Presentations

Synopsis: 60 plenary or invited lectures at conference and workshops; 49 presentations at conferences and workshops; 84 invited colloquium talks and seminars at universities and laboratories, 54 colloquium talks and seminars at various local universities, and 34 participation in conferences and workshops.

Plenary or Invited Lectures at Conferences and Workshops

  1. Talk and software demonstration: W. Hereman, Symbolic computation of conservation laws of nonlinear partial differential equations, Workshop and Academic Salon “Beyond Symbolic Computation and Applied Mathematics,” Zhejiang Normal University, Zhejiang, China, December 16, 2022.
  2. Plenary talk: W. Hereman, A simplified Hirota method: Computation of solitary wave solutions and solitons through homogenization of degree, 6th International Workshop on Nonlinear and Modern Mathematical Physics (NMMP2022), Florida Agricultural and Mechanical University, Tallahassee, Florida, June 18, 2022.
  3. Talk: W. Hereman, Continuous and Discrete Homotopy Operators with Applications, Conference on `Symmetry and Computation’, Centre International des Rencontres Mathematiques (CIRM), Luminy, Marseille, France, April 3, 2018.
  4. Talk and software demonstration: Ü. Göktas and W. Hereman, Application of the simplified Hirota (homogenization) method to a (3+1)-dimensional evolution equation for deriving multiple soliton solutions, Special Session on Analytical and Computational Techniques for Differential and Difference Equations, Ninth IMACS International Conference on Nonlinear Evolution Equations and Wave Phenomena: Computation and Theory, Athens, Georgia, April 2, 2015 [Presented by Ü. Göktas].
  5. Talk: W. Hereman, Application of the Euler and homotopy operators to integrability testing, Special Session on Analytical and Computational Techniques for Differential and Difference Equations, Ninth IMACS International Conference on Nonlinear Evolution Equations and Wave Phenomena: Computation and Theory, Athens, Georgia, April 2, 2015.
  6. Talk and software demonstration: W. Hereman, Symbolic computation of conservation laws of nonlinear partial differential equations, Group 30: XXXth International Colloquium on Group Theoretical Methods in Physics (Group 30), Ghent University, Ghent, Belgium, July 18, 2014.
  7. Talk and software demonstration: W. Hereman, Symbolic computation of conservation laws of nonlinear partial differential equations, 2014 International Conference and 38th South African Symposium on Numerical and Applied Mathematics (SANUM 2014), University of the Witwatersrand, Johannesburg, South Africa, April 16, 2014.
  8. Talk: W. Hereman and T. Bridgman, Symbolic computation of Lax pairs of systems of partial difference equations using consistency around the cube, Minisymposium on Computational Aspects of Moving Frames, 2013 SIAM Conference on Applied Algebraic Geometry, Colorado State University, Fort Collins, Colorado, August 3, 2013.
  9. Talk: W. Hereman and T. Bridgman, Symbolic computation of Lax pairs of systems of partial difference equations using consistency around the cube, Special Session on Nonlinear Waves and Integrable Systems, AMS Spring Western Sectional Meeting, University of Colorado–Boulder, Boulder, Colorado, April 13, 2013.
  10. Talk: W. Hereman and T. Bridgman, Symbolic computation of Lax pairs of systems of nonlinear partial difference equations using consistency around the cube, Special Session on Symbolic and Numerical Aspects of Nonlinear Differential and Difference Equations, Eigth IMACS International Conference on Nonlinear Evolution Equations and Wave Phenomena: Computation and Theory, University of Georgia, Athens, Georgia, March 26, 2013.
  11. Talk: Ü. Göktas, W. Hereman, and A. Cook, Symbolic computation of soliton solutions of PDEs through homogenization, Special Session on Symbolic and Numerical Aspects of Nonlinear Differential and Difference Equations, Eigth IMACS International Conference on Nonlinear Evolution Equations and Wave Phenomena: Computation and Theory, University of Georgia, Athens, Georgia, March 25, 2013 [Presented by Ü. Göktas].
  12. Talk: J. Rezac and W. Hereman, A symbolic algorithm to compute Lax pairs in matrix form for nonlinear evolution equations, Special Session on Symbolic and Numerical Aspects of Nonlinear Differential and Difference Equations, Eigth IMACS International Conference on Nonlinear Evolution Equations and Wave Phenomena: Computation and Theory, University of Georgia, Athens, Georgia, March 26, 2013 [Presented by J. Rezac].
  13. Talk: W. Hereman and T. Bridgman, Symbolic computation of Lax pairs of integrable nonlinear partial difference equations, Workshop on Nonlinear Evolution Equations and Dynamical Systems (NEEDS 2012), Orthodox Academy of Crete, Kolymbari, Crete, July 12, 2012.
  14. Talk: W. Hereman, M. Hickman, Ü. Göktas, and J. Larue, Symbolic computation of scaling invariant Lax pairs in operator form for integrable systems, 2012 Conference on Nonlinear Waves and Coherent Structures, University of Washington, Seattle, Washington, June 15, 2012.
  15. Talk and software demonstration: J. Rezac and W. Hereman, Construction of Lax pairs in matrix form and the Drinfel’d-Sokolov method for conservaton laws, 2012 Conference on Nonlinear Waves and Coherent Structures, University of Washington, Seattle, Washington, June 15, 2012 [Presented by J. Rezac].
  16. Talk and software demonstration: W. Hereman and D. Poole, Symbolic computation of conservation laws of nonlinear PDEs with applications, Seventh International Congress on Industrial and Applied Mathematics, ICIAM 2011, Vancouver, Canada, July 22, 2011.
  17. Semi-plenary talk and software demonstration: W. Hereman and T. Bridgman, Symbolic computation of Lax pairs of integrable nonlinear partial difference equations on quad-graphs, Workshop on Symbolic Analysis, Conference on Foundations of Computational Mathematics (FoCM’11), Budapest, Hungary, July 13, 2011.
  18. Talk and software demonstration: W. Hereman and T. Bridgman, Symbolic computation of Lax pairs of integrable nonlinear partial difference equations on quad-graphs, Seventh IMACS International Conference on Nonlinear Evolution Equations and Wave Phenomena: Computation and Theory (WAVES 2011). University of Georgia, Athens, Georgia, April 6, 2011.
  19. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations in multiple space dimensions, First International Conference on Symmetry Plus Integrability (SPI 2010). In Honor of Prof. Yuji Kodama’s 60th Birthday, South Padre Island, Texas , June 14, 2010.
  20. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations in multiple space dimensions, Special Section on Geometric Flows, Moving Frames and Integrable Systems, 2010 Central Sectional Spring Meeting of the American Mathematical Society, Macalester College, St. Paul, Minnesota , April 10, 2010.
  21. Talk and software demonstration: Symbolic computation of Lax pairs of integrable nonlinear partial difference equations on quad-graphs, Workshop on Discrete Systems and Special Functions (part of the semester program on Discrete Integrable Systems), Isaac Newton Institute for Mathematical Sciences, Cambridge, U.K., June 29, 2009. Lecture in several video formats available at: Streaming Media Service, University of Cambridge, U.K.
  22. Talk and software demonstration: Symbolic computation of Lax pair of two-dimensinal nonlinear partial difference equations, Special Session on Recent Advances in Symbolic Algebra and Analysis, 2009 Spring Southeastern Meeting of the American Mathematical Society, Department of Mathematics, North Carolina State University, Raleigh, North Carolina, April 5, 2009.
