Sure, you can cut a pie into pieces, but what if it’s in four dimensions? Using spectral graph theory, mathematicians have solved a decades-old problem. Graph theory uses nodes and edges (dots and ...

It's not easy to imagine dimensions higher than the three that we exist in, but in math, higher dimensions are used all the time. As pointed out in this video from 3Blue1Brown, there are some ...

How to safely reopen offices, schools and other public spaces while keeping people six feet apart comes down to a question mathematicians have been studying for centuries. Sphere packing might seem ...