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 ...

Get ready to use the BigInteger data type as Dr. James McCaffrey of Microsoft Research demonstrates zero-based mathematical permutations with C#. A zero-based mathematical permutation of order n is a ...

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 ...

Preparation for any exam requires an overall understanding and a rigorous practice of all the concepts to be tested in that exam. This can be achieved by a thorough learning of each topic given in the ...

Rajeev Dhir is a writer with 10+ years of experience as a journalist with a background in broadcast, print, and digital newsrooms. Khadija Khartit is a strategy, investment, and funding expert, and an ...

In 2011, an anonymous 4chan poster asked how many episodes of a particular anime they would have to watch if they wanted to watch the minimum episodes in every possible way. The problem with this is ...

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 ...