A new proof from the Australian science fiction writer Greg Egan and a 2011 proof anonymously posted online are now being hailed as significant advances on a puzzle mathematicians have been studying ...

This is the course webpage for Math304, Department of Mathematics, Simon Fraser University. Spring 2021. In this course we will investigate Rubik's cube, the 15-puzzle, TopSpin, and other permutation ...

The combinatorial properties of the Bernoulli and Euler numbers are interpreted using a new classification of permutations. The classification is naturally described by an operator algebra of a type ...

On September 16, 2011, an anime fan posted a math question to the online bulletin board 4chan about the cult classic television series The Melancholy of Haruhi Suzumiya. Season one of the show, which ...

The Annals of Statistics, Vol. 43, No. 6 (December 2015), pp. 2537-2564 (28 pages) Motivated by a neuroscience question about synchrony detection in spike train analysis, we deal with the independence ...

Four. Three. One. Five. Two. Nothing happens. The evil genius Derango is loading a cataclysmic computer virus that, when launched, will lock the entire world out of the internet. In five minutes, no ...

Mathematician Eugenia Cheng explores the uses of math beyond the classroom. Read more columns here. I was in London during the recent Wimbledon tournament, enjoying a traditional Pimm’s Cup and ...