- Leśniewskian Ontology with Many-argument Predication
- Burhān al-dīn Nasafī as the Author of Al-Manṭiq al-kabīr (MS Aḥmad iii, no. 3401)
- Another Side of Categorical Propositions: The Keynes–Johnson Octagon of Oppositions
- E. BRENDEL. Logik-Skript 1. Wahrheit und logisches Schließen. E. BRENDEL. Logik-Skript 2. Einführung in die Modallogik
- Carnapian Lessons for Anti-Exceptionalism about Logic
- A. Benitez, La Silogística de Aristóteles
- Forms of Carroll’s Paradox in Post-Classical Arabic Logic
- Bolzano on Bolzano: A Hitherto Unknown Announcement of Bolzano’s Beyträge
- Note on the Negative Approach of al-Shahīd al-Thānī Towards Logic in al-Iqtiṣād wa al-Irshād
- Prior’s big Y and the Idea of Branching Time
- Russell Contra Sense/Reference, the ‘Mont Blanc’ Correspondence
- How to Distinguish Simple Objectless Ideas
- John von Neumann’s Discovery of the 2nd Incompleteness Theorem
- Kant’s Die falsche Spitzfindigkeit and Proof-theoretic Semantics
- Lvov-Warsaw School. Past and Present Logic
- Ramsey’s Lost Counterfactual
- Modal Homotopy Type Theory. The Prospect of a New Logic for Philosophy
- A Logic for Aristotle’s Modal Syllogistic
- The bounds of transcendental logic
- Knowledge and the Philosophy of Number
- Psychology and Time in Boole’s Logic
- Philosophical Approaches to the Foundations of Logic and Mathematics: In Honor of Professor Stanisław Krajewski
- Essays on Argumentation in Antiquity
- Husserl and Mathematics
- Stipulations Missing Axioms in Frege’s Grundgesetze der Arithmetik
- On Three Levels of Abstractness in Peirce’s Beta Graphs
- Ezumezu: A System of Logic for African Philosophy and Studies
- The Logic of Gilles Deleuze
- Arthur N. Prior and the Lvov-Warsaw School
- The Expressive Power of the N-Operator and the Decidability of Logic in Wittgenstein’s Tractatus
- ‘Everything True Will Be False’: Paul of Venice and a Medieval Yablo Paradox
- Figuring it Out: Logic Diagrams
- Mullā Ṣadrā on Intellectual Universal
- D. Bolliger