In the past sixty years or so, a real forest of intuitionistic models for classical theories has grown. In this paper we will compare intuitionistic models of first order classical theories according ...

Girard introduced phase semantics as a complete set-theoretic semantics of linear logic, and Okada modified phase-semantic completeness proofs to obtain normalform theorems. On the basis of these ...

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 ...

Algebraic logic constitutes a vibrant interdisciplinary field that investigates the close interplay between algebraic structures and logical systems. By utilising tools from universal algebra, ...