The Journal of Philosophical Logic provides a forum for work at the crossroads of philosophy and logic, old and new, with contributions ranging from conceptual to technical. Accordingly, the Journal ...

The backbone of this seminar will be first-order predicate logic. We presuppose that participants in the seminar have a basic knowledge of symbolic logic.

In this paper, we first formulate phase semantics for proof-terms of second-order intuitionistic propositional logic by modifying TaitGirard's saturated sets method. Next, we prove the completeness ...

We will look at how mathematical logic has been used as an instrument in philosophical argument; and we will consider ways that we might refine the instrument, and use it to best effect. The backbone ...