All the shapes! When I was working in space science we experimented with using Hierarchical Triangular Meshes but we ended up not really needing the faster ind

All the shapes! When I was working in space science we experimented with using Hierarchical Triangular Meshes but we ended up not really needing the faster indexing it offered since most of our processing was done in small portions of the sky at a time anyways. [0] https://arxiv.org/pdf/cs/0701164.pdf https://arxiv.org/pdf/cs/0701164.pdf