This volume contains the proceedings of the 17th International Conference on Concurrency Theory (CONCUR) held in Bonn, Germany, August 27 30, 2006. ThepurposeoftheCONCURconferenceseriesistobringtogetherresearchers, developers and students in order to advance the theory of concurrency and promote its applications. Interest in this topic is continuously growing, as a c- sequence of the importance and ubiquity of concurrent systems and their app- cations and the scienti?c relevance of their foundations. The scope of CONCUR covers all areas of semantics, logics, and veri?cation techniques for...

This volume contains the proceedings of the International Conference on C- puter Aided Veri?cation (CAV), held in Berlin, Germany, July 3 7, 2007. CAV 2007 was the 19th in a series of conferences dedicated to the advancement of the theory and practice of computer-assisted formal analysis methods for software and hardware systems. The conference covers the spectrum from theoretical - sults to concrete applications, with an emphasis on practical veri?cation tools and the algorithms and techniques that are needed for their implementation. We received 134 regular paper submissions and 39 tool...