talks and other academic activities

2021

Invited talks

• Professor Lotfi Zadeh: How did he influence the course of my academic life, Lecture given at the international web-seminar organized by Fuzzy and Rough Set Society, Agartala, Tripura on the birth centenary of Professor Zadeh, February 4, 2021.

• Third World Logic Day, January 14, 2021, Organized by Logica Universalis

• Catuskoti, Buddhist master Nagarjuna and modern logic “, web-seminar organized by ISU, Istanbul, January 18, 2021.

Keynote Talk

• “A note on the Ontology of mathematics”, Seminar “Logic: East and West’’ University of North Bengal, March 17-19, 2021.

2020

Key Note Talk

• From third to first person: in the Seminar (offline) on “Meaning of Life “, 13,14 February, University of North Bengal, Department of Philosophy.

Invited talk

• Philosophy of Mathematics (in Bangla), Paschimbanga Ganit Parishad, 22/11/202.

• Zoom meeting (national level) on the philosophy of mathematics, Dec. 9, 2020, Organized by Dr. Subhasis Chakrabarti.

2019

Conference Presentations

• Paraconsistency: Some basic issues, Paraconsistent Logic Pre-Conference Workshop, ICLA, March 1–5, 2019, Indian Institute of Technology Delhi.

• Plenary Talk, IJCRS 2019, Debrecen, Hungary

2018

Conference Presentation

• Invited talk at International Conference on Recent Trends in Mathematical Sciences (ICRTMS 2018), Department of Applied Mathematics, Maharaja Bir Bikram University, Agartala, Tripura, India, March, 2018.

• Invited lecture, Ho Chi Minh City, Vietnam.

• Invited talk at 3rd International Conference on Intelligence Science (ICIS 2018), Peking University, Beijing, China, November, 2018.

2017

Conference/Seminar organized

• International workshop on mathematics and culture, January 3-4, Department of HSS, IIEST, Shibpur.

• 2nd Indian Winter School on Diagrams, February 13-17, 2017, Jadavpur University.

2016

Conference Presentation

• Invited talk in the Workshop on Fuzzy and Rough Sets for knowledge Discovery, WFRKD-2016, September 5-9, 2016, School of Computer and System Sciences, Jawaharlal Nehru University, New Delhi.

• Invited talk at the Faculty of Mathematics, Informatics and Mechanics, University of Warsaw, Poland in June 2016.

• Invited talk at The First Conference on Intelligence Science, Chengdu University of Technology, October, 2016.

• Invited talk at The International Conference on Peirce’s Logic and Philosophy. Guizhou Minzu University, October, 2016.

2015

Conference Presentation

• Invited speaker of Rough Set Workshop 2015 held in June 2015 at the University of Warsaw, Poland.

• IIT Hyderabad, to deliver a series of lectures on logic, April 21 – 28, 2015.

2014

Invited talks presented in conference/seminar/workshop:

• Invited speaker in the workshop on Uncertainty and Reasoning: some non-probabilistic approaches in the fifth Indian School on Logic and Applications, held in Tezpur, Assam, 5-17 January, 2014 (http://www.tezu.ernet.in/isla2014/workshops.php)

Conference organized:

• Organizer of the Fifth World Congress on Paraconsistency (WCP5), held in Kolkata, February 13-17, 2014 (http://www.paraconsistency.org/wcp5)

• Organizer of the International seminar on History and Philosophy of Mathematics: a tribute to Sir Asutosh Mookerjee on his 150th birth anniversary, held in Bose Institute, Kolkata, 20-25 February, 2014

2013

Presentations in conferences/seminars

• Tutorial Lecture on The Theory of Graded Gonsequence, 4th World Congress and School on Universal Logic, March 29—April7, 2013, Rio

de Janeiro, Brazil (http://www.uni-log.org/start4.html)

• Paraconsistency and Complementation Operator, ( joint work with Soma Dutta), UNILOG, March 29 - April7, 2013, Rio de Janeiro.

• Proof Theory for the Theory of Graded Consequence, ( joint work with S. Dutta ) UNILOG, March 29 - April7, 2013, Rio de Janeiro.

• Lectured at the invitation of LoLITA (the Group of Logic, Language, Information Theory and Application) University of Rio Grande do Narte, Natal RN, Brazil, April 8-14.

