Mathematics

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Gifted child (9yo), math advice needed.

Edit: First and foremost, my child is an avid reader and she reads a ton at home. We hardly do any math at home,...

Video: A continuous analog of the Erds distinct-distances problem producing weird looking dynamics

I built an interactive browser lab that places points on a manifold (torus, sphere, cube, arbitrary STL mesh) and optimizes them by maximizing the Shannon...

Powers and ending digits

One thing I've had in the back of my mind for a long time is patterns in end digits for numbers that are powers. I...

Category Theory in Physics

Has Category theory been used in physics for anything cool? I imagine they might have used it in particle physics. And I know they used...