Yoshiharu Kohayakawa - Miscellanea

Olimpíadas

• Anúncios antigos de provas da OBM e outros

IMO 2017, ICM 2018, Biênio da Matemática

• 58th International Mathematical Olympiad (IMO 2017), Rio de Janeiro, 12 to 24 July 2017

• International Congress of Mathematicians 2018, Rio de Janeiro, 1 to 9 August 2018

• Biênio da Matemática

Old pointers

• 2a. Semana da Pura, IME-USP, 4 a 6 de junho de 2025
• International Day of Mathematics, 14 March 2025
• 2a. Escola Brasileira de Combinatória, IMPA, Rio de Janeiro, 10 to 14 March 2025
• Workshop em Comemoração aos 55 anos da SBM, UNICAMP, Campinas, 2 a 6 de dezembro de 2024
• Colóquio do IME, IME/USP, 18 October 2024
• Nicolau 60 Conference, A conference in honour of Nicolau Saldanha's 60th birthday, PUC-Rio, Rio de Janeiro, 7 to 9 August 2024
• Colloquia in Combinatorics 2024, UCL and LSE, London, 8 and 9 May 2024
• International Day of Mathematics 2024, 14 March 2024
• 1ª Escola Brasileira de Combinatória, Juquehy, São Paulo, 11 to 15 September 2023
• 34º Colóquio Brasileiro de Matemática, IMPA, Rio de Janeiro, 23 a 28 de julho de 2023
• RS&A 2023, Random Structures & Algorithms, Carnegie Mellon University, Pittsburgh, 12 to 16 June 2023
• Nordeste Dinâmico, dedicado aos 50 anos de Carlos Gustavo Moreira, UFAL, 6 a 10 de fevereiro de 2023
• LATIN 2022, The 15th Latin American Theoretical Informatics Symposium, Guanajuato, 7 to 11 November 2022
• Encontro Conjunto Brasil-Portugal em Matemática, Salvador, 14 a 20 de agosto de 2022
• RSA 2021/2022, Random Structures and Algorithms, Gniezno, 1 to 5 August 2022
• Probability and Combinatorics, A Conference in Celebration of Bruce Reed’s Mathematical Career, Oxford, United Kingdom, 25 to 29 July 2022
• Virtual ICM 2022, International Congress of Mathematicians, 6 to 14 July 2022
• Discrete Mathematics Days 2020/2022, Santander, 4 to 6 July 2022
• Workshop on Extremal Combinatorics, Isfahan Branch of the IPM, Iran, 18 and 19 May 2022
• 33o Colóquio Brasileiro de Matemática, IMPA, Rio de Janeiro, 2 to 6 August 2021
• EUROCOMB 2021, European Conference on Combinatorics, Graph Theory and Applications, Barcelona (online), 6 to 10 September 2021
• LAGOS 2021, The 11th Latin and American Algorithms, Graphs and Optimization Symposium, São Paulo (online), 17 to 21 May 2021
• LATIN 2020, The 14th Latin American Theoretical Informatics Symposium, São Paulo (online), 5 to 8 January 2021 (rescheduled)
• My suggestion for the department's logo
• Workshop on Graph Theory and Combinatorics in Thuringia, TU Ilmenau (online), 28 to 31 July 2020
• Prime Numbers, Determinism and Pseudorandomness, 60th birthday conference of Christian Mauduit, CIRM Luminy, Marseille, 4 to 8 November 2019
• FLACAM 2019, French Latin-American Conference on New Trends in Applied Mathematics, U. of Chile, Santiago, 5 to 8 November 2019
• EUROCOMB 2019, European Conference on Combinatorics, Graph Theory and Applications, Bratislava, 26 to 30 August 2019
• 32o. Colóquio Brasileiro de Matemática, IMPA, Rio de Janeiro, 28 July to 2 August 2019
• The 19th International Conference on Random Structures and Algorithms, ETH Zurich, 15 to 19 July 2019
• LAGOS 2019, The 10th Latin and American Algorithms, Graphs and Optimization Symposium, Belo Horizonte, 2 to 7 June 2019
• Structure and Randomness in Hypergraphs, LSE, London, 17 to 21 December 2018