• Delivered lecture at the School on Logic , organised by ICPR (Indian Council For Philosophical Research), Lucknow, March 11—22, 2013.

• • Invited talk , National Seminar on Fuzzy Sets Rough Sets and Soft computing, Tripura University, Agartala

  • Contributed talk on 'Nest of the Mystery Bird' (with Smita Sirker) in Symmetry: Culture and Science, held in Amsterdam, August 2013

  • Invited talk on Logics with graded notion of consequence: some case studies in the Asian Logic Conference 2013, held from 16-20 September 2013 in Guangzhou, China (http://logic.sysu.edu.cn/ALC2013/)

  • Contributed talk on 'Paraconsistent Propositional logic LS3', a joint work with S. Tarafdar, presented in the Asian Logic Conference 2013, held from 16-20 September 2013 in Guangzhou, China

  • Contributed talk on 'Categories of fuzzy topological systems and algebras representing some logics', a joint work with P. Jana, presented in the Asian Logic Conference 2013, held from 16-20 September 2013 in Guangzhou, China

  • Contributed talk presented on 'A new dimension in the proof theory of graded consequence' jointly with S. Dutta in the Asian Logic Conference 2013 held in Guangzhou, China from 16-20 September 2013

  • Contributed talk presented on 'Graded consequence in the context of interval-valued semantics' jointly with S. Dutta in the Asian Logic Conference 2013 held in Guangzhou, China from 16-20 September 2013

Seminar/Conference/Workshop Organized

• Organized the International Conference on Facets of Uncertainty and its Applications (ICFUA 2013), in Kolkata, from 5 to 7 December, 2013

• Organized a seminar on 25th years celebration of Calcutta Logic Circle from October 30 to 1st November 2013 at Jadavpur University, Kolkata. (http://home.iitk.ac.in/~mohua/clc2013f.htm)

• Organized an international workshop on Diagram logic and cognition in Jadavpur University, 28-29 October 2013. (http://www.cem.brighton.ac.uk/dlac2013/)

Honour Received

• Invited ICPR (Indian Council of Philosophical Research) Council Member

2012

Presentations in seminars/conferences

• Facets of indian Logic, in the workshop on Indian Systems of Logic, Indian school of Logic and Applications ( ISLA 2012), 2012, 9-20 January, 2012, Manipal, India (http://ali.cmi.ac.in/isla2012/).

• Invited talk on rough sets at Visva Bharati , Santiniketan, India, at the national Seminar on Mathematics and applications, 23-25 March, 2012.

• Invited talk on Indian logic from Modern Perspective at the seminar Studies on Indian Logic and Islamic Logic », Istanbul University, 9-10 , april, 2012, Istanbul, Turkey.

• Invited talk , The Square of Opposition and Visual Cognition ( joint work with Lopamudra Chowdhury), 3rd World Congress on the Square of Opposition, June 26-30, 2012, American University of Beirut (http://www.square-of-opposition.org/start3.html).

• Chaired a session , 7th International conference , JRS ( Joint Rough Set Symposium ) 2012, August 17-20, Chengdu, China (http://sist.swjtu.edu.cn/JRS2012/).

• Gave a tutorial lecture on Rough logics and applications at the International Conference and second East-Asian school on logic , language and computation, South West University, Chongqing, China , August 25-31 (http://home.hib.no/prosjekter/easllc2012/).

• Lectured at Intelligence science laboratory, Chengdu , August 31-Sept 4.

• Invited talk, ( joint work with Smita Sirker ), Conference on Cultures of Mathematics and Logic, Sun Yat Sen University , Guangzhou, China 9-12, November, 2012 (http://www.math.uni-hamburg.de/home/loewe/Guangzhou2012/).

• Representation of negation in diagrams ( joint work with Lopamudra Chowdhury ), presented by Lopamudra in the 3rd International workshop on Euler Diagram at the University of kent, canterbury, UK, July , 2012 .

Sessions convened in workshop/seminar/conferences

• Convener of the Session ‘Indian Systems of Logic’ at ISLA2012, Manipal, January 9 – 20, 2012, Manipal, India.

2011

Paper presentations in conferences/seminars

• 1. On Fuzzy Sets and Rough Sets from the perspective of indiscernibility, at Indian Conference on Logic and Applications (ICLA) 2011, 5-11 January 2011, New Delhi, India (http://ali.cmi.ac.in/icla2011/)

  2. ‘A many-valued logic for generalized rough sets’ at the International Workshop on Rough Set Theory, University of Milano-Bicocca, Milano, Italy, from 13 to 17 September 2011.

