Tiling
Aperiodic Tiling
http://www.math.ubc.ca/~cass/courses/m308-02b/projects/schweber/penrose.html https://en.wikipedia.org/wiki/Aperiodic_tiling
Wang Tiling
https://factorio.com/blog/post/fff-346 https://en.wikipedia.org/wiki/Wang_tile https://etd.ohiolink.edu/!etd.send_file?accession=osu1461077485&disposition=inline
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