# talks at international conferences

Demey, Lorenz (November 2018).**Talk T37:**

'A Guided Tour of Logical Geometry, Based on the Keynes-Johnson Octagon'. Keynote talk at the*6th World Congress on the Square of Opposition*, Crete (Greece), November 1 - 5, 2018.Smessaert, Hans & Lorenz Demey (November 2018).**Talk T36:**

'Aristotelian Diagrams for the Proportional Quantifier*Most*. Talk at the*6th World Congress on the Square of Opposition*, Crete (Greece), November 1 - 5, 2018.

=> slides available in PDF format.Demey, Lorenz & Hans Smessaert (November 2018).**Talk T35:**

'Aristotelian and Duality Relations beyond the Square of Opposition'. Talk at the*6th World Congress on the Square of Opposition*, Crete (Greece), November 1 - 5, 2018.

=> slides available in PDF format.Demey, Lorenz & Hans Smessaert (September 2018).**Talk T34:**

'Ordering Relations, Partitions and Aristotelian Diagrams'. Talk at the*Logic Now and Then 4 (LNAT4)*, Brussels, September 20, 2018.

=> slides available in PDF format.Demey, Lorenz (June 2018).**Talk T33:**

'Writing and Drawing in Logic - The Case of Aristotelian Diagrams'. Talk at the*Workshop on Practices of Writing and Reading in Logic*, affiliated workshop of UNILOG 2018, Vichy (France), June 23 - 24, 2018.

=> abstract available in PDF format.Demey, Lorenz & Hans Smessaert (June 2018).**Talk T32:**

'Aristotelian and Duality Relations Beyond the Square of Opposition'. Talk at the*Diagrams 2018: the 10th International Conference on the Theory and Application of Diagrams*, Edinburgh (UK), June 18 - 22, 2018.

=> see Paper P26Demey, Lorenz (April 2018).**Talk T31:**

'The Role of Aristotelian Diagrams in Scientific Communication'. Talk at*8th Visual Learning Conference*, Budapest (Hungary), April 26 - 28, 2018.

=> abstract available in PDF format.Demey, Lorenz & Hans Smessaert (April 2018).**Talk T30:**

'Aristotelian Diagrams: the Forgotten Icons of Logic'. Talk at the*Workshop on Scholarly Forgetting in the Humanities*, Helmstedt (Germany), April 19 - 21, 2018.Demey, Lorenz (September 2017).**Talk T29:**

'The Logical Geometry of Russell’s Theory of Definite Descriptions'. Poster presentation at*PLM4: the Fourth Philosophy of Language and Mind Conference*, Bochum, September 21-23, 2017.

=> poster available in PDF format; also see Paper S3.Smessaert, Hans (November 2016).**Talk T28:**

'Aristotelian and Duality Relations with Proportional Quantifiers'. Talk at the*Fifth World Congress on the Square of Opposition*, Easter Island, November 11-15, 2016.

=> abstract / slides available in PDF format.Demey, Lorenz & Hans Smessaert (August 2016).**Talk T27:**

'The Interaction between Logic and Geometry in Aristotelian Diagrams'. Talk at*Diagrams 2016: The 9th International Conference on the Theory and Application of Diagrams*, Philadelphia, PA, August 7-10, 2016.

=> slides available in PDF format; also see Paper P16.Smessaert, Hans & Lorenz Demey (August 2016).**Talk T26:**

'Visualising the Boolean Algebra B_4 in 3D'. Poster presentation at*Diagrams 2016: The 9th International Conference on the Theory and Application of Diagrams*, Philadelphia, PA, August 7-10, 2016.

=> poster available in PDF format; also see Paper P15 and Paper S7.Demey, Lorenz (May 2016).**Talk T25:**

'The Continuity between Logic and Metalogic from the Perspective of Logical Geometry'. Talk at the*Language and Metalanguage, Logic and Metalogic – Revisiting Tarski's Hierarchy*workshop, Louvain-la-Neuve, May 19-20, 2016.

=> slides available in PDF format; also see Paper S1.Smessaert, Hans (April 2016).**Talk T24:**

'Aristotelian and Duality Relations with Proportional Quantifiers'. Talk at the*KrowFest*workshop, Brussels, April 1, 2016.

=> slides available in PDF format.Demey, Lorenz & Hans Smessaert (November 2015).**Talk T23:**

'Shape Heuristics in Aristotelian Diagrams'. Talk at the*Shapes 3.0*workshop, Larnaca (Cyprus), November 2, 2015

=> slides available in PDF format; also see Paper P13.Demey, Lorenz (November 2015).**Talk T22:**

'Interactively Illustrating the Context-Sensitivity of Aristotelian Diagrams'. Talk at the*9th International and Interdisciplinary Conference on Modeling and Using Context (CONTEXT)*, Larnaca (Cyprus), November 2 - 6, 2015.

=> slides available in PDF format; also see Paper P12.Smessaert, Hans & Lorenz Demey (August 2015).**Talk T21:**

'Aristotelian Diagrams for Multi-Operator Formulas in Avicenna and Buridan'. Talk at the*15th Congress of Logic, Methodology and Philosophy of Science (CLMPS)*, Helsinki (Finland), August 3 - 8, 2015.

=> abstract / slides available in PDF formatDemey, Lorenz & Hans Smessaert (August 2015).**Talk T20:**

'Metalogical Decorations of Logical Diagrams'. Talk at the*15th Congress of Logic, Methodology and Philosophy of Science (CLMPS)*, Helsinki (Finland), August 3 - 8, 2015.

=> abstract / slides available in PDF format; also see Paper P14.Smessaert, Hans & Lorenz Demey (February 2015).**Talk T19:**

'One-sided versus two-sided readings of*many*and*few*. Talk at*Logic Now and Then 3 (LNAT3)*, Brussels (Belgium), February 5, 2015.