Invited talks and academic visits

• 1. Sun Yat-Sen University, Guangzhou, China, Research Collaboration with Prof. Shier Ju on Fuzzy Logic and Open –ended classes, from 15 to 22 May, 2011.

  2. University of Catania, Italy, to deliver some lectures on Rough Logic at the invitation of Prof. Salvatore Greco, from 9 to 12 September 2011.

Seminars/conference/workshop organized

1. Annual Workshop of Calcutta Logic Circle on Logic and its Applications from 2 to 4 September, 2011.

2. International Workshop on Fuzzy Sets, Rough Sets, Uncertainty Analysis and Applications, at National Institute of Technology (NIT), Durgapur, India, 21 – 25 November, 2011.

Edited volumes

1. Guest Editor of the Special issue: Rough and Fuzzy methods in Data Mining, International Journal of Hybrid Intelligent Systems 8 (2011), IOS Press, eds. Aboul Ella Hassanien, Hiroshi Sakai, Dominik Slezak, Mihir K. Chakraborty, William Zhu.

2. Transactions on Rough Sets XIV, Springer, 2011, eds. James F. Peters, Andrzej Skowron, Dominik Slezak, Aboul Ella Hassanien, William Zhu.

2010

Invited talks and academic visits

1. Invited talk at the Second International Workshop of Rough Set Theory (RST2010), Zhejiang Ocean University, Zhousan, Zhejiang, China, October 19 to October 21, 2010.

2. A talk in the session on Vagueness at the Annual Workshop of Calcutta Logic Circle from 14 – 16 November, 2010.

3. Presented talk on Graded Consequence as a part of a visiting research assignment in Ecole Normale Superieure, From May 4 to May 9, 2010.

4. Sun Yat-Sen University, Guangzhou, China, Visiting Professor, invited by Prof. Shier Ju, from September 15 to October 14, 2010.

5. Tsinghua University, Beijing, Invited by Prof. Boading Liu, from October 15 to October 18, 2010.

Conference/seminar organization Annual Workshop of Calcutta Logic Circle from 14 – 16 November, 2010.

2009

Conference/seminar presentations

• 1. On definitions of rough sets, Workshop on Foundations of Rough Set Theory RST2009, Milano, May, 2009.

  2. Rule Modus Ponens vis a vis Explosiveness, (with S. Dutta), International Conference on Fuzzy Sets, Rough Sets and Soft Computing, Univ. of Tripura, Agartala, Nov., 2009.

  3. Some Proof Theoretic Results Depending on context from the Perspective of Graded Consequence (with S. Dutta) in RSFDGrC 2009, IIT Delhi (http://mmlab.iitd.ac.in/seminars/RSFDGrC_09.php)

  4. Notion of Inconsistency in Paraconsistent Logic (with S. Dutta) in the International Seminar on Logic and Set Theory held on 21 – 22 December 2009 at University of Calcutta.

     1. Seminars/conference organization

        1. International School on Logic, ALI, Chennai, January, 2009

        2. RST, Milan, May, 2009

        3. Calcutta Logic Circle Annual Workshop, Sept, 2009

        4. Int. Conference on Rough sets, Fuzzy Sets and Soft Computing, Agartala, Nov, 2009

        5. RSFDGr2009, IIT, Delhi, Dec. 2009

2008

Invited talks in seminars/conferences

• 1. Chongqing University, China, IFKT, May, 12-14, 2008

  2. Univ. of Tripura, Trends in mathematics, 14-16 Nov, 2008

  3. NIAS, Bangalore, Fourth Asia-Pacific Computing and Philosophy Conference, 5-8 Dec., 2008

  4. Annual Conference, IMS, Allahabad Univ. 27-29 Dec. 2008

Paper presentation

• 1. Theory of Graded consequence and Fuzzy Logic (with S. Dutta ),Seminar on Logic algebra and Truth Degrees, Siena, Italy, 8-11 Sept. 2008

Seminars/conference/workshops organized

• 1. RSKT 2008, Chengdu, China, 2008

  2. CLC Annual Seminar, Oct. 2008

Other academic activities

1. Invited to the Editorial Board of “Studies in Logic”, Journal Sponsord by the Chinese Association of Logic.

• 1. Invited to act as the convener, Mathematics Section, Bijyan Kosh, Shishu Kishore Academy, Govt. of West Bengal, India

2007

Conference/seminars presentations

1. Consistency-Degree between Knowledges, RSEISP’07 International Conference, June 28-30, Warsaw, 2007

2. Studia Logica International Conferenceon Trends in Logic V, Guangzhou, 6-9 July, 2007 (presented by the co-author S. Dutta ).

