mametter1h agoHN ↗A 15-puzzle's smaller cousin: twelve square tiles around one empty square, on the {4,5} tiling, drawn in the Poincaré disc. Tiles rotate as they slide, so you fix orientation as well as position.Clip: https://x.com/mametter/status/2103722643442827393
A 15-puzzle's smaller cousin: twelve square tiles around one empty square, on the {4,5} tiling, drawn in the Poincaré disc. Tiles rotate as they slide, so you fix orientation as well as position.
Clip: https://x.com/mametter/status/2103722643442827393