  23. Keynote address: Symmetry anyone?, 2008 International Conference and South African Symposium for Numerical and Applied Mathematics (SANUM 2008), Stellenbosch University, Stellenbosch, Matieland, South Africa, March 27, 2008.
  24. Plenary talk: Symbolic computation of conservation laws of nonlinear PDEs in (N+1)-dimensions, 2008 International Conference and South African Symposium for Numerical and Applied Mathematics (SANUM 2008), Stellenbosch University, Stellenbosch, Matieland, South Africa, March 26, 2008.
  25. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear PDEs in (3+1)-dimensions, 2006 SIAM Conference on “Nonlinear Waves and Coherent Structures”, University of Washington, Seattle, Washington, September 10, 2006.
  26. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear PDEs in (3+1)-dimensions, International Conference on “Nonlinear Waves, Integrable Systems and Applications”, Colorado Springs, Colorado, June 4-8, 2005.
  27. Talk and software demonstration: Continuous and discrete homotopy operators: A theoretical approach made concrete, Session: Symbolical and Numerical Computation for Differential Equations, Fourth IMACS International Conference on “Nonlinear Evolution Equations and Wave Phenomena: Computation and Theory”, University of Georgia, Athens, Georgia, April 11-14, 2005.
  28. Talk: M. Hickman and W. Hereman, Computation of densities and fluxes of nonlinear differential-difference equations, Sixth Asian Symposium on Computer Mathematics, Beijing, China, October 23-35, 2003. [Presented by M. Hickman].
  29. Talk: Continuous and discrete homotopy operators with applications in integrability testing, Session: Nonlinear Waves V, AMS Regional Meeting, Boulder, Colorado, October 2-4, 2003.
  30. Talk and software demonstration: Symbolic computation of conserved densities, generalized symmetries, and recursion operators for differential-difference equations, Workshop on Group Theory and Numerical Analysis, Centre de Recherches Mathématiques, Université de Montréal, Montréal, Québec, Canada, May 26-31, 2003.
  31. Talk and software demonstration: Symbolic integrability tests for nonlinear partial differential and differential-difference equations, Fifth International Congress on Industrial and Applied Mathematics (ICIAM) 2003, Sydney, Australia, July 7-11, 2003.
  32. Talk: Symbolic computation of conserved densities, generalized symmetries, and recursion operators for nonlinear evolution and lattice equations, Workshop on “Computer Algebra in Applications to Integrable Systems”, Isaac Newton Institute for Mathematical Sciences, Cambridge, U.K., November 16-17, 2001.
  33. Talk: Conserved densities and generalized symmetries of nonlinear differential-difference equations, Nonlinear Evolution Equations and Dynamical Systems (NEEDS) 2001, Isaac Newton Institute for Mathematical Sciences, Cambridge, U.K., July 24-31, 2001.
  34. Plenary talk: Solving nonlinear wave equations and lattices with Mathematica, International Conference and South African Symposium for Numerical and Applied Mathematics (SANUM 2001), Stellenbosch University, Stellenbosch, Matieland, South Africa, April 11, 2001.
  35. Lecture series: Lecture on wavelets: Theory and applications (10 lectures), Ph.D. Program DOCOP, Department of Physics, University of Antwerp, Antwerp, Belgium, December 4-22, 2000.
  36. Talk: Exact solutions of nonlinear partial differential equations with the tanh/sech method, Wolfram Research, Inc., Champaign, Illinois, November 3, 2000.
  37. Talk: A symbolic algorithm to compute conservation laws of nonlinear evolution equations, Session: Integrability of Evolution Equations, IMACS International Conference on “Nonlinear Evolution Equations and Wave Phenomena: Computation and Theory”, University of Georgia, Athens, Georgia, April 12-15, 1999.
  38. Talk: Symbolic computation of conserved densities, generalized symmetries, and recursion operators for nonlinear evolution and lattice equations, Workshop on Symbolic Computation in Geometry and Analysis, Mathematical Sciences Research Institute (MSRI), Berkeley, California, October 12-16, 1998.
  39. Talk: Symbolic computation of conservation laws (and generalized symmetries) for nonlinear PDEs and differential-difference equations, Session: Applications of Symbolic Computation to Differential Equations, Regional AMS Meeting, Atlanta, Georgia, October 17-19, 1997.
  40. Talk: Symbolic computation of conservation laws for nonlinear PDEs and differential-difference equations, 11th Workshop on “Nonlinear Evolution Equations and Dynamical Systems” (NEEDS ’97), OAK, Kolympari, Crete, June 18-28, 1997.
  41. Talk and software demonstration: Symbolic computation of conserved densities for systems of nonlinear evolution equations, Workshop on “Lie Symmetry Software with Applications to Nonlinear Problems”, International Sophus Lie Center (ISLC), Nordfjordeid, Norway, June 24, 1996.
  42. Talk and software demonstration: Symbolic software for Lie symmetry computations, Workshop on “Lie Symmetry Software with Applications to Nonlinear Problems”, International Sophus Lie Center (ISLC), Nordfjordeid, Norway, June 18, 1996.
  43. Talk: Wavelets: Concepts and applications, Mathematical Physics Days, Catholic University of Leuven, Leuven, Belgium, May 21, 1996.
  44. Lecture series: Lectures on wavelets (8 lectures), Ph.D. Program DOCOP, Department of Physics, University of Antwerp, Antwerp, Belgium, May 13-16, 1996.
  45. Talk: Symbolic software for soliton theory: Integrability, symmetries, conservation laws and exact solutions, Symposium in Applied Mathematics: Nonlinear Waves, Dynamics, Asymptotic Analysis and Physical Applications, in honor of 70th birthday of Martin D. Kruskal, University of Colorado, Boulder, Colorado, August 3-6, 1995.
  46. Talk: Symbolic software for nonlinear PDEs: Integrability, symmetries, and exact solutions, Nonlinear Dynamical Systems Workshop, Research Institute for Applications of Computer Algebra (RIACA), Amsterdam, The Netherlands, June 18-23, 1995.
  47. Talk and software demonstration: Symbolic computation of conserved densities, IMACS Conference on Applications of Computer Algebra, University of New Mexico, Albuquerque, New Mexico, May 16-20, 1995.
  48. Talk and software demonstration: Symbolic software for soliton theory, KdV ’95, International Symposium, Amsterdam, The Netherlands, April 23-16, 1995.
  49. Talk: Symbolic methods to find exact solutions of nonlinear PDEs, 14th IMACS World Congress on Computation and Applied Mathematics, Atlanta, Georgia, July 11-15, 1994.
  50. Talk: Lecture series: Wavelets: theory and applications (3 lectures), Division of Mathematical Physics and Astronomy, University of Ghent, Ghent, Belgium, November 25, December 2 and 9, 1993.
  51. Talk: Symbolic software for the study of nonlinear partial differential equations (incomplete file), 7th IMACS International Conference on Computer Methods for Partial Differential Equations, Rutgers University, New Brunswick, New Jersey, June 22-24, 1992.
  52. Talk: Review of symbolic software for calculating Lie symmetries of PDEs, 7th IMACS International Conference on Computer Methods for Partial Differential Equations, Rutgers University, New Brunswick, New Jersey, June 22-24, 1992.
  53. Talk: Symbolic computation of exact solutions of nonlinear wave equations, Symposium “The Rocky Mountain Nonlinear Experience”, University of Colorado, Boulder, Colorado, August 12-13, 1991.
  54. Talk: Exact solitary waves solutions to nonlinear evolution and wave equations using MACSYMA, IMACS 1st International Conference on Computational Physics, University of Colorado, Boulder, Colorado, June 11-15, 1990.
