Re:How we made geo joins 400× faster with H3 indexes
by penteract on Friday February 13, 2026 @02:06AM
(#46999792)
> I don't think it's possible to tile the sphere using more than 20 exactly identical pieces.
I was wrong about this (e.g. https://en.wikipedia.org/wiki/Rhombic_triacontahedron). It still seems possible to me that there's a limit to the smallest tile that can tile a unit sphere on its own. (Smallest by diameter as a set of points in R^3).
I was wrong about this (e.g. https://en.wikipedia.org/wiki/Rhombic_triacontahedron). It still seems possible to me that there's a limit to the smallest tile that can tile a unit sphere on its own. (Smallest by diameter as a set of points in R^3).