This is a preview. Log in through your library . Abstract THINKER is an automated natural deduction first-order theorem proving program. This paper reports on how it was adapted so as to prove ...

15:00 - 15:15 Katsuhiko Sano and Sakiko Yamasaki: Subformula property and Craig interpolation theorem of sequent calculi for tense logics Valentin Shehtman and Dmitry Shkatov: Some prospects for ...

In 1959, a paper appeared in The Journal of Symbolic Logic, with the unimpressive-sounding title “A Completeness Theorem in Modal Logic.” A completeness theorem is a guarantee that every universal ...

A simple, bivalent semantics is defined for Łukasiewicz's 4-valued modal logic Łm4. It is shown that according to this semantics, the essential presupposition underlying Łm4 is the following: A is a ...

This course is available on the MSc in Philosophy of Economics and the Social Sciences and MSc in Philosophy of Science. This course is available as an outside option to students on other programmes ...

This course is available on the BSc in Philosophy and Economics, BSc in Philosophy, Logic and Scientific Method, BSc in Philosophy, Politics and Economics and BSc in Politics and Philosophy. This ...