  55. Talk: Direct methods to construct solitary wave solutions, Workshop WASDA III: Wave and Soliton Days Antwerp, University of Antwerp, Antwerp, Belgium, June 2-3, 1988.
  56. Talk and software demonstration: Use of MACSYMA in applied mathematics, MIPAC Workshop, University of Wisconsin, Madison, Wisconsin, May 16-18, 1988.
  57. Talk and software demonstration: MACSYMA program for the Painlevé test of non-linear ordinary and partial differential equations, Workshop on Finite Dimensional Integrable Nonlinear Dynamical Systems, University of the Witwatersrand, Johannesburg, South Africa, January 11-15, 1988.
  58. Talk: The construction of implicit and explicit solitary wave solutions of non-linear partial differential equations, Conference on Applied Mathematics in the Honor of Prof. A. Ashour, University of Cairo, Cairo, Egypt, January 3-6, 1987.
  59. Talk: Exact solitary wave solutions of non linear evolution and wave equations using a direct algebraic method, Workshop WASDA II: Wave and Soliton Days Antwerp, University of Antwerp, Antwerp, Belgium, June 28, 1985.
  60. Talk: Theoretical aspects of acousto-optical diffraction: Acousto-optical diffraction of intense laser light in an isotropic medium (including third harmonic generation), Second Spring School on Acousto-Optics and Applications, Gdansk, Poland, May 24-29, 1983.

Presentations at Conferences and Workshops

  1. W. Hereman, Symbolic computation of conservation laws of nonlinear partial differential equations, Winter meeting Canadian Mathematical Society, Richmond, British Columbia, Canada, November 29-December 2, 2024 [Presented on Zoom: December 2, 2024].
  2. Poster: F. Verheest and W. Hereman, Gardner equation for solitary waves in multipicies plasmas, 21st International Congress on Plasma Physics (ICCP 2024), Ghent, Belgium, September 10, 2024 [Presented by F. Verheest].
  3. W. Hereman, Using symmetries to investigate the complete integrability of nonlinear PDES and differential-difference equations, Colorado Nonlinear Days, University of Colorado–Colorado Springs, Colorado Springs, Colorado, April 30, 2023.
  4. W. Hereman, A simplified Hirota method: Computation of solitary wave solutions and solitons through homogenization of degree, Colorado Nonlinear Days, University of Colorado–Colorado Springs, Colorado Springs, Colorado, April 24, 2022.
  5. Poster: F. Verheest and W. Hereman, Overtaking interaction of two weakly nonlinear acoustic solitons in plasmas at critical densities, 18th International Congress on Plasma Physics (ICPP 2018), Vancouver, Canada, June 4-8, 2018. [Presented by F. Verheest].
  6. W. Hereman, Gauge equivalence of Lax pairs of nonlinear partial difference equations, Third Colorado Nonlinear Days, University of Colorado–Colorado Springs, Colorado Springs, Colorado, November 12, 2017.
  7. Poster: F. Verheest, C. P. Olivier, and W. Hereman, Supercritical solitons in two-electron temperature plasmas, 43rd European Physical Society Conference on Plasma Physics (EPS 2016), Leuven, Belgium, July 4-8, 2016 [Presented by F. Verheest].
  8. Talk: W. Hereman, The power of the homotopy operator, Second Colorado Nonlinear Day, University of Colorado–Colorado Springs, Colorado Springs, Colorado, April 30, 2016.
  9. Talk: W. Hereman, Symbolic computation of scaling invariant Lax pairs in operator form for integrable systems, First Colorado Nonlinear Day, University of Colorado–Colorado Springs, Colorado Springs, Colorado, November 1, 2014.
  10. Poster: J. Rezac and W. Hereman, A symbolic algorithm for the computation of conservation laws from Lax pairs, Special Session on Symbolic and Numerical Aspects of Nonlinear Differential and Difference Equations, Eigth IMACS International Conference on Nonlinear Evolution Equations and Wave Phenomena: Computation and Theory, University of Georgia, Athens, Georgia, March 27, 2013 [Presented by J. Rezac].
  11. Talk: F. Verheest, M. A. Hellberg, and W. Hereman, Head-on collisions of electrostatic solitons in nonthermal plasmas, 2012 International Topical Conference on Plasma Physics (ITCPS 2012), Faro, Portugal, September 24, 2012 [Presented by F. Verheest].
  12. Poster: F. Verheest, M. A. Hellberg, and W. Hereman, Head-on collisions of electrostatic solitons in multispecies plasmas, 39th European Physical Society Conference on Plasma Physics and 16th International Congress on Plasma Physics, Stockholm, Sweden, July 2-6, 2012 [Presented by F. Verheest and M. A. Hellberg].
  13. Talk and software demonstration: Ü. Göktas and W. Hereman, Symbolic computation of recursion operators of nonlinear differential-difference equations, Seventh IMACS International Conference on Nonlinear Evolution Equations and Wave Phenomena: Computation and Theory (WAVES 2011). University of Georgia, Athens, Georgia, April 5, 2011.
  14. Talk and software demonstration: Ü. Göktas and W. Hereman, Symbolic Computation of Polynomial Conserved Densities, Generalized Symmetries and Recursion Operators for Nonlinear Differential-Difference Equations, Third Conference on Nonlinear Science and Complexity (NSC 2010), Ankara, Turkey, July 29, 2010. [Presented by Ü. Göktas].
  15. Talk and software demonstration: Ü. Göktas and W. Hereman, Symbolic Computation of Recursion Operators for Nonlinear Differential-Difference Equations, First International Symposium on Computing in Science and Engineering (ISCSE 2010), Kusadasi, Aydin, Turkey , June 4, 2010. [Presented by Ü. Göktas].
  16. Talk and software demonstration: D. Poole and W. Hereman, An algorithmic method to symbolically compute conservation laws of nonlinear PDEs in (N+1) dimensions, 2010 Joint Mathematics Meetings of the American Mathematical Society and the Mathematical Association of America, San Francisco, California, January 16, 2010. [Presented by L. Poole].
  17. Talk and software demonstration: D. Poole and W. Hereman, Symbolic computation of conservation laws of nonlinear partial differential equations, 2010 Joint Mathematics Meetings of the American Mathematical Society and the Mathematical Association of America, San Francisco, California, January 14, 2010. [Presented by D. Poole].
  18. Talk and software demonstration: Symbolic computation of Lax pairs of nonlinear partial difference equations, Mini-symposium on “Recent Advances in Continuous and Discrete Integrable Systems”, 2009 SIAM Annual Meeting, Denver, Colorado July 6, 2009.
  19. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Rocky Mountain Section Meeting of the Mathematical Association of America, Colorado School of Mines, Golden, Colorado, April 17, 2009.
  20. Talk: J. de la Porte, B. M. Herbst, W. Hereman and S. J. van der Walt, An introduction to diffusion maps, 19th Symposium of the Pattern Recognition Association of South Africa (PRASA 2008), Cape Town, South Africa, November 26-28, 2008. [Presented by B. Herbst].
  21. Talk and software demonstration: L. D. Poole and W. Hereman, The homotopy operator: from integration by parts to the computation of conservation laws of nonlinear PDEs in multiple dimensions (presentation in Mathematica notebook format for Mathematica version 6), International Users Conference 2008, Wolfram Research, Inc., Urbana-Champaign, Illinois, October 24, 2008. [Presented by L. Poole].
