Masanobu Toyooka, Katsuhiko Sano. Combining intuitionistic and classical propositional logic: Gentzenization and Craig interpolation. Studia Logica. 2024
Masanobu Toyooka, Katsuhiko Sano. Semantic incompleteness of del Cerro and Herzig's Hilbert system for a combination of classical and intuitionistic propositional logic. Australasian Journal of Logic. 2023. 20. 3. 396-410
Masanobu Toyooka. A proof-theoretic analysis of the meaning of a formula in a combination of intuitionistic and classical propositional logic. Logic and Engineering of Natural Language Semantics: 19th International Conference, LENLS19, Tokyo, Japan, November 19-21, 2022, Revised Selected Papers. 2023. 100-119
Masanobu Toyooka. A proof-theoretic analysis of meaning of a formula in a combination of intuitionistic and classical propositional logic (Abstract). Proceedings of the 19th International Workshop on Logic and Engineering of Natural Language Semantics (LENLS19). 2022. 77-81
Masanobu Toyooka, Katsuhiko Sano. Combining first-order classical and intuitionistic logic. Proceedings of the 10th International Conference on Non-Classical Logics. Theory and Applications. 2022. 25-40
Masanobu Toyooka, Katsuhiko Sano. Semantic incompleteness of Hilbert system for a combination of classical and intuitionistic logic. arXiv. 2022. abs/2207.07416
講演・口頭発表等 (18件):
Two approaches of adding classical negation to intuitionistic logic
(French-Japan Colloquium: Disagreement in Logic and Reasoning 2024)
Cut-free sequent calculus for Wansing's expansion of Nelson's logic
(AWPL2024: 6th Asian Workshop on Philosophical Logic 2024)
ベース状況付きの弱下位直観主義論理に対する近傍意味論
(日本科学哲学会 第56回大会 2023)
Generalizing Restall’s subintuitionistic logics over neighborhood semantics
(The Australasian Association for Logic Conference 2023 2023)