3. Hintikka’s consistency axioms of knowledge and the notion of consequence in S4, with S. Sadhu,, Int. Conference on Logic , Navya Nyaya and Applications, Kolkata, January 3-7, 2007.

4. Affine Cl-Algebra, with Jayanta Sen, , Int. Conference on Logic Navya Nyaya and Applications, Kolkata January 3-7, 2007.

5. A proposal for a theory of applicability of truth predicate in the context of vagueness, with Sanjukta Basu, Int. Conference on Logic Navya Nyaya and Applications, Kolkata, January 3-7, 2007.

Seminars Organized

International Conference on Logic Navya Nyaya and Applications, January, 2007, Jadavpur University, Kolkata

2006

Seminars/conference presentations

• 1. Seminar on Aesthetics and Science , PHISPC, New Delhi, August, 2006. Title: Cognition in Arts and Science with special reference to Mathematics.

  2. Discerning levels: a study in the metalogical notions in some logics of vagueness (with S. Dutta ), accepted for presentation at Prague Colloquium in Logic, Sept. 5-8, 2008.

  3. Invited Talk at Institute of Logic Language and Computation, Amsterdam, Sept. 13 –19, 2006. Along with meetings to develop research collaboration between India and ILLC.

  4. Workshop on Buddhist Philosophy and Modern Science, Nava Nalanda Mahavihara,Nalanda, October 13 – 19, 2006 Title: Space and Time, Euclidean and Pieano Axioms; Mathematical language.

  5. UGC sponsored National Conference on “Revaluating the Humanities in Contemporary Backdrop, Birbhum Mahavidyalaya, suri, April4—6, 2006.

  6. National Seminar on Fuzzy Mathematics and Applications, Tripura University, Agartala, Nov. 25---26, 2006. Title: Rough Sets and Fuzzy Sets

  7. Fourteenth Refresher Course in Philosophy, Dept. of Philosophy, University of Calcutta, January 2 – 21. 2006. Title: Many valued and Fuzzy logics

  8. National Seminar on Advances in Mathematics and Applications, Dept of Mathematics, University of Burdwan, Jan 18---20, 2006. Title: Rough Algebras

  9. National Conference on Applicable Mathematics, Dept. of Mathematics, Jadavpur University

2005

Invited Talks and Academic Visits

• 1. National Seminar on Current Developments on Applications of Mathematics : Trends & Perspectives, Visva Bharati, March, 12—14, 2005. Title : Graded Consequence and Applications

  2. UGC sponsored one day seminar on Explanation in Natural and Social Sciences, Dept of Philosophy, Rabindra Bharati University, March 23, 2005. Title : Explanation in mathematics and other subjects.

  3. Seminar Lectures at the department of Mathematics, Visva Bharati, 17, 18 Feb. 2005. Title : Mathematics, Logic and Computer.

  4. Sixth Pranab Kumar Sen Memorial Lecture, Jadavpur University, June 25, 2005. Title : Mathematical Concepts and Methods.

  5. First Indian Conference on Logic and its Relationship with other Disciplines, IIT, Bombay, January 8—13, 2005. Title : Fuzzy Logic and Graded Consequence.

  6. National Institute of Advanced Studies, Bangalore, August 29 to Sept.3, 2005. Titles : Inconsistencies ; Diagram Studies: Mathematical Proofs

  7. Formal Methods Update ’05, IIT , Bombay, July 18 to 22. Title : Negations and Inconsistencies.

  8. Seminar on History of Science and Philosophy of Science, New Delhi, Nov 8,9. Title : Mathematical RUPAs .

  9. Seminar on Interface of Mathematics and Computer Science, Bethune College, Kolkata, Sept. 30, 2005. Title : Mathematics , Logic and Computer Science.