  22. Talk and software demonstration: Symbolic computation of Lax pairs of nonlinear partial difference equations, Eight International Conference on Symmetries and Integrability of Difference Equations (SIDE8), organized by the Centre de Recherches Mathématiques (Université de Montréal, Canada), Saint-Adèle, Québec, Canada, June 27, 2008.
  23. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear PDEs in (N+1) Dimensions, Joint Meeting of the American Mathematical Society and the New Zealand Mathematical Society, Victoria University of Wellington, Wellington, New Zealand, December 13, 2007.
  24. Talk: W. Hereman and W. Malfliet, The tanh method: A tool to solve nonlinear partial differential equations with symbolic software, Proceedings 9th World Multiconference on Systemics, Cybernetics, and Informatics, Orlando, Florida, July 10-13, 2005. [Presented by W. Malfliet].
  25. Talk and software demonstration: Ü. Göktas and W. Hereman, Special solutions of nonlinear PDEs (presentation in Mathematica notebook format), Wolfram Technology Conference 2004, Wolfram Research, Inc., Urbana-Champaign, Illinois, October 23, 2004. [Presented by Ü. Göktas].
  26. Poster: Symbolic computation of conserved densities for nonlinear evolution and lattice equations, Los Alamos Days, University of Colorado, Boulder, Colorado, April 30-May 2, 1998.
  27. Talk: Ü Göktas and W. Hereman, Invariants and symmetries for partial differential equations and lattices, Fourth International Conference on Mathematical and Numerical Aspects of Wave Propagation (WP-98), Colorado School of Mines, Golden, Colorado, June 5, 1998. [Presented by Ü. Göktas].
  28. Talk: W. Hereman and Ü Göktas, Symbolic computation of conservation laws for nonlinear PDEs and differential-difference equations, Third International IMACS Conference on Applications of Computer Algebra (IMACS-ACA’97), Aston Wailea Resort, Maui, Hawaii, July 24-26, 1997. [Presented by Ü Göktas].
  29. Poster: W. Hereman and Ü Göktas, Symbolic computation of conservation laws for nonlinear PDEs and differential-difference equations, 17th Annual International Conference on “Nonlinear Waves and Solitons in Physical Systems”, Center for Nonlinear Studies, Los Alamos National Laboratory, Los Alamos, New Mexico, May 12-16, 1997. [Presented by Ü Göktas].
  30. Poster: W. Hereman and Ü Göktas, Symbolic computation of conservation laws for nonlinear PDEs and differential-difference equations, Fourth East coast computer algebra day, Northeastern University, Boston, Massachusetts, May 3, 1997. [Presented by Ü Göktas].
  31. Poster: Symbolic software for Lie symmetry computations, Workshop on “Symmetry and Integrability of Difference Equations”, Center de Recherches Mathématiques, Université de Montréal; Estérel, Québec, Canada, May 22-29, 1994.
  32. Talk: Symbolic software for soliton theory, Los Alamos Days, University of Colorado, Boulder, Colorado, April 24-25, 1992.
  33. Talk: Symbolic software for nonlinear partial differential equations: symmetries, integrability, and exact solutions, 1992 AMS-SIAM Summer Seminar in Applied Mathematics, Colorado State University, Fort Collins, Colorado, July 26-August 1, 1992.
  34. Talk: A. Grundland and W. Hereman, Lie point symmetries of classical field theories, XIX International Colloquium on Group Theoretical Methods in Physics, Salamanca, Spain, June 29-July 4, 1992. [Presented by A. Grundland].
  35. Talk: Solitary wave solutions of nonlinear PDEs using a direct method and MACSYMA, ICIAM 91: Second International Conference on Industrial and Applied Mathematics, Washington, D.C., July 8-12, 1991.
  36. Talk: W. Hereman, A Macsyma program for the Hirota method, 13th IMACS World Congress, Trinity College, Dublin, Ireland, July 22-26, 1991. [Presented by L. Fishman].
  37. Talk: Applications of symbolic manipulation program to nonlinear PDEs in soliton theory, Front Range Scientific Computation Circus, Department of Mathematics, University of Colorado, Denver, Colorado, November 2, 1990.
  38. Talk: Solitary wave solutions of nonlinear PDEs using MACSYMA, SIAM Annual Meeting, Chicago, Illinois, July 15-20, 1990.
  39. Poster: MACSYMA programs for PDEs and ODEs: the Painlevé test and Lie symmetry program, Los Alamos Days, University of Colorado, Boulder, Colorado, April 12-14, 1990.
  40. Talk and software demonstration: MACSYMA: a guide for the perplexed, Annual Spring Meeting of the Mathematical Association of America, Rocky Mountain Section, Laramie, Wyoming, April 6-7, 1990.
  41. Talk and software demonstration: MACSYMA program for the Painlevé test of non linear ordinary and partial differential equations, Workshop on Symbolic Computation Methods in Differential Equations, Institute for Mathematics and its Applications, University of Minnesota, Minneapolis, Minnesota, June 26-30, 1989.
  42. Talk and software demonstration: MACSYMA program for the calculation of the symmetry group of differential equations, Workshop on Symbolic Computation Methods in Differential Equations, Institute for Mathematics and its Applications, University of Minnesota, Minneapolis, Minnesota, June 26-30, 1989.
  43. Poster: MACSYMA program for the Painlevé test of non-linear ordinary and partial differential equations, NATO School on Partially Integrable Nonlinear Evolution Equations and their Physical Applications, Centre de Physique des Houches, Ecole de Physique Théorique, Les Houches, France, March 21-30, 1989.
  44. Talk: Derivation of the Dym equation and its implicit solitary wave solution, Workshop on Solitons in Nonlinear Optics and Plasma Physics, Institute for Mathematics and its Applications, University of Minnesota, Minneapolis, Minnesota, November 7-11, 1988.
  45. Talk: MACSYMA program for the Painlevé test of nonlinear ordinary and partial differential equations (with demonstration), SIAM Annual Meeting, Minneapolis, Minnesota, July 11-15, 1988.
  46. Talk: Painlevé analysis, integrability, and particular solutions to fifth-order dispersive evolution equations, SIAM Annual Meeting, Minneapolis, Minnesota, July 11-15, 1988.
  47. Poster: Non integrability of multiple wave interactions, SIAM Annual Meeting and 35th Anniversary, Denver, Colorado, October 12-15, 1987.
  48. Talk: Nonlinear mode decoupling for classes of evolution equations, Workshop III on (nonlinear) Stability in Magneto-hydro-dynamics, University of Antwerp, Antwerp, Belgium, August 26-September 24, 1981.
  49. Talk: Niet-resonante golfinterakties voor klassen van evolutie vergelijkingen, Non-resonant wave interactions for classes of evolution equations, Inter-university Postdoctoral Symposium on Field Theory and Statistical Mechanics, Ovifat, Belgium, October 24-25, 1980.

Invited Colloquium Talks and Seminars at Other Universities and Laboratories

  1. Colloquium talk and software demonstration: Symbolic computation of solitary wave solutions and solitons through homogenization of degree, Department of Mathematics and Statistics, Brock University, St.-Catharines, Ontario. Canada,  Thursday, November 17, 2024.
  2. Applied mathematics seminar talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Department of Mathematics, The State University of New York at Buffalo, Buffalo, New York , Friday, May 3, 2024.
  3. Applied mathematics seminar talk and software demonstration: Symbolic computation of solitary wave solutions and solitons through homogenization of degree, Department of Mathematics, The State University of New York at Buffalo, Buffalo, New York , Thursday, May 2, 2024.
