Processor obsolescence is a serious maintenance problem for long-lived embedded control systems. A practical solution is to interpose an emulator program between the ‘legacy’ s...
Abstract. UnifyingTheoriesofProgramming(UTP)canprovideaformalsemantic foundation not only for programming languages but also for more expressive specification languages. We believ...
Abstract. Machine functions have been introduced by Earley and Sturgis in [6] in order to provide a mathematical foundation of the use of the T-diagrams proposed by Bratman in [5]....
In this paper we discuss the question which properties of a formally verified component are preserved when the component is changed due to an adaption to a new use. More specific...
Testing is the primary software validation technique used by industry today, but remains ad hoc, error prone, and very expensive. A promising improvement is to automatically genera...
Anders Hessel, Kim Guldstrand Larsen, Brian Nielse...