared resources.- The linear time - branching time spectrum.- A programming logic for formal concurrent systems.- A new strategy for proving ?-completeness applied to process algebra.- Transition system specifications with negative premises.- Delay-insensitive circuits: An algebraic approach to their design.- Equivalences, congruences, and complete axiomatizations for probabilistic processes.- Rewriting as a unified model of concurrency.- A temporal calculus of communicating systems.- Proving termination of communicating programs.- Factorization of finite state machines under observational equivalence.- Partial order logics for elementary net systems: State- and event-approaches.- Priority as extremal probability.- A synchronous calculus of relative frequency.- On the compositional checking of validity.- Real-time behaviour of asynchronous agents.- Effective solutions to domain equations an approach to effective denotational semantics.