talks

The Barcan Formula in First-Order Intuitionistic Modal Logic S5

Ookayama Logic Seminar Summer Intensive Seminar, 24–25 September 2026 (大岡山ロジックセミナー夏期集中セミナー)
Institute of Science Tokyo (東京科学大学), online · 25 September 2026

Joint presentation with Dr. Youan Su.

Joint work with Dr. Youan Su and Dr. Huaqing Cheng.

Goldblatt-Thomason Theorems of Bundled Fragments

Colloquium Logicum 2026
Institute of Mathematics, University of Würzburg · 22 September 2026

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When Necessity Can Be Defined in Terms of Noncontingency

Salzburg Conference for Young Analytic Philosophy (SOPhiA 2026)
University of Salzburg · 3 September 2026

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Abstract

On when necessity can be defined in terms of noncontingency.

A Jónsson-Tarski-Goldblatt Representation and Frame Definability for Noncontingency Logic

Scandinavian Logic Society Symposium (SLSS 2026)
Technical University of Denmark (DTU) · 22 August 2026

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The Elimination of Direct Self-Reference

The 16th National Conference on Modern Logic
Shandong University · 29 October 2022

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Programme

Joint presentation with Prof. Ming Hsiung.

The Elimination of Direct Self-Reference

Annual Conference of Philosophy of Mathematics in China
Sun Yat-sen University · 3 September 2022

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Joint presentation with Prof. Ming Hsiung.