Authors: H. van Ditmarsch, J. Ruan, and L.C. Verbrugge Abstract: We model the well-known Sum-and-Product problem in a modal logic, and verify its solution in a model checker. The modal logic is public announcement logic. The riddle is then implemented and its solution verified in the epistemic model checker DEMO. Download: this paper in pdf. [...]

This is my master thesis completed in the ILLC (Insitute for Logic Language and Computation) in October 2004. Supervisors: Professor Johan van Benthem, and Professor Jan van Eijck Abstract: In this thesis, I showed how BMS framework (the state-of-the-art Dynamic Epistemic Logic) models the cases of message passing, and proposed a logical axiomatisation called Logic CC. [...]