This is the 2nd part of a two course graduate sequence in analytical methods to solve partial differential equations of mathematical physics. Review of Separation of variables. Laplace Equation: ...

A seemingly easy-looking math sum has left people scratching their heads as it proves to be more challenging than anticipated. The brain teaser, was shared this week on X by user @BholanathDutta and ...

If you’re not sure how to wrap a present, there’s an easy hack you can try. The clever trick—wrap diagonally, not horizontally or vertically—is based in math. Basic geometric principles explain how it ...

This is what the Defector staff read and enjoyed in 2025. The Trials of Gabriel Ward Murder Mystery Series, by Sally Smith ...

In October 1984 I arrived at Oxford University, trailing a large steamer trunk containing a couple of changes of clothing and about five dozen textbooks. I had a freshly minted bachelor’s degree in ...