TALKS AT UNIVERSITIES AND RESEARCH CENTERS
In construction - trying to remember all the lectures I have given

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2018


May 18, 2018, Department of Philosophy, Oslo University, Norway
MANY 1 - A Transversal Imaginative Journey across the Realm of Mathematics



Séminaire d'Épistémologie et d'Histoire des Idées Mathématiques de l'IREM, Université Paris-Diderot
May 16, 2018, Institute Henri Poincaré, Paris France
Is the principle of contradiction a consequence of xx = x?



Departement of Philosophy, Federal University of Ceara - UFC
April 5, 2018, Fortaleza, Brazil
Possibility, Imagination and Conception



Departement of Computation, Federal University of Ceara -UFC
April 4, 2018, Fortaleza, Brazil
Dice: a hazardous symbol for chance?



Maison de la Recherche, Université Paris-Sorbonne
Februray 23, 2018, Paris, France
Possibility, Imagination and Conception


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2017


Académie du Vernet
December 27, 2017, Vichy France
La Logique Colorée des Emotions



University of Luxembourg
December 18, 2017, Luxembourg
Is the Principle of Contradiction a consequence of xx = x ?



University of Liège
December 15, 2017, Liège, Belgium
Possibilité, Imagination et Conception



Catholic University of Leuven
December 14, 2017, Leuven, Belgium
The Pyramid of Meaning



University of Hagen
December 8, 2017, Hagen, Germany
The Hexagon of Opposition



Goethe University
December 5, 2017, Fankfurt, Germany
Possibility, Imagination and Conceptualization



University of Lisbon
November 17, 2017, Lisbon, Portugal
What is a substructural logic ?



University of Neuchâtel
November 14, 2017, Neuchâtel, Switzerland
Possibilité, Imagination et Conception



LIMOS-CNRS / Université de Clermont-Ferraand
October 26, 2017, Clermont-Ferrand, France
Universal Logic, A New Perspcetive for Logical Research



International Academy of Philosophy
January 31st, 2017, Principality of Liechtenstein
Colours and Emotions


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2016


Ecole Normale Supérieure - ULM
December 16, 2016, Paris, France
Multiple 1 - Un Voyage Imaginatif à travers le Royaume des Mathématiques



University of Concepción - Dept of Mathematics
November 18, 2016, Concepción, Chile
Many 1 - A Transversal Imaginative Journey across the Realm of Mathematics



University of Lisbon, IST, Dept of Mathematics
September 9, 2016, Lisbon, Portugal
Monosequent Systems of Sequents



University of St Petersburg - Dept of Logic
June 20, 2016, St Petersburg, Russia
Possibility, Imagination and Conception



Israel Institute for Advanced Studies
January 7, 2016, Jerusalem, Israel
Is Thought Computable?


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2015


University of Tel Aviv - Dpt of Philosophy
December 24, 2015, Tel Aviv, Israel
Introduction to Paraconsistent Logic II



University of Tel Aviv - Dpt of Philosophy
December 24, 2015, Tel Aviv, Israel
Introduction to Paraconsistent Logic I



University of Tel Aviv - School of Computer Science
December 17, 2015, Tel Aviv, Israel
General Formulations of Lindenbaum Maximalization Theorem and Their Applications to a Huge Variety of Logical Systems



University of San Jose - Dept of Cognitive Science
November 13, 2015, San Jose, Costa Rica
Paraconsistency, Contradiction and the Square of Opposition



University of San Jose - Dept of Cognitive Science
November 12 2015, San Jose, Costa Rica
The Semiotic Hexagon of Opposition



University of San Jose - Dept of Cognitive Science
November 11, 2015, San Jose, Costa Rica
Identity and the Square of Opposition



University of San Jose - Dept of Cognitive Science
November 10, 2015, San Jose, Costa Rica
From Dichotomy to the Hexagon of Opposition



University of San Jose - Dept of Cognitive Science
November 9, 2015, San Jose, Costa Rica
The Square of Opposition in Historical Perspective



University of California, Irivine, Dept of Logic and Philosophy of Science
October 23, 2015, Irvine, California, USA
Logic - Past, Present and Future



University of California, Los Angeles, Dept of Mathematics
October 9, 2015, Los Angeles, California, USA
Lindenbaum Maximalization Theorem



Santa Fe Institute
October 1, 2015, Santa Fe, New Mexico, USA
Squaring Complexity



University of Lisbon, IST, Dept of Mathematics
May 29, 2015, Lisbon, Portugal
Logic - Past, Present and Future



University of California, San Diego, Dept of Philosophy
May 18, 2015, San Diego, California, USA
Introduction to Paraconsistent Logic II