• Combinatorics: Extremal, Probabilistic and Additive, São Paulo, 23 to 27 July 2018
• Building Bridges II, celebrating the 70th birthday of László Lovász, Budapest, 2 to 6 July 2018
• LATIN 2018, The 13th Latin American Theoretical Informatics Symposium, Buenos Aires, 16 to 19 April 2018
• Graphs and Randomness, IMPA, Rio de Janeiro, 19 February to 4 March 2018
• Rio Workshop on Extremal and Structural Combinatorics, IMPA, Rio de Janeiro, 7 to 21 January 2018
• EUROCOMB 2017, European Conference on Combinatorics, Graph Theory and Applications, Vienna, 28 August to 1 September 2017
• RSA 2017, Random Structures and Algorithms, Gniezno, 7 to 11 August 2017
• 31o. Colóquio Brasileiro de Matemática, IMPA, Rio de Janeiro, 30 July to 5 August 2017
• Mathematical Congress of the Americas 2017, Montreal, Canada, 24 to 28 July 2017
• Discrete Geometry and Convexity - BÁRÁNY 70, Rényi Institute, Budapest, 19 to 23 June 2017
• Discrete Geometry Fest 2017, Rényi Institute, Budapest, 15 to 19 May 2017
• Proving and Using Pseudorandomness, Simons Institute for the Theory of Computing, Berkeley, 6 to 10 March 2017
• ATI-HIMR Focused Research Workshop: Large-scale Structures in Random Graphs, Alan Turing Institute, London, 12 to 16 December 2016
• 6th Polish Combinatorial Conference, Będlewo, 19 to 23 September 2016
• APPROX/RANDOM 2016, Approximation, Randomization, and Combinatorial Optimization. Algorithms and Techniques, Paris, 7 to 9 September 2016
• EXCILL 3, Extremal Combinatorics at Illinois III, Chicago, 8 to 10 August 2016
• São Paulo School of Advanced Science on Algorithms, Combinatorics and Optimization, São Paulo, 18 to 29 July 2016
• Mathematics of Jiří Matoušek, Prague, 23 to 28 July 2016
• 50 Years of the Hales-Jewett Theorem, Bellingham, Washington, 6 to 8 May 2016
• Combinatorics and Probability, Oberwolfach, 17 to 23 April 2016
• LATIN 2016, Latin American Theoretical INformatics, Ensenada, Mexico, 11 to 15 April 2016
• Combinatorics: Challenges and Applications, Celebrating Noga Alon's 60th Birthday, Tel Aviv, 17 to 21 January 2016
• 2016 Joint Mathematics Meeting, Seattle, 6 to 9 January 2016
• Workshop on Combinatorics, Number Theory and Dynamical Systems, IMPA, Rio de Janeiro, 24 to 28 August 2015
• 30o. Colóquio Brasileiro de Matemática, IMPA, Rio de Janeiro, 26 to 31 July 2015
• RS&A 2015, International Conference on Random Structures and Algorithms, Pittsburgh, 27 to 31 July 2015
• Intuitive Geometry: László Fejes Tóth Centennial (Conference and Workshop), Budapest, 22 to 28 June 2015
• Connections in Discrete Mathematics: a celebration of the work of Ron Graham, Vancouver, 15 to 19 June 2015
• FoCM, Foundations of Computational Mathematics 2014, Montevideo, Uruguay, 11 to 20 December 2014; FoCM Workshop A4: Graphs and Combinatorics
• Lyon-São Paulo Workshop, U. of São Paulo, 10 to 14 November 2014
• ICM 2014, International Congress of Mathematicians, Seoul, Korea, 13 to 21 August 2014
• Summit: 240: the Birthday Conference for P. Frankl, Z. Füredi, E. Győri and J. Pach, Budapest, 7 to 11 July 2014
• Atlanta Lecture Series in Combinatorics and Graph Theory XII, Atlanta, USA, 26 and 27 April 2014
• LATIN 2014, Latin American Theoretical INformatics, Montevideo, Uruguay, 31 March to 4 April 2014
• Miki Simonovits is 70---a celebration with lectures, Budapest, 3 and 4 January 2014