  4. Seminar and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Department of Mathematics, Computer Science and Engineering, Liverpool Hope University, Liverpool, U.K. , February 17, 2020.
  5. Colloquium talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Department of Mathematics, Khalifa University of Science and Technology, Abu Dhabi, United Arab Emirates , November 7, 2019.
  6. Colloquium talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Department of Mathematics, Jordan University of Science and Technology (JUST), Irbid, Jordan , October 22, 2019.
  7. Seminar and software demonstration: Symbolic computation of Lax pairs of nonlinear systems of partial difference equations using multidimensional consistency, Instituto de Matematica y Ciencias Afines (IMCA), National University of Engineering (UNI), Lima, Peru , November 28, 2017.
  8. Seminar and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, School of Mathematics, University of Manchester, Manchester, U.K. , July 18, 2017.
  9. Seminar and software demonstration: Symbolic computation of Lax pairs of systems of nonlinear partial difference equations and their gauge equivalence, School of Mathematics, Statistics, and Actuarial Science, University of Kent, Canterbury, U.K. , March 27, 2017.
  10. Colloquium talk and software demonstration: Symbolic computation of Lax pairs of systems of partial difference equations using consistency around the cube, Department of Mathematical Sciences (Applied Mathematics), Stellenbosch University, Stellenbosch, Matieland, South-Africa , April 24, 2014.
  11. Talk: Symbolic computation of scaling invariant Lax pairs in operator form for integrable systems, Mini-symposium SANUM, African Institute for Mathematical Sciences (AIMS), Muizenberg (Cape Town), South-Africa, April 22, 2014. Prelude to the presentation.
  12. Talk and software demonstration: Symbolic computation of Lax pairs of systems of nonlinear partial difference equations using consistency around the cube, Department of Mathematics and Statistics, University of South Florida, Tampa, Florida, March 21, 2014.
  13. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Department of Mathematics and Statistics, University of South Florida, Tampa, Florida, March 21, 2014.
  14. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Departments of Mathematics & Electro-Optics, University of Dayton, Dayton, Ohio, October 14, 2013.
  15. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Department of Mathematics, Ohio University, Athens, Ohio, October 11, 2013.
  16. Software demonstration: Symbolic computation of convervation laws of nonlinear PDEs, Department of Computer Sciences, Catholic University of Leuven, Leuven, Belgium, May 16, 2013.
  17. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Department of Mathematics, Dogus University, Istanbul, Turkey, July 5, 2011.
  18. Talk and software demonstration: Symbolic computation of Lax pairs of nonlinear partial difference equations on quad-graphs. Part II — Systems of lattices, Department of Mathematics, Istanbul Technical University, Istanbul, Turkey, July 4, 2011.
  19. Talk and software demonstration: Symbolic computation of Lax pairs of nonlinear partial difference equations on quad-graphs. (Part I — Scalar nonlinear lattices), Department of Statistics and Computer Sciences, Kadir Has University, Istanbul, Turkey, July 1, 2011.
  20. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Department of Mechanical Engineering, Celal Bayar University, Muradiye, Manisa, Turkey, June 28, 2011.
  21. Talk and software demonstration: Continuous and discrete homotopy operators: A theoretical approach made concrete and applicable, Department of Mathematics, Bilkent University, Bilkent, Ankara, Turkey, June 23, 2011.
  22. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Department of Physics, Middle Eastern Technical University, Ankara, Turkey, June 22, 2011.
  23. Talk and software demonstration: Trilateration: The mathematics behind a local positioning system , Department of Computer Engineering, Turgut Ozal University, Kecioren, Ankara, Turkey, June 21, 2011.
  24. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Department of Mathematics, University of Ghent, Ghent, Belgium, March 15, 2011.
  25. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Department of Mathematics and Computer Sciences, University of Antwerp, Antwerp, Belgium, March 14, 2011.
  26. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Mathematics Department, University of Wisconsin, Madison, Wisconsin, October 19, 2009.
  27. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Department of Mathematics, University of Surrey, Guildford, U.K., June 24, 2009.
  28. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Instituto de Matemática y Ciencas Afines (IMCA) and Faculdad de Ciencas, Universidad Nacional de Ingeniería (UNI), Lima, Peru, March 14, 2009.
  29. Talk and software demonstration: Symbolic computation of Lax pairs of two-dimensional nonlinear partial difference equations, Department of Mathematics, Catholic University of Leuven, Leuven, Belgium, July 29, 2008.
  30. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear PDEs in (N+1)-dimensions, Department of Mathematical and Statistical Sciences, University of Kwa-Zulu Natal, Durban, South Africa, April 7, 2008.
  31. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear PDEs, Department of Mathematics and Statistics, La Trobe University, Melbourne, Australia, November 29, 2007.
  32. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear PDEs in (n+1)-dimensions, Department of Mathematics and Statistics, University of Canterbury, Christchurch, New Zealand, October 25, 2007.
  33. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear PDEs in multi-dimensions, Department of Mathematics and Statistics, University of Otago, Dunedin, New Zealand, September 20, 2007.
  34. Talk and software demonstration: Symbolic computation of travelling wave solutions of nonlinear partial differential and differential-difference equations , Centre de Recherches Mathématiques, Université de Montréal, Montréal, Québec, Canada, May 29, 2007.
  35. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear PDEs in multi-dimensions, Centre de Recherches Mathématiques, Université de Montréal, Montréal, Québec, Canada, May 23, 2006.
  36. Talk and software demonstration: Continuous and discrete homotopy operators: A theoretical approach made concrete and applicable, Department of Computational and Applied Mathematics, Rice University, Houston, Texas, September 19, 2005.
  37. Talk and software demonstration: Continuous and discrete homotopy operators: A theoretical approach made concrete, Department of Pure Mathematics and Computer Algebra, University of Ghent, Ghent, Belgium , June 28, 2005.
  38. Talk and software demonstration: Symbolic computation of travelling wave solutions of nonlinear partial differential and differential-difference equations, Royal Military Academy, Brussels, Belgium, December 23, 2004.
  39. Talk and software demonstration: Continuous and discrete homotopy operators with applications in integrability testing of nonlinear PDEs and lattices, Department of Mathematics, La Trobe University, Melbourne, Australia, August 6, 2004.
  40. Talks and software demonstrations: Continuous and discrete homotopy operators with applications in integrability testing of nonlinear PDEs and lattices: Part II, Department of Mathematics and Statistics, University of Canterbury, Christchurch, New Zealand, August 3, 2004.
  41. Talks and software demonstrations: Continuous and discrete homotopy operators with applications in integrability testing of nonlinear PDEs and lattices: Part I, Department of Mathematics and Statistics, University of Canterbury, Christchurch, New Zealand, July 27, 2004.
  42. Talk and software demonstration: Continuous and discrete homotopy operators with applications in integrability testing of nonlinear PDEs and lattices, Institute of Fundamental Sciences, Massey University, Palmerston North, New Zealand, July 9, 2004.
  43. Talk and software demonstration: Symbolic computation of travelling wave solutions of nonlinear differential-difference equations, Physics Department, University of Antwerp, Antwerp, Belgium, December 23, 2003.
  44. Talk and software demonstration: Continuous and discrete homotopy operators with applications in integrability testing of nonlinear PDEs and lattices, Department of Computer Sciences, Catholic University of Leuven, Leuven, Belgium, December 19, 2003.
  45. Talk and software demonstration: Continuous and discrete homotopy operators with applications in integrability testing, Centre de Recherches Mathématiques, Université de Montréal, Montréal, Québec, Canada, December 4, 2003.
