s11

Published at 998 × 485 in The beautiful soaisu partition

We can pick cells from distinct rows and columns in multiple ways.

Calum is a lecturer in physics at Edge Hill University where he studies topological solitons and enjoys talking about maths and physics to anyone who will listen. He can often be found on the side of a mountain or out on a bike, talking to himself about solitons.
cdross1.github.io    All articles by Calum

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