• Workshop on Combinatorics, Number Theory and Dynamical Systems, IMPA, Rio de Janeiro, 19 to 23 August 2013
• Mathematical Congress of the Americas 2013, Guanajuato, Mexico, 5 to 9 August 2013
• RS&A 2013, International Conference on Random Structures and Algorithms, Poznań, 5 to 9 August 2013
• 29o. Colóquio Brasileiro de Matemática, IMPA, Rio de Janeiro, 21 July to 2 August 2013
• Erdős Centennial, Budapest, 1 to 5 July 2013
• Combinatorics and Probability, Oberwolfach, 14 to 20 April 2013
• Third Abel Conference: A Mathematical Celebration of Endre Szemerédi, Institute for Mathematics and its Applications, Minneapolis, 29 November to 1 December 2012
• LXXXI Encuentro Anual de la Sociedad Chilena de Matemáticas, Olmué, Chile, 8 to 10 November 2012
• Conference on Graphs and Analysis, School of Mathematics, Institute for Advanced Study and Center for Computational Intractability at Princeton University, 4 to 8 June 2012
• Brazil--Cornell Workshop on Computer Science, CS Department, Cornell University, 7 and 8 May 2012
• LATIN 2012, Latin American Symposium on Theoretical Informatics, 16 to 20 April 2012, Arequipa
• EuroComb2011 European Conference on Combinatorics, Graph Theory and Applications, 29 August to 2 September 2011, Budapest
• Paul Turán Memorial Conference 22 to 26 August 2011, Budapest
• Infinite and Finite Set; Celebrating the 80th Birthday of András Hajnal, 13 to 17 June 2011, Budapest
• RS&A 2011 International Conference on Random Structures and Algorithms, 24 to 28 May 2011, Atlanta
• Avanços e Perspectivas da Ciência no Brasil, América Latina e Caribe 2010, 29 November to 3 December 2010, Rio de Janeiro
• Endre Szemerédi's Fête, a meeting held in honour of the 70th birthday of Endre Szemerédi, 2 to 9 August 2010, Budapest
• LATIN 2010, 9th Latin American Theoretical Informatics Symposium, 19 to 23 April 2010, Oaxaca, México
• Combinatorics, Groups, Algorithms, and Complexity, a meeting held in honour of Laci Babai's 60th birthday, 21 to 25 March 2010, Columbus
• I run Debian GNU/Linux on my desktop [I used to; I now run Ubuntu, and I've also succumbed to the Apple machines]
• Third Latin American Congress of Mathematicians, 31 August to 4 September 2009, Santiago de Chile
• BioCombP: A Workshop on Bioinformatics, Combinatorics, and Probability, 22 and 23 July 2009, U. of São Paulo
• LAGOS'07, Latin-American Algorithms, Graphs and Optimization Symposium, Hotel Cabañas del Lago, Puerto Varas, Chile, 25 to 29 November 2007
• 11th Brazilian School of Probability, Maresias Beach Hotel, São Sebastião, São Paulo, 5 to 11 August 2007
• 26o. Colóquio Brasileiro de Matemática, IMPA, Rio de Janeiro, 29 July to 3 August 2007
• The 13th International Conference on Random Structures and Algorithms, Tel Aviv, 28 May to 1 June 2007
• Quasi-random Structures, Regularity Lemmas and their Applications, January 22 to 26, 2007, Rényi Institute of the Hungarian Academy of Sciences, Budapest, Hungary
• School and Workshop on Probability Theory and Applications ICTP/CNPq: Trees, Chains and Random Systems, January 21 to February 3, 2007, Campos do Jordão, Brazil
• God and Computers
• Latin American Theoretical INformatics (LATIN 2004), Buenos Aires, Argentina, April 5 to 8, 2004
• Words 2003, 4th International Conference on Words, Turku, Finland, 10 to 13 September 2003
