December 18, 2016
This is neither an elementary introduction to singularity theory nor a specialized treatise containing many new theorems. The purpose of this little book is to invite the reader on a mathematical promenade. We pay a visit to Hipparchus, Newton and Gauss, but also to many contemporary mathematicians. We play with a bit of algebra, topology, geometry, complex analysis and computer science. Hopefully, some motivated undergraduates and some more advanced mathematicians will enjoy...
July 13, 2021
Jonathan M. Borwein (1951-2016) was a prolific mathematician whose career spanned several countries (UK, Canada, USA, Australia) and whose many interests included analysis, optimisation, number theory, special functions, experimental mathematics, mathematical finance, mathematical education, and visualisation. We describe his life and legacy, and give an annotated bibliography of some of his most significant books and papers.
August 18, 2014
Reminiscences about I. M. Gel'fand on the 100th anniversary of his birth, and about mathematical life in Moscow in the former Soviet Union.
June 17, 2005
Public lecture given at The Fields Institute, June 2, 2005.
May 29, 2007
A few remarks on how mathematics quests for freedom.
October 1, 2002
We discuss the scientific contributions of Edsger Wybe Dijkstra, his opinions and his legacy.
January 5, 2025
In the first part of this paper I will describe my work together with Lars and in the second part I will give a look at some of Lars's oldest papers.
November 30, 2016
On the occasion of Alan Dow 60th birthday.
January 1, 2002
Talk at the International Conference ``G\'eom\'etrie au vingti\`eme ci\`ecle: 1930--2000'', Paris, Institut Henri Poincar\'e, Sept. 2001. The title is a homage to Hans Rademacher and Otto Toeplitz whose book fascinated the author many years ago.
June 1, 2013
Obituary of Graham Everest (1957-2010)