This is a preview. Log in through your library . Abstract Deductive inference is usually regarded as being "tautological" or "analytical": the information conveyed by the conclusion is contained in ...

The field of theorem proving and higher‐order logic represents a confluence of computer science, mathematics and formal logic. It encompasses the automated and interactive approaches to establishing ...

This is a preview. Log in through your library . Abstract A propositional system of modal logic is second-order if it contains quantifiers ∀p and ∃p, which, in the standard interpretation, are ...