University of California, San Diego, Dept of Philosophy
May 14, 2015, San Diego, California, USA
Introduction to Paraconsistent Logic I



University of Miami - Dept of Philosophy
April 29, 2015, Miami, Florida, USA
Possibility, Imagination and Conception



Columbia University - Dept of Philosophy
April 24, 2015, New York, New York, USA
Round Square are No Contradictions



City University of New York - Computational Logic Seminar
April 21, 2015, New York, New York, USA
A General Completeness Theorem relating Sequents and Bivaluations



University of Yale - Dept of Linguistics
April 13, 2015, Yale, Connecticut, USA
The Semiotic Hexagon



University of Brasilia - Dept of Philosophy
March 17, 2015, Brasilia, Federal District, Brazil
Um Círculo Quadrado não é uma Contradição



University of California, San Diego, Dept of Philosophy
March 12, 2015, San Diego, California, USA
The Relativity and Universality of Logic



University of California, Davis, Dept of Philosophy
February 6, 2015, Davis, California, USA
Round Square are No Contradictions


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2014


Ecole des Hautes Etdues en Sciences Sociales
November 13, 2014, Paris, France
La Pointure du Symbole



University of Rio Grande do Norte, Dept of Philosophy
November 6, 2014, Natal, Rio Grande do Norte, Brazil
Round Square are No Contradictions



National Technical University of Athens, Dept of Computation
August 6, 2014, Athens, Greece
Universal Logic



Simion Stoilow Institute of Mathematics of the Romanian Academy (IMAR)
June 11, 2014, Bucarest, Romania
Paraconsistent Logic, the Square of Opposition and Universal Logic



Pontifical Catholic University of Santiago, Dept of Philosophy
April 23, 2014, Santiago, Chile
Paraconsistency, Universal Logic and the Square of Opposition



University of Valparaiso, Dept of Philosophy
April 18, 2014, Valparaisoo, Chile
Square of Opposition - Past, Present and Future


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2013


University of Brazil - Dept of Philosophy
November 25 2013, Rio de Janeiro, Brazil
Towards an Encyclopedia of Logic



University of Athens - Dept of Logic and Philosophy of Science
August 12 2013, Athens, Greece
Universal Logic, A New Perspcetive for Logical Research



IST, University of Lisbon - Dept of Mathemtaics
March 8 2013, Lisbon, Portugal
Non Truth-Functional Semantics



University of Aveiro - Dept of Mathemtaics
February 27 2013, Aveiro, Portugal
Universal Logic, A New Perspcetive for Logical Research



University of Salamanca - Dept of Philosophy
February 23 2013, Salamanca, Spain
Is Logic Universal?



Pontifical Lateran University - Dept of Philosophy
February 20 2013, Vatican
Square of Opposition - Past, Present and Future



University of Lisbon - Dept of Philosophy of Sciences
January 31 2013, Lisbon, Portugal
Paraconsistent Logic, the Square of Opposition and Universal Logic


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2012


University of Bremen - Dept of Computation
July 11, 2012, Breman, Germany
Universal Logic, A New Perspcetive for Logical Research



University of Istanbul - Dept of Philosophy
July 3, 2012, Istanbul, Turkey
Imagination, Conception and Possibility



Ecole Normale Supérieur de Lyon - Dept of Philosophy
April 25, 2012, Lyon, France
Imagination, Conception and Possibility



University of Miami - Dept of Philosophy
May 15, 2012, Miami, Florida, USA
Imagination, Conception and Possibility



University of Tunis - Dept of Philosophy
February 25, 2012, Tunis, Tunisia
Théories et Modèles



University of Tunis - Dept of Philosophy
February 24, 2012, Tunis, Tunisia
Le Carré et l'Hexagone des Oppositions



American University of Beirut - Dept of Philosophy and Center for Advanced Mathematical Sciences
February 15, 2012, Beirut, Lebanon
New Perspectives on the Square of Opposition



University of Regensburg - Dpt of Philosophy
February 07, 2012, Regensburg, Germany
The Power of the Hexagon



University of Leipzig - Dpt of Philosophy
February 3, 2012, Leipzig, Germany
The Power of the Hexagon



University of Poznan - Dpt of Philosophy
February 1st, 2012, Poznan, Poland
The Power of the Hexagon



Humboldt University of Berlin - Dpt of Philosophy
January 30, 2012, Berlin, Germany
Universal Logic: a New Perspective for Logical Research



University of Bremen - Dpt of Computer Science
January 27, 2012, Bremen, Germany
The Power of the Hexagon



University of Bochum - Dpt of Philosophy
January 25, 2012, Munich, Germany
Truth-Values: Past, Present and Future



