Tools and algorithms for the construction and analysis of systems (vol. # 3920) : 12th International Conference, TACAS 2006, Held as Part of the Joint European Conferences on Theory and Practice of Software, ETAPS 2006, Vienna, Austria, March 25 - April 2, 2006 : proceedings - Hermanns, Holger; Palsberg, Jens (Lecture Notes in Computer Science,, 2006)