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arxiv: 1602.00518 · v2 · pith:BSZZCSDUnew · submitted 2016-02-01 · 🧮 math.MG

Substitution tilings with dense tile orientations and n-fold rotational symmetry

classification 🧮 math.MG
keywords denseorientationstilen-foldsubstitutiontilingsanglescertain
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It is shown that there are primitive substitution tilings with dense tile orientations invariant under n-fold rotation for n=2,3,4,5,6,8. The proof for dense tile orientations uses a general result about irrationality of angles in certain parallelograms.

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