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@peterliepa | |||||
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Hyperbolic billiards. Elastic collisions with clumping. There are really only three balls - black, green, blue. pic.twitter.com/MtHJ0ApRiQ
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Peter Liepa
@peterliepa
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6. lip |
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Hyperbolic billiards. A close-up. pic.twitter.com/LdeIc9d6b8
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Rogier Brussee
@RogierBrussee
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6. lip |
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Three balls but up to a group of hyperbolic reflections (SL(2,Z) ??)
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Peter Liepa
@peterliepa
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7. lip |
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Yes, even number of reflections in the (2,3,8) triangle group.
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