University of Luxemburg - Dpt of Computer Science
January 23, 2012, Luxemburg
The Power of the Hexagon



Goethe University of Frankfurt - Dpt of Philosophy
January 17, 2012, Frankfurt am Main, Germany
Imagination, Conception and Possibility



Technical University of Munich - TMU - Dpt of Mathematics and Computer Science
January 10, 2012, Munich, Germany
Universal Logic: a New Perspective for Logical Research


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2011


Université Libre de Bruxelles - ULB - Dpt of Philosophy
December 22, Brussels, Belgium
La Logique Paraconsistante de A à Z



Free University of Brussels - VUB - Dpt of Philosophy
December 20, Brussels, Belgium
Universal Logic: a New Perspective for Logical Research



Ludwig Maximilian University of Munich- LMU - Dpt of Philosophy
December 15, 2011, Munich, Germany
The Power of the Hexagon



University Lyon III - Jean Moulin- LMU - Dpt of Philosophy
October 18, 2011, Lyon, France
L'arbitraire du signe face à la puissance du symbole


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2010


Technical Institute - IST - Dept of Mathematics
November 5, 2010, Lisbon, Portugal
Theory of pure negation



University - Dept of Linguistics
October 28, 2010, Brussels, Belgium
Arbitrary signs vs powerful symbols
(From Saussure to not so sure)



University of Namur - Dept of Philosophy and Science
October 28, 2010, Brussels, Belgium
Universal logic



Free University of Brussels VUB - Dept of Philosophy
October 27, 2010, Brussels, Belgium
Logic, reasoning and reality



University of Laval - Dept of Philosophy
March, 2010, Québec City, Canada
Les Philosophes Vivants - USA vs France



University of Montreal - Dept of Philosophy
March 31, 2010, Montreal, Canada
Axiomatic Emptiness



University of Calgary - Dept of Philosophy
March 23, 2010, Calgary, Canada
Imagination and Conceivability and Possibility



Simon Fraser University - SFU - Dept of Philosophy
March, 2010, Vancouver, Canada
Paraconsistent logic



University of British Columbia - UBC - Dept of Philosophy
March 16, 2010, Vancouver, Canada
Logic, logic and logics


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2009


University Pasquale Paoli - Dept of Computer Sciences
October, 2009, Corté, Cosrica
Square of Opposition


University of Saint Petersburg - Dpt of Logic
June 22, 2009, Saint Petersburg, Russia
The Square of Opposition, its various interpretations and applications


ENS Ulm - Dept of Philosophy
June 15, 2009, Paris, France
Logique, la dernière idole?


Technical Institute - IST - Dpt of Mathematics
June 12, 2009, Lisbon, Portugal
Many-valued modal logics


Catholic University of Rio de Janeiro - PUC- Dpt of Philosophy
May 15, 2009, Rio de Janeiro, Brazil
Many-valued modal logics


Federal Fluminense University - UFF - Dpt of Mathematics
May 14, 2009, Niteroi, Brazil
What is a quantifier ?


Federal University of Ceara - UFC - Dpt of Computer Science
May 14, 2009, Fortaleza, Brazil
What is modal logic ?


Federal University of Ceara - UFC - Dpt of Philosophy
April 17 2009, Juazeiro do Norte, Brazil
Symbolic thinking


Bank of Northeast - Philosophical Seminar
April 1st 2009, Juazeiro do Norte, Brazil
Can we imagine the impossible?


University of Bern - Dept of Philosophy
March 12, 2009, Bern, Switzerland
Imagination, Possibility and Reality


Federal University of Ceara - UFC - Dept of Computer Science
October 16, 2009, Fortaleza, Brazil
Universal logic: a new perspective for logical research

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2008


Technical Institute - IST - Dept of Mathematics
September 12, 2008, Lisbon, Portugal
Universal logic: a new perspective for logical research


City University of New York - CUNY - Graduate Center
April 14, 2008, New York, USA
Universal logic: towards a general theory of logics


University of Buffalo - Department of Philosophy
April 10, 2008, Buffalo, USA
Universal logic and modern logic


Indian Institute of Technology - Department of Philosophy
February 12, 2008, Mumbai, India
Universal logic and modern logic


Tata Institute of Fundamental Research - Department of Computer Science
February 8, 2008, Mumbai, India
Universal logic and the foundations of science


Indian Institute of Technology - Department of Computer Science
February 7, 2008, Mumbai, India
Universal logic: towards a general theory of logics


Institute of Mathematical Research
January 31, 2008, Chennai, India
Universal logic: towards a general theory of logics

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2007 and Before
Coming soon !