  46. Talk and software demonstration: Symbolic computation of conserved densities, generalized symmetries, and recursion operators for nonlinear differential-difference equations, Physics Department, University of Antwerp, Antwerp, Belgium, July 1, 2003.
  47. Talk and software demonstration: Symbolic computation of conserved densities, generalized symmetries, and recursion operators for nonlinear differential-difference equations, Department of Theoretical Physics (TENA), Free University of Brussels, Brussels, Belgium, June 19, 2003.
  48. Talk and software demonstration: Symbolic computation of conserved densities, generalized symmetries, and recursion operators for nonlinear evolution and lattice equations, Department of Mathematical Physics and Astronomy, University of Ghent, Ghent, Belgium, December 23, 2002.
  49. Talk and software demonstration: Symbolic computation of travelling wave solutions of nonlinear PDEs and lattices with Mathematica, Physics Department, University of Antwerp, Antwerp, Belgium, December 19, 2002.
  50. Talk and software demonstration: Symbolic computation of conserved densities, generalized symmetries, and recursion operators for nonlinear evolution and lattice equations, Department of Mathematics and Applied Mathematics, University of Cape Town, Cape Town, South Africa, June 8, 2001.
  51. Talk and software demonstration: Symbolic computation of conserved densities and generalized symmetries of nonlinear evolution and lattice equations, Joint Colloquium Department of Mathematics and Department of Applied Mathematics, Stellenbosch University, Stellenbosch, Matieland, South-Africa, May 29, 2001.
  52. Talk and software demonstration: Solving nonlinear wave equations and lattices with Mathematica, Department of Mathematics and Applied Mathematics, University of the Free State, Bloemfontein, South Africa, May 23, 2001.
  53. Talk and software demonstration: Solving nonlinear wave equations and lattices with Mathematica, School of Mathematics, University of the Witwatersrand, Johannesburg, South Africa, May 22, 2001.
  54. Talk and software demonstration: Symbolic computation of conserved densities, generalized symmetries, and recursion operators for nonlinear evolution and lattice equations, Center for Differential Equations, Continuum Mechanics and Applications, School of Computational and Applied Mathematics, University of the Witwatersrand, Johannesburg, South Africa, May 21, 2001.
  55. Talk and software demonstration: Solving nonlinear wave equations and lattices with Mathematica , Department of Mathematical and Statistical Sciences, University of Natal, Durban, South Africa, April 20, 2001.
  56. Talk: Solving nonlinear wave equations and lattices with Mathematica, Department of Applied Mathematics, University of Stellenbosch, Stellenbosch, South Africa, February 21, 2001.
  57. Talk and software demonstration: Solving nonlinear wave equations with Mathematica, Department of Physics, University of Antwerp, Antwerp, Belgium, December 19, 2000.
  58. Talk: Symbolic computation of conserved densities and generalized symmetries for nonlinear evolution and lattice equations, Department of Mathematics, University of New Mexico, Albuquerque, New Mexico, October 17, 2000.
  59. Talk: J. DeSanto, W. Hereman, and M. Misra, Application of wavelet transforms in rough surface scattering, Sandia Laboratories, Albuquerque, New Mexico, December 10, 1998.
  60. Talk: Symbolic computation of conserved densities of nonlinear evolution equations and differential-difference equations, Centre de Recherches Mathématiques, Université de Montréal, Montréal, Québec, Canada, May 23, 1997.
  61. Talk: Spline-based wavelets with applications, Department of Physics, University of Antwerp, Antwerp, Belgium, May 23, 1996.
  62. Talk: Wavelets: Theory and selected applications, Colloquium Talk, Departments of Physics and Electrical Engineering, University of Alabama, Huntsville, Alabama, March 12, 1996.
  63. Talk: Modified bilinear and Hirota formalism for nonlinear equations, Division of Mathematical Physics and Astronomy, University of Ghent, Ghent, Belgium, April 28, 1995.
  64. Talk: Symbolic software for nonlinear partial differential equations, Department of Physics, University of Antwerp, Antwerp, Belgium, April 27, 1995.
  65. Talk: Wavelets: An introduction, Department of Physics, University of Antwerp, Antwerp, Belgium, January 11, 1994.
  66. Talk: Symbolic programs for the study of nonlinear evolution equations, Department of Theoretical Physics, Free University of Brussels, Brussels, Belgium, December 21, 1993.
  67. Talk: Symbolic computations for nonlinear partial differential equations from soliton theory, Departement de Physique, Université du Québec a Trois-Rivieres, Québec, Canada, January 9, 1992.
  68. Talk: MACSYMA, exact solutions of nonlinear evolution equations, and solitons, Institute for Theoretical Mechanics, University of Ghent, Ghent, Belgium, December 17, 1991.
  69. Talk: The trilateration program, Thunder Basin Coal Company, Wright, Wyoming, June 20, 1991.
  70. Talk: Construction of explicit and implicit solitary wave solutions to classes of nonlinear evolution and wave equations, Department of Mathematics, University of Wisconsin at Milwaukee, Milwaukee, Wisconsin, April 14, 1989.
  71. Talk: Construction of explicit and implicit solitary wave solutions to classes of nonlinear evolution and wave equations, Department of Mathematics, Virginia Polytechnic Institute and State University, Blacksburg, Virginia, March 3, 1989.
  72. Talk: Review of methods to construct soliton solutions for nonlinear evolution and wave equations, Centre de Recherches Mathématiques, Université de Montréal, Montréal, Québec, Canada, January 23, 1989.
  73. Talk: Methods to construct soliton solutions for nonlinear evolution and wave equations, Institute for Modeling, Non-linear Dynamics and Irreversible Thermodynamics, Technical University of Denmark, Lyngby, Denmark, January 13, 1989.
  74. Talk: Derivation of the Dym equation, its implicit solution and its connection with the KdV and MKdV equations, Department of Mathematics, University of Groningen, Groningen, The Netherlands, January 10, 1989.
  75. Talk: Derivation of the Dym equation, its implicit solution and its connection with the KdV and MKdV equation, Institute for Theoretical Mechanics, University of Ghent, Ghent, Belgium, January 4, 1989.
  76. Talk: Hirota’s method versus Painlevé analysis for nonlinear evolution equations, Institute for Theoretical Mechanics, University of Ghent, Ghent, Belgium, May 27, 1988.
  77. Talk: The construction of implicit and explicit soliton solutions of nonlinear evolution and wave equations, Department of Electrical Engineering, State University of New York at Binghamton, New York, June 2, 1987.
  78. Talk: A direct algebraic method for the construction of solitary wave solutions for a class of nonlinear evolution and wave equations, Department of Mathematics, University of Assiut, Assiut, Egypt, January 10, 1987.
  79. Talk: Recent developments in the theory of acousto-optics, Department of Physics, Dalhousie University and Department of Engineering Physics, Technical University of Nova Scotia, Halifax, Nova Scotia, Canada, April 10, 1986.
  80. Talk: Exact solitary wave solutions of nonlinear evolution and wave equations using a direct algebraic method, Department of Mathematics and Mathematical Research Center, The University of Wisconsin, Madison, Wisconsin, January 29, 1986.
  81. Talk: Recent developments in the theory of acousto-optics, Department of Electrical and Computer Engineering, Syracuse University, Syracuse, New York, April 26, 1985.
  82. Talk: Recent developments in the theory of acousto-optics, Department of Electrical and Computer Engineering, Virginia Polytechnic Institute and State University, Blacksburg, Virginia, April 23, 1985.
