Penrose triangle

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1	Escher in Het Paleis offers you a reduced entrance € 6,50 pp. Add to Reading List Source URL: www.bridgesmathart.org Language: English - Date: 2008-07-22 11:46:26 Impossible objects Mathematics Visual arts M. C. Escher Lange Voorhout Geography of the Netherlands Ascending and Descending Escher Museum Penrose triangle Belvedere The Hague Escher
2	How to make tilings This instruction shows how to make tilings from a triangle shaped base. Equilateral triangles can be used to cover an area without wholes and without overlapping. This is because their angles are 60° Add to Reading List Source URL: www.mathematicsinthemaking.eu Language: English - Date: 2014-12-12 11:21:18 Mosaic Symmetry Tessellation Aperiodic tilings Discrete geometry Penrose tiling
3	On the torsion group of elliptic curves induced by D(4)-triples Andrej Dujella and Miljen Miki´c Abstract A D(4)-m-tuple is a set of m integers such that the product of Add to Reading List Source URL: bib.irb.hr Language: English - Date: 2013-10-08 15:27:22 Mathematics Triangle geometry Proofs involving the Moore–Penrose pseudoinverse Pythagorean theorem Analytic number theory Elliptic curve Group theory