• EuroComb 2003, European Conference on Combinatorics, Graph Theory and Applications, Prague, 8 to 12 September, 2003
• Workshop on Combinatorics, Algorithms, and Applications, Ubatuba, SP, Brazil, 1 to 5 September 2003
• The 11th International Conference on Random Structures and Algorithms, Poznan, Poland, 9 to 13 August 2003
• Combinatorics in Cambridge, in honour of Béla Bollobás on his 60th birthday, Cambridge, UK, 4 to 7 August 2003
• 24o. Colóquio Brasileiro de Matemática, IMPA, Rio de Janeiro, 27 July to 1 August 2003
• Workshop on Extremal Graph Theory, a meeting dedicated to the 60th birthday of Miklós Simonovits, Budapest, June 16-20, Balaton, June 23-27, 2003
• 2003 Spring Central Section Meeting of the AMS, Bloomington, IN, April 4-6, 2003
• 2003 Paul Erdös Lecture Series, University of Memphis, March 21 and 22, 2003
• Combinatorics, in Honour of Walter Deuber's 60th Birthday, Humboldt-Universität zu Berlin, 7th and 8th October 2002
• Thematic Programme on Asymptotic Geometric Analysis, PIMS at the University of British Columbia, Summer 2002
• ICALP2002, the 29th International Colloquium on Automata, Languages, and Programming, 8 to 13 July 2002, Málaga, Spain.
• XIII Olimpíada de Matemática do Cone Sul, Fortaleza, Ceará, 22 a 28 de junho de 2002
• The 34th Annual ACM Symposium on Theory of Computing (STOC 2002), Montréal, Québec, Canada, May 19 to 21, 2002
• Workshop Latino-Americano de Cliques em Grafos, Fórum de Ciência e Cultura, UFRJ, Rio de Janeiro, 17 to 19 April 2002.
• Latin American Theoretical INformatics (LATIN 2002), Cancun, Mexico, April 3 to 6, 2002
• Workshop on Combinatorics, Random Structures, and Algorithms, IMPA, Rio de Janeiro, 12 and 13 March 2002
• Disorder, Percolation, and Random Walks, IMPA, Rio de Janeiro, 18 and 19 February 2002
• AMS Joint Mathematics Meetings, San Diego, CA, 6 to 9 January 2002
• The 13th Annual ACM-SIAM Symposium on Discrete Algorithms (SODA 2002), San Francisco, CA, 6 to 8 January 2002
• KnuthFest 2002, A Festive Celebration to celebrate Don Knuth's 1000000th (that is 64, in binary) birthday will be held by his family, friends, colleagues, and students on January 4-5, 2002, at Stanford University
• The 42nd Annual Symposium on Foundations of Computer Science (FOCS 2001), Las Vegas, Nevada, October 14 to 17, 2001
• Olimpíada Iberoamericana de Matemática Universitária, 6 de outubro de 2001
• Combinatorics, Probability, and Computing, Oberwolfach, 23 to 29 September 2001
• Simpósio de Matemática para Graduação, Departamento de Matemática, ICMC, USP/São Carlos, 20 a 22 de agosto de 2001
• APPROX 2001+RANDOM 2001, 4th. International Workshop on Approximation Algorithms for Combinatorial Optimization Problems, and 5th. International Workshop on Randomization and Approximation Techniques in Computer Science, 18 to 20 August 2001, Berkeley, California
• The 10th International Conference on Random Structures and Algorithms, Poznan, August 6 to 10, 2001
• 23o. Colóquio Brasileiro de Matemática, IMPA, Rio de Janeiro, July 22 to 27, 2001
• The 33rd Annual ACM Symposium on Theory of Computing (STOC), Crete, Greece, July 6 to 8, 2001
• Workshop and Conference on Hypergraphs, Gyula O.H. Katona is 60, Rényi Institute, Budapest, Hungary, June 4 to 17 and June 7 to 9, 2001
• Fortaleza Summer School on Algorithms and Combinatorics, Fortaleza, Ceará State, Brazil, March 12 to 24, 2001