=> abstract / slides available in PDF format; also see Paper P11.Smessaert, Hans & Lorenz Demey (August 2014).**Talk T18:**

'Logical and Geometrical Complementarities between Aristotelian Diagrams'. Talk at*Diagrams 2014: The 8th International Conference on the Theory and Application of Diagrams*, Swinburne University, Melbourne, July 28 - August 1, 2014

=> slides available in PDF format; also see Paper P7.Demey, Lorenz & Hans Smessaert (August 2014).**Talk T17:**

'The Relationship between Aristotelian and Hasse Diagrams'. Talk at*Diagrams 2014: The 8th International Conference on the Theory and Application of Diagrams*, Swinburne University, Melbourne, July 28 - August 1, 2014.

=> slides available in PDF format; also see Paper P6.Smessaert, Hans & Lorenz Demey (May 2014).**Talk T16:**

'The Unreasonable Effectiveness of Bitstrings in Logical Geometry'. Talk at the*Fourth World Congress on the Square of Opposition*, Pontifical Lateran University, Vatican, May 5-9, 2014.

=> slides available in PDF format; also see Paper P17.Demey, Lorenz & Hans, Smessaert (May 2014).**Talk T15:**

'Algebraic and Cognitive Aspects of Presenting Aristotelian Diagrams'. Talk at the*Fourth World Congress on the Square of Opposition*, Pontifical Lateran University, Vatican, May 5-9, 2014.

=> slides available in PDF format.Demey, Lorenz (May 2014).**Talk T14:**

'Logical Geometries and Information in the Square and its Extensions'. Talk at the*Fourth World Congress on the Square of Opposition*, Pontifical Lateran University, Vatican, May 5-9, 2014.

=> slides available in PDF format; also see Paper P9.Smessaert, Hans (May 2014).**Talk T13:**

'The Logical Geometry of the Rhombic Dodecahedron of Oppositions'. Talk at the*Fourth World Congress on the Square of Opposition*, Pontifical Lateran University, Vatican, May 5-9, 2014.

=> slides available in PDF format; also see Paper P10.Smessaert, Hans (November 30, 2013).**Talk T12:**

'La géométrie logique du dodécaèdre rhombique des oppositions'. Talk as invited spreaker at the*Colloque International sur Le carré et ses extensions: Aspects théoriques, pratiques et historiques*, Université de Tunis, November 29-30, 2013.

=> see Paper P10.Smessaert, Hans (July 4, 2012).**Talk T11:**

'Boolean Differences between two Hexagonal Extensions of the Logical Square of Oppositions'. Talk at the*Diagrams 2012 Conference:*University of Kent, Canterbury, July 2-6, 2012.*the 7th International Conference on the Theory and Application of Diagrams*,

=> see Paper P2.Demey, Lorenz (July 2012).**Talk T10:**

'Algebraic Aspects of Duality Diagrams'. Poster presentation at*Diagrams 2012: the 7th International Conference on the Theory and Application of Diagrams*, Canterbury, July 2-6, 2012.

=> see Paper P3.Demey, Lorenz & Hans Smessaert (June 3, 2012).**Talk T9:**

'Information in the Square of Oppositions'. Talk at*Trends in Logic XI. Studia Logica International Conference*, Ruhr University Bochum, June 3-5, 2012.

=> see Paper P9.Demey, Lorenz (December 22, 2011).**Talk T8:**

'Group Theory and Duality Diagrams'. Talk at*Logic Now and Then 2 (LNAT2)*, H.U.Brussel, December 21-22, 2011.

=> see Paper P18.Smessaert, Hans (December 22, 2011).**Talk T7:**

'Why some Hexagons of Opposition are Fragments: Sesmat-Blanché vs Sherwood-Czeżowski'. Talk at*Logic Now and Then 2 (LNAT2),*H.U.Brussel, December 21-22, 2011.

=> see Paper P2.Demey, Lorenz (September 2011).**Talk T6:**

'An Algebraic Perspective on Duality in Logic and Language'. Poster presentation at*Semantics and Philosophy in Europe 4 (SPE 4)*, Bochum, September 26 - October 1, 2011.

=> see Paper P18.Demey, Lorenz (July 23, 2011).**Talk T5:**

'Structures of Oppositions in Public Announcement Logic. And: Some Algebraic Remarks on Duality'. Talk at the*Symposium on the Logic of Opposition*(affiliated symposium at*CLMPS14: 14th Congress of Logic, Methodology and Philosophy of Science*). Université de Nancy, July 19-26, 2011.

=> see Paper P3.Smessaert, Hans (July 23, 2011).**Talk T4:**

'On the Hybrid Nature of the Aristotelian Square and the Sesmat-Blanché Hexagon'. Talk at the*Symposium on the Logic of Opposition*(affiliated symposium at*CLMPS14: 14th Congress of Logic, Methodology and Philosophy of Science*). Université de Nancy, July 19-26, 2011.

=> see Paper P9.Smessaert, Hans (June 20, 2010).**Talk T3:**

'The Classical Aristotelian Hexagon versus the Modern Duality Hexagon'. Talk at the*Second World Congress on the Square of Opposition*, University of Corsica, Corte, June 17-20, 2010.

=> see Paper P5.Demey, Lorenz (June 20, 2010).**Talk T2:**

'Reversed Squares of Opposition in PAL and DEL'. Talk at the*Second World Congress on the Square of Opposition*, University of Corsica, Corte, June 17-20, 2010.

=> see Paper P4.Smessaert, Hans (June 2, 2007).**Talk T1:**

'On the 3D Visualisation of Logical Relations'. Talk at the*First World Congress on the Square of Opposition*, Montreux, June 1-3, 2007.

=> see Paper P1.