Modal logic at work The class consists of a “formal logic” layer and an “application” layer—the latter of which shows students how contemporary philosophers apply the tools of modality to ...

Modal logic, an extension of classical logic, investigates the modes of truth such as necessity and possibility. Its development has been closely intertwined with advances in proof theory, a field ...

We investigate properties of prepositional modal logic over the class of finite structures. In particular, we show that certain known preservation theorems remain true over this class. We prove that a ...

Dynamic logic offers a formal framework to reason about actions, transitions and the evolution of systems over time. It extends classical modal logic by incorporating operators that capture state ...

A student in the modal logic interim course studies how subjunctives compare with conditional probabilities in probability theory.