Square packing: http://www.adamponting.com/square-packing/
Adam Ponting found a way to cover arbitrarily large (e.g. as measured by inradius) contiguous patches of the plane by distinct squares of sizes from \(1\) to \((2n+1)^2\), for any \(n\). Via https://demonstrations.wolfram.com/PontingSquarePacking/ and http://www.mathpuzzle.com/
The social network of the future: No ads, no corporate surveillance, ethical design, and decentralization! Own your data with Mastodon!