We introduce classical predicate logic, and talk a bit about its motivation. Before we do that, we review a bit one of the ideas from last time about combining proofs, since understanding how this ...

Karl-Georg Niebergall, On the Logic of Reducibility: Axioms and Examples, Erkenntnis (1975-), Vol. 53, No. 1/2, Concepts of Reduction in Logic and Philosophy (2000), pp. 27-61 ...

This paper is focused on translating the modalities of fundamental temporal logical systems into the language of Transparent Intensional Logic, which represents a very expressive methodology for the ...

Note that when we have finished this proof in Example 3 we have an introduction of existential followed immediately by an elimination of existential. This inevitably happens when one pastes together ...