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		<title>In Search of Demiregular Tilings - Versionsgeschichte</title>
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		<title>Gbachelier: Die Seite wurde neu angelegt: „  == Reference == Helmer Aslaksen: In Search of Demiregular Tilings. In: Bridges  2006. Pages 533–536   == DOI ==  == Abstract == Many books on mathe…“</title>
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				<updated>2015-01-30T21:03:31Z</updated>
		
		<summary type="html">&lt;p&gt;Die Seite wurde neu angelegt: „  == Reference == Helmer Aslaksen: &lt;a href=&quot;/index.php?title=In_Search_of_Demiregular_Tilings&quot; title=&quot;In Search of Demiregular Tilings&quot;&gt;In Search of Demiregular Tilings&lt;/a&gt;. In: &lt;a href=&quot;/index.php?title=Bridges_2006&quot; title=&quot;Bridges 2006&quot;&gt;Bridges  2006&lt;/a&gt;. Pages 533–536   == DOI ==  == Abstract == Many books on mathe…“&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Neue Seite&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&lt;br /&gt;
&lt;br /&gt;
== Reference ==&lt;br /&gt;
Helmer Aslaksen: [[In Search of Demiregular Tilings]]. In: [[Bridges  2006]]. Pages 533–536 &lt;br /&gt;
&lt;br /&gt;
== DOI ==&lt;br /&gt;
&lt;br /&gt;
== Abstract ==&lt;br /&gt;
Many books on mathematics and art discuss a topic called demiregular tilings and claim that there are 14 such tilings.&lt;br /&gt;
However, many of them give different lists of 14 tilings! In this paper we will compare the lists from some standard&lt;br /&gt;
references that give a total of 18 such tilings. We will also show that unless we add further restrictions, there will&lt;br /&gt;
in fact be infinitely many such tilings. The “fact” that there are 14 demiregular tilings has been repeated by many&lt;br /&