  83. Talk: A general direct method of constructing solitary waves from linear solutions, Department of Applied Mathematics, University of Manitoba, Winnipeg, Manitoba, Canada, May 28, 1984.
  84. Talk: Diffraction of light by ultrasound, Department of Applied Mathematics, University of Manitoba, Winnipeg, Manitoba, Canada, May 1, 1981.

Colloquium Talks and Seminars at Local Universities

  1. Colloquium talk: W. Hereman, Symmetry — A ubiquitous concept in nature and science, Osher Life Long Learning Institute (OLLI), University of Denver, Jefferson Unitarian Church Golden, Colorado, April 19, 2023. The pdf file is too large (for WordPress) and therefore split into 2 parts: Part 1, Part 2.
  2. Colloquium talk: W. Hereman, Symbolic computation of solitary wave solutions and solitons through homogenization of degree, Department of Mathematics, University of Colorado–Colorado Springs, Colorado Springs, Colorado, February 23, 2023.
  3. Colloquium talk: W. Hereman, Symbolic computation of solitary wave solutions and solitons through homogenization of degree, Department of Applied Mathematics and Statistics, Colorado School of Mines, Golden, Colorado, September 23, 2022.
  4. Talk: The Hirota method revisited: Computation of solitary wave solutions and solitons through homogenization of degree, Nonlinear Waves Seminar, Department of Applied Mathematics, University of Colorado–Boulder, Boulder, Colorado, February 22, 2022.
  5. Talk: Tools from the calculus of variations and differential geometry to investigate conservation laws of nonlinear PDEs and DDEs, Nonlinear Waves Seminar, Department of Applied Mathematics, University of Colorado–Boulder, Boulder, Colorado, January 28, 2020.
  6. Heiland Lecture: Symmetry Anyone?  Department of Geophysics, Colorado School of Mines, Golden, Colorado, February 23, 2017.  The pdf file is too large (for WordPress) and therefore split into two parts: Part 1, Part 2.
  7. Talk: Symbolic computation of scaling invariant Lax pairs in operator form for completely integrable systems, Nonlinear Waves Seminar, Department of Applied Mathematics, University of Colorado–Boulder, Boulder, Colorado, February 23, 2016.
  8. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Nonlinear Waves Seminar, Department of Applied Mathematics, University of Colorado–Boulder, Boulder, Colorado, October 7, 2014.
  9. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Department of Mathematics, University of Colorado, Colorado Springs, Colorado, October 20, 2011.
  10. Talk and software demonstration: W. Hereman and W. Navidi, Trilateration–Part I, Trilateration–Part II, Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado, April 15, 2011.
  11. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado, September 25, 2009.
  12. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Department of Mathematics, Colorado State University, Fort Collins, Colorado, September 17, 2009.
  13. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear partial differential equations, Department of Mathematical Sciences, University of Northern Colorado, Greeley, Colorado, April 14, 2009.
  14. Talk and software demonstration: Symbolic computation of Lax pairs of two-dimensional nonlinear partial difference equations, Physics Department, Colorado School of Mines, Golden, Colorado, February 24, 2009.
  15. Talk and software demonstration: Symbolic computation of Lax pairs of two-dimensional nonlinear partial difference equations, Nonlinear Waves Seminar, Department of Applied Mathematics, The University of Colorado–Boulder, Boulder, Colorado, November 18, 2008.
  16. Talk and software demonstration: Symbolic computation of Lax pairs of two-dimensional nonlinear partial difference equations, Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado, October 3, 2008.
  17. Talk and software demonstration: Symbolic computation of conservation laws of nonlinear PDEs in multi-dimensions, Computational Mathematics Group, National Center for Atmospheric Research (NCAR), Boulder, Colorado, April 5, 2007.
  18. Talk and software demonstration: Continuous and discrete homotopy operators: A theoretical approach made concrete and applicable, Department of Mathematics, Colorado State University, Fort Collins, Colorado, September 29, 2005.
  19. Talk and software demonstration: Continuous and discrete homotopy operators with applications in integrability testing, Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado, October 31, 2003.
  20. Talk and software demonstration: Symbolic computation of conserved densities, generalized symmetries, and recursion operators for nonlinear evolution and lattice equations, Department of Mathematics, Colorado State University, Fort Collins, Colorado, April 17, 2003.
  21. Talk and software demonstration: Symbolic computation of conserved densities, generalized symmetries, and recursion operators for nonlinear evolution and lattice equations, Department of Mathematics, University of Colorado, Colorado Springs, Colorado, September 26, 2002.
  22. Talk and software demonstration: Teaching your computer to do mathematics, Davidson Young Scholars Reunion Gathering, Davidson Institute and Colorado School of Mines, Golden, Colorado, June 21, 2002.
  23. Talk and software demonstration: Symbolic computation of conserved densities, generalized symmetries, and recursion operators for nonlinear evolution and lattice equations, Department of Applied Mathematics, University of Colorado, Boulder, Colorado, February 28, 2002.
  24. Talk and software demonstration: Solving nonlinear PDEs and lattices with Mathematica, Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado, February 8, 2002.
  25. Talk: Symbolic computation of conserved densities, generalized symmetries, and recursion operators for nonlinear evolution and lattice equations, Department of Applied Mathematics, University of Colorado, Boulder, Colorado, October 21, 1999.
  26. Talk and software demonstration: Symbolic computation of conserved densities, generalized symmetries, and recursion operators for nonlinear evolution and lattice equations, Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado, September 24, 1999.
  27. Talk and software demonstration: Symbolic computation of conserved densities, generalized symmetries, and recursion operators for nonlinear evolution and lattice equations, Department of Mathematics, University of Colorado, Colorado Springs, Colorado, September 23, 1999.
  28. Talk and software demonstration: Symbolic computation of conserved densities and symmetries of nonlinear evolution and differential-difference equations, Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado, November 25, 1997.
  29. Talk: Solving PDEs through homogenization, Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado, February 27, 1996.
  30. Talk: Wavelets: Theory and applications — An introduction, Colloquium Talk, Division of Engineering, Colorado School of Mines, Golden, Colorado, March 21, 1995.
  31. Talk: Wavelets: Theory and applications — An introduction, Computational Modeling Seminar, Division of Engineering, Colorado School of Mines, Golden, Colorado, February 27, 1995.
  32. Lecture series: Lectures on wavelets (5 lectures), Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado, October 25, November 1, 8, 15, and 22, 1994.
  33. Talk: Symbolic computation for investigating nonlinear partial differential equations, Colloquium Series, Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado, September 16, 1994.
  34. Talk: Wavelets: An introduction, Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado, February 14, 1994.
  35. Talk and software demonstration: Symbolic computing in research, National Institute of Standards and Technology (NIST), Boulder, Colorado, March 10, 1992.
  36. Talk and software demonstration: Symbolic computing in research, Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado, February 24, 1992.
  37. Talk: The bulldozer project, Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado. Briefing for Thunder Basin Coal Company, February 1, 1991 and Graduate Seminar, February 4, 1991.
  38. Talk: Solitary wave solutions of PDEs using a direct method and MACSYMA, Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado, October 1, 1990.
  39. Talk: Solitary wave solutions of PDEs using a direct method and MACSYMA, Department of Physics, Colorado School of Mines, Golden, Colorado, September 18, 1990.
  40. Talk and software demonstration: MACSYMA: a guide for the perplexed, Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado, March 5, 1990.
  41. Talk: Solitary wave solutions of PDEs using MACSYMA, Department of Mathematics, University of Colorado, Boulder, Colorado, October 19, 1989.