• Brazilian Symposium on Graphs, Algorithms and Combinatorics, Fortaleza, Ceará State, Brazil, March 17 to 19, 2001
• Finite and Infinite Combinatorics, Budapest, Hungary, January 5 to 10, 2001
• Wearables Lab, Computer Science Department, Stanford University
• The 41st IEEE Annual Symposium on Foundations of Computer Science (FOCS), Redondo Beach, CA, November 12 to 14, 2000.
• DIMACS Workshop on Sublinear Algorithms, Princeton, NJ, September 24 to 27, 2000
• Sixth International Conference on Graph Theory, Marseille, France, August 28 to September 1, 2000
• 4th Brazilian School of Probability, Mambucaba, Angra dos Reis, RJ, August 14 to 19, 2000
• First Latin American Congress of Mathematicians, IMPA, Rio de Janeiro, July 31 to August 4, 2000
• International Conference on Dynamical Systems, IMPA, Rio de Janeiro, July 19 to 28, 2000. A meeting dedicated to the 60th birthday of Jacob Palis
• Escola de Computação, São Paulo, 24 a 28 de julho de 2000
• LATIN 2000, Latin American Theoretical INformatics, Punta del Este, Uruguay, April 10 to 14, 2000. [Mirror at the U. of Toronto]
• III Workshop in Combinatorics and Discrete Structures, April 16 to 20, 2000, Ubatuba, São Paulo
• Workshop Mambucaba, Hotel do Bosque, Angra dos Reis, RJ, Brazil, 29 November - 3 December, 1999
• Algorithms and Combinatorics Day, 15 October 1999
• Workshop on Combinatorics and Discrete Structures, Instituto de Computação, UNICAMP, Campinas, SP, Brazil, 2 - 4 August 1999
• 22o. Colóquio Brasileiro de Matemática, IMPA, Rio de Janeiro, 26 a 30 de julho de 1999. Veja, em particular, as Sessões Especiais
• Try MANJARA: http://cluster.cs.yale.edu
• Paul Erdős and his Mathematics, Budapest, Hungary, 4 to 11 July 1999 [Beautiful book with a collection of papers related to the work of Paul Erdős]
• Opta-fun!
• LATIN '98 Latin American Theoretical INformatics, Institute of Computing, Campinas, 20--24 April 1998
• Dia da Combinatória, 1 December 1997
• Sessão Especial de Combinatória, 21o. Colóquio Brasileiro de Matemática, IMPA, Rio de Janeiro, 21 a 25 de julho de 1997
• Dia da Combinatória [ps.gz | dvi.gz], 18 June 1997
• Terceira Oficina Nacional em Problemas Combinatórios, IME-USP, 29 e 30 de abril de 1997
• The Rio de Janeiro Conference on Foundations of Computational Mathematics, 5-12 January 1997
• Professor U.S.R. Murty will give a talk on Friday, 29 November 1996. [PostScript announcement]
• International Workshop on Combinatorics, 2 to 4 October 1996
• Dia da Combinatória, 30 September 1996
• A Obra e o Legado de John von Neumann, 14 November 1995
• Special number of Resenhas, dedicated to Semana de Combinatória, 9 to 11 November 1994, organized on the occasion of Paul Erdős's visit to IME/USP

• Theory of Computing. The following essays and sites are of interest to all theoreticians:
  1. Theory of Computing: Goals and Directions, by A.V. Aho et al. [Downloaded copy | Original]
  2. Theory of Computing: A Scientific Perspective, by O. Goldreich and A. Wigderson [Downloaded copy | Original]
  3. Home page of the Theory of Computing Working Group of the ACM Workshop on Strategic Directions in Computing Research
  4. The discussions page of the Electronic Colloquium on Computational Complexity

• This is me, according to a former student of our undergraduate programme (something else he produced)

Last modified: Mon 5 Oct 2026 4:58:35p.m. UTC -03