snub square torus

thingiverse

This mind-bending construct is actually the snub square tiling, expertly mapped onto the surface of a torus. As it turns out, the tiling in question is none other than the dual of the iconic cairo tiling. For those looking to delve into the intricacies of this design, the openscad code can be found at http://www.whitehydra.com/snub_square_torus.html.