  42. Talk: Exact solitary wave solutions of non-linear evolution and wave equations using a direct algebraic method and MACSYMA, Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado, October 2, 1989.
  43. Talk: Construction of explicit and implicit solitary wave solutions of classes of nonlinear evolution and wave equations, Department of Mathematical and Computer Sciences, Colorado School of Mines, Golden, Colorado, July 7, 1989.
  44. Talk: Connections between the Dym, KdV, and the MKdV equations, Department of Mathematics and Mathematical Research Center, The University of Wisconsin, Madison, Wisconsin, October 12, 1988.
  45. Talk and software demonstration: MACSYMA: Reboot, Department of Mathematics, University of Wisconsin, Madison, Wisconsin, November 11, 1987.
  46. Talk and software demonstration: MACSYMA: A guide for the perplexed, Department of Mathematics, University of Wisconsin, Madison, Wisconsin, November 4, 1987.
  47. Talk: Intimate connections between the KdV, the MKdV, and the Harry Dym equations, Department of Mathematics and Mathematical Research Center, The University of Wisconsin, Madison, Wisconsin, October 21, 1987.
  48. Talk and software demonstration: MACSYMA, Department of Mathematics and Mathematical Research Center, University of Wisconsin, Madison, Wisconsin, October 20, 1987.
  49. Talk: Developments in acousto-optics, Department of Mathematics and Mathematical Research Center, University of Wisconsin, Madison, Wisconsin, September 30, 1986.
  50. Talk: Mathematical aspects of physics/engineering developments in nonlinear waves and acousto-optics, Department of Electrical and Computer Engineering, University of Iowa, Iowa City, Iowa, March 21, 1986.
  51. Talk: Exact solitary wave solutions of nonlinear evolution and wave equations using a direct algebraic method, Department of Electrical and Computer Engineering, University of Iowa, Iowa City, Iowa, February 13, 1986.
  52. Talk: Exact solitary wave solutions of nonlinear evolution and wave equations using a direct algebraic method, Department of Mathematics, University of Iowa, Iowa City, Iowa, November 21, 1985.
  53. Talk: Outline of a general direct method of constructing solitary waves from linear solutions, Department of Electrical and Computer Engineering, University of Iowa, Iowa City, Iowa, April 19, 1984.
  54. Talk: Some recent developments in the theory of acousto-optics, Department of Electrical and Computer Engineering, University of Iowa, Iowa City, Iowa, March 8, 1984

Participation in Conferences and Workshops

  1. 2022 International Forum on Research Excellence (IFoRE 2022), Sigma Xi — The Scientific Research Honor Society, Alexandria (VA), virtual November 3-6, 2022.
  2. Conference Report: W. Hereman, Roots to Fruits: Responsible Research for a Flourishing Humanity — How Science Virtues Serve Society, 2021 Annual Research Conference, and Art Exhibit (AMSRC 2021), Sigma Xi — The Scientific Research Honor Society, virtual, November 4-7, 2021.
  3. Conference Report: W. Hereman, Hacking the Brain: The Intersection between Brain and Neuroscience, 2020 Annual Research Conference, and Art Exhibit (AMSRC 2020) Sigma Xi — The Scientific Research Honor Society, virtual, November 5-8, 2020.
  4. Workshop on “Nonlinear Algebra in Applications,” ICERM, Brown University, Providence, RI, November 12-16, 2018.
  5. American Mathematical Society Committee on Science Policy Forum, Washington, DC, March 4-5, 2011.
  6. 8th Annual Pikes Peak Region Undergraduate Mathematics (PPRUM) Conference, United States Air Force Academy, Colorado Springs, Colorado, February 26, 2011.
  7. Opening Session of International Symposium II on Unconventional Plasmas, Eindhoven University of Technology, Eindhoven, The Netherlands, August 14-16, 2006.
  8. Second Front Range Applied Mathematics Student Conference, University of Colorado, Denver, Colorado, March 11, 2006.
  9. First Annual Front Range Undergraduate Mathematical Sciences Conference, Colorado School of Mines, Golden, Colorado, October 30, 2004.
  10. NSF-CBMS Regional Conference on Numerical Methods in Forward and Inverse Electromagnetic Scattering, Colorado School of Mines, Golden, Colorado, June 3-7, 2002.
  11. Board of Trustees Conference Colorado School of Mines, Allenspark, Colorado, June 11-13, 1998.
  12. Conference on Education: Teaching with Technology, Colorado School of Mines, Golden, Colorado, July 29-31, 1996.
  13. Joint AMS-BeNeLux International Meeting, University of Antwerp, Antwerp, Belgium, May 22-25, 1996.
  14. Kick-off Meeting, Multidisciplinary University Research Initiative (MURI), Air Force Office of Scientific Research Computational Electromagnetics Initiative, University of Delaware, Newark, Delaware, November 4, 1995.
  15. Mini-conference “Rocky Mountain Experience IV”, University of Colorado, Boulder, Colorado, August 3-4, 1994.
  16. Mini-conference “Rocky Mountain Experience III”, University of Colorado, Boulder, Colorado, August 17-18, 1993.
  17. Midwest Dynamical Systems Conference, University of Colorado, Boulder, Colorado, March 26-28, 1993.
  18. Los Alamos Days, University of Colorado, Boulder, Colorado, March 25, 1993.
  19. Contact Group “Theoretical and Analytical Mechanics”, University of Ghent, Ghent, Belgium, December 19, 1991.
  20. Addison-Wesley Workshop on “Technology in the Mathematics Curriculum”, Denver, Colorado, November 22, 1991.
  21. Workshop on Computer Algebra Software and the Teaching of Calculus, Department of Mathematics and Computer Science, University of Denver, Denver, Colorado, October 5-7, 1990.
  22. Workshop on Solitons in Physics and Mathematics, Institute for Mathematics and its Applications, University of Minnesota, Minneapolis, Minnesota, September 12-16, 1988.
  23. Inter-university Postdoctoral Symposium on Field Theory and Statistical Mechanics, Han-sur-Lesse, Belgium, October 12-13, 1984.
  24. International School of Physical Acoustics: Fundamental Principles and Applications of Acoustic Waves, Erice, Trapani, Italy, November 30-December 10, 1982.
  25. Inter-university Postdoctoral Symposium on Field Theory and Statistical Mechanics, Houthalen, Belgium, October 1-2, 1982.
  26. Solitons `82: Scott Russell Centenary Conference and Workshop, Heriot-Watt University, Edinburgh, U.K., August 22-27, 1982.
  27. International Post University Courses, University of Ghent, Ghent, Belgium, August 15-21, 1982.
  28. Dynamics Days Twente `82, Twente University of Technology, Enschede, The Netherlands, May 25-26, 1982.
  29. Conference of the Belgian Mathematical Society, University of Antwerp, Antwerp, Belgium, May 13-14, 1982.
  30. Inter-university Postdoctoral Symposium on Geodesy and Geophysics, Han-sur-Lesse, Belgium, February 17-19, 1982.
  31. Inter-university Postdoctoral Symposium on Field Theory and Statistical Mechanics, Tiege-lez-Spa, Belgium, October 2-3, 1981.
  32. Workshop II on (nonlinear) Stability in Magneto-hydro-dynamics, University of Antwerp, Antwerp, Belgium, September 1-30, 1980.
  33. Dynamics Days Twente `80, Twente University of Technology, Enschede, The Netherlands, April 15-16, 1980.
  34. Inter-university Postdoctoral Symposium on Field Theory and Statistical Mechanics, Kasterlee, Belgium, October 5-6, 1979.