Logic in Philosophy. The Lvov-Warsaw School and other Philosophical Centers

Tomorrow - September 19, 2026
Department of Philosophy, Kazimierz Wielki University

Bydgoszcz
Poland

This event is available both online and in-person

Speakers:

University of Warsaw
John Paul II Catholic University of Lublin
Adam Mickiewicz University
Palacky University
Trinity College, Dublin
(unaffiliated)
University of Waikato
Jagiellonian University
Cardinal Stefan Wyszyński University In Warsaw

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Program: 

Thursday (September 17)

10.00 Opening of the conference – Anna Brożek, Dariusz Łukasiewicz

10.15-11.00 Jan Woleński – Concept of Analyticity in the Lvov-Warsaw School and the Vienna Circle (on-line)

11.00-11. 45 Peter Simons – Logic in Metaphysics

11.45-12.15 Coffee break

12.15-13.00 Anna Brożek – The Scope and Limitations of Formal Methods in Philosophy

13.00-13.45 Krzysztof Brzechczyn – The Methodology of History of Philosophy in the Reflections of the Founders of the Lvov-Warsaw School

13.45-15.00 Lunch break

15.15-16.00 Marcin Tkaczyk – Stoic Logic: A New Reconstruction

16.00-16.45 Aleksandra Horecka & Piotr Kamela – The Reception of Frege and Wittgenstein in Lvov-Warsaw School

16.45-17.15 Coffee break

17.15-18.00 Janusz Maciaszek – Notions of Rationality in Donald Davidson

18.00-18.45 Wojciech Rechlewicz – G. E. Moore’s and K. Twardowski’s Theories of Judgment

Friday (September 18)

10.00-10.45 Tadeusz Szubka & Marcin Iwanicki – Kazimierz Twardowski on Alethic Relativism: A Reappraisal

10.45-11.30 Kordula Świętorzecka – On Some Connections Between Philosophy and Infinitary Logics

11.30-12.00 Coffee break

12.00-12.45 Joe Ulatowski – truth, Truth, and ‘Truth’: On the Concept-Property Distinction in Dambska, Kokoszyńska, and Alston

12.45-13.30 Roman Murawski – The Conception of Logic in the Cracow Circle: Salamucha, Drewnowski, Bocheński

13.30-15.00 Lunch break

15.00-15.45 Zuzana Rybarikova – Łuszczewska-Romahnowa's Contribution to Logic

15.45-16.30 Janusz Kaczmarek – Formalisation in Ontology. Examples – the Ontologies of Wittgenstein, Wolff and Ingarden

16.30-17.00 Coffee break

17.00-17.45 Marek Porwolik – Some Remarks on the shortest axiom of the implicational calculus of propositions. Based on an archival document written by Jan Łukasiewicz (Nachlass Heinrich Scholz)

17.45-18.15 Krzysztof Nowicki – On the assessment of the formalization of philosophical concepts: a methodological contribution

18.15-18.45 Aleksandra Gomułczak – The Evolution of Twardowski’s Concept of Logic

Saturday (September 19) - Polish Day

10.00-10.45 Marek Lechniak – Blaski i cienie stosowania idei wielowartościowości w analizie filozoficznej (Łukasiewicz, Prior, Belnap)

10.45-11.30 Marek Porwolik – Koło Krakowskie, czyli o polskich korzeniach teologii analitycznej

11.30-12.00 Coffee break

12.00-12.45 Marek Rembierz – Logika nie tylko w filozofii w Szkole Lwowsko-Warszawskiej i innych filozoficznych tradycjach

12.45-13.30 Rafał Palczewski – Kilka uwag o reprezentacji formalnej epistemicznej normy asercji

13.30-15.00 Lunch break

15.00-15.45 Wiesław Wójcik – Badania Zbigniewa Jordana (1911-1977) nad matematycznymi podstawami systemu Platona

15.45.16.30 Maciej Chlewicki – Logika i bilokacja. Na marginesie rozważań J. Łukasiewicza o zasadzie sprzeczności

16.30-17.00 Róża Wojtczak – Leonard Sławomir Rogowski i Logika Kierunkowa – czyli o zapomnianym uczniu Tadeusza Czeżowskiego i jego systemie logicznym

17.00 Closing of the conference

Organizers:

Faculty of Philosophy, Kazimierz Wielki University in Bydgoszcz

The Lvov-Warsaw School Research Center, University of Warsaw

Comittee for Philosophical Disciplines, Polish Academy of Sciences

 

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