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Substitution tilings with dense tile orientations and n-fold rotational symmetry
Mathematics Faculty Publications
  • Dirk Frettlöh, Universitat Bielefeld
  • April Lynne D Say-Awen
  • Ma. Louise Antonette N De Las Peñas, Ateneo de Manila University
Document Type
Article
Publication Date
2-1-2017
Abstract

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.

Citation Information
Frettlöh, D., Say-awen, A. L., & De Las Peñas, M. L. A. N. (2017). Substitution tilings with dense tile orientations and n-fold rotational symmetry. Indagationes Mathematicae, 28(1), 120-131.