Computer Aided Systems Theory EUROCAST’99 : A Selection of Papers from the 7th International Workshop on Computer Aided Systems Theory Vienna Austria September 29 October 2 1999 Proceedings This book constitutes the thoroughly refereed post workshop proceedings of the 7th International Workshop on Computer Aided System Theory EUROCAST99 held in Vienna Austria in September 1999. The 49 revised full papers presented together with three survey contributions were carefully selected and revised for inclusion in the book. The papers are organized in topcial sections on conceptual frameworks methods and tools; intelligent robots; modeling and simulation; systems engineering and software development; and artificial intelligence systems and control