Fundamental Rubik’s Cube Problem Is Nearly Solved
Question: What is the maximum number of moves required to solve a Rubik’s cube? Nobody knows the answer yet. But it’s either 21, 22, or 23 moves, and we’re about…
Read moreA 4-Line Proof of the Isoperimetric Theorem in 3D
Here’s an example of what might be called “biological proof” of a mathematical claim. Proposition (The Isoperimetric Inequality). The solid that minimizes the ratio of surface area to volume (SA/V)…
Read moreGet Started Using Automatic Symbol Insertion in MS Word
So you write with mathematical symbols. You’re not interested in learning LaTeX. But you’re fed up with going to Insert > Symbol every three seconds in Microsoft Word. Here is…
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