An international symposium on THE DEVELOPMENT OF MODERN LOGIC Themes in the History of Logic June 4-6, 1998 Lecture Hall 5, Main Building, University of Helsinki, Fabianinkatu 33 Organizers: The Philosophical Society of Finland, The Department of Philosophy, University of Helsinki Organizing Committee: Leila Haaparanta, Ilkka Niiniluoto, Risto Vilkko Thursday, June 4: 10.00 Opening of the Symposium: Ilkka Niiniluoto; Leila Haaparanta 10.15 G.H. von Wright (University of Helsinki): The Origin and the Development of Deontic Logic: a Personal View 11.15 Richmond Thomason (University of Pittsburgh): Representing and Reasoning with Contexts 12.15 Lunch Break 13.45 Tuomo Aho and Mikko Yrjönsuuri (University of Helsinki): Late Medieval Views on Natural Consequence 14.45 Simo Knuuttila (University of Helsinki): Luther's View of Logic 15.15 Coffee Break 15.45 Gino Roncaglia (University of Rome): Melanchthon's Logic and Its Influence on Late Sixteenth and Seventeenth Century Logic 16.45 Mirella Capozzi (University of Rome): Certainty, Probability and Dialectic in Kant's Logic 17.45 Tapio Korte (University of Turku): On the Relationship between Categorical and Hypothetical Judgements in German Logic after Kant Friday, June 5: 9.00 Risto Vilkko (University of Helsinki): Just Before the "Logical Question" 9.30 Volker Peckhaus (University of Erlangen): Nineteenth Century Logic Between Philosophy and Mathematics 10.30 Coffee Break 11.00 Göran Sundholm (University of Leiden): Marginalia Fregeana: Five Contributions to Einfluesselehre 12.00 Eva Picardi (University of Bologna): Peano, Frege and Russell on the "Indefinables" of Logic 13.00 Lunch Break 14.00 Leila Haaparanta (University of Helsinki, University of Tampere): On the Relations between Logic and Epistemology: Frege, Husserl and the Sources of Knowledge 14.30 Ari Maunu (University of Turku): Some Fregean Modal Considerations 15.00 Risto Hilpinen (University of Miami, University of Turku): On the Semantics of Modal Logic: C.S. Peirce's Analysis of Modalities and Conditionals 16.00 Coffee Break 16.30 Christian Thiel (University of Erlangen): Changing Attitudes Towards Formal Systems of Logic: the Case of Leopold Löwenheim 17.30 Jaakko Hintikka (University of Boston): Gödel's Philosophy of Logic Saturday, June 6: 9.45 Paolo Mancosu (University of California, Berkeley, Wissenschaftskolleg zu Berlin): Heinrich Behmann in Göttingen 1918 10.45 Coffee Break 11.00 Richard Zah (University of California, Berkeley): Bernays' Early Contributions in Logic 12.00 Sandy Zabell (Northwestern University): Carnap's Continuum of Inductive Methods Revisited 13.00 Lunch Break 14.00 Stephen Read (University of St.Andrews): On the Philosophy of Alternative Logics 15.00 Gabriel Sandu (University of Helsinki): The Principle of Compositionality in Formal Semantics 15.30 Alessandro Lenci (University of Pisa): Logico-Philosophical Categories and the Analysis of Predication in Formal Linguistics 16.00 Closing of the Symposium