Conference/Seminar/Workshop organized

Annual International Workshop of Calcutta Logic Circle, October, 2005

2004 and earlier

Presentations in conferences/seminars/workshops

1. Invited Talk, FLATeM-2004, IIT Kharagpur. India, 2004, on Rough Algebras

2. National Seminar on Creativity and Cognitive Science, University of Hyderabad, February, 2004, on Creativity in Mathematics

3. International Conference on Mathematics and Applications, Calcutta Mathematical Society, Calcutta, 2003, On Affine CL-Algebra and its Logic (with Jayanta Sen)

4. Invited Tutorial, CIMPA – UNESCO – INDIA School, Indian Statistical Institute, Calcutta, December, 2002, on Rough Set Theory

5. AFSS International Conference on Fuzzy Systems, Calcutta, February, 2002, on Foundations of Vagueness: A Category-theoretic Approach (with M. Banerjee)

6. Editorial, In: Collected papers of Anjan Shukla, Visva Bharati Publications, 2001, on Anjan Shukla: An Introduction

7. Invited Lectures, Orientation course on Theoretical Aspects of Computer Science, organized by the Institute of Mathematical Sciences (IMSc) , Chennai and United Nations University/International Institute of Software Technology, October – November, 2001, on Vagueness

8. Recent Developments in Mathematics and Applications, Department of Mathematics, Assam University, March, 2001, on Fuzzy and Rough Set Theories

9. National Seminar on Mathematics and Applications, Burdwan University, 2001, on Logics for Some Weak Algebraic Structures (with Sujata Ghosh)

10. Workshop on Logic and Applications, Department of Pure Mathematics, University of Calcutta, September, 2000

11. Workshop on Complexity, Logic and Applications, Department of Pure Mathematics, University of Calcutta, June, 1999

12. Methodology of Science, Visva Bharati, March 1999

13. Seminar on Philosophy of Science: A Cognitive, Historical and Educational Perspective, IIT, Bombay, February, 1998, on Rough Set Theory

14. Cartesian Discourse and its Terms, National Seminar to Commemorate 400^th Birth Anniversary of Rene Descartes, Department of Philosophy, Visva Bharati, February 1997

15. Invited talks, Fuzzy Logic Laboratorium, Linz, February,1996

16. Invited talk, Minisemester on Logic, Algebra and Computer Science, Stephan Banach International Mathematics Centre, Warsaw, December, 1996, on Graded Consequence

17. IAFC Symposium, Marseilles, France, 1983, on Fuzzy Ordering and Fuzzy Order Topology.

18. Symposium on Topology, Indian Science Congress, 1983, on Contraction Mapping and the Completion Problem

Projects and research collaborations

• Indo-Polish Project (DST): Principal Investigator, Indian side. Title: Reasoning under Uncertainty about Complex Objects, 1996-1998. (Principal Investigator on Polish side: Prof. Andrzej Skowron, Department of Mathematics, Warsaw University)

• On the Logic of Plurals, with Prof. Daniel Kayser, LIPN, University of Paris, 2000.

• On the Modal Logic of Rough Consequence, with Prof. M. Bunder, University of Wollongong, Australia and Dr. M. Banerjee, IIT Kanpur (ongoing).

• On Dialogues in Rough Context, with Dr. M. Banerjee, IIT Kanpur (ongoing).

• On the Logic of Diagrams, with Dr. Lopamudra Chowdhury, Department of Philosophy, Jadavpur University (ongoing).

• On the Logic of Belief-disbelief Revision, with Prof. A. Ghosh, University of Wollongong, Australia (ongoing).

Conferences and seminars organized

• • International Congress on Logic Programming, Bonn, March,1997

  • FUZZ-IEEE’97, Barcelona, August 1997

  • First International Conference on Rough Sets and Current Trends in Computing, Warsaw, June,1998

  • Summer Seminar on Logic, Automata and Modelling, Calcutta Logic Circle, University of Calcutta, June, 2001

  • AFSS International Conference on Fuzzy Systems, Calcutta, February 2002

  • National Workshop on Modal Logic and Applications, Calcutta Logic Circle, Department of Pure Mathematics, University of Calcutta, October,2002

  • National Workshop on Logic and Artificial Intelligence, Calcutta Logic Circle, Department of Pure Mathematics, University of Calcutta, October, 2003

  • ISFUMIP Conference on Fuzzy Logic and its Application in Technology and Management (FLATeM), IIT Kharagpur, India, May 2004