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 ...
Studia Logica: An International Journal for Symbolic Logic, Vol. 42, No. 2/3, Proceedings of the Finnish-Polish-Soviet Logic Conference (1983), pp. 173-177 (5 pages) We prove that each proper ideal in ...
An introduction to symbolic logic. Symbolic logic provides a framework of formal reasoning with applications in mathematics, cognitive science, computer science and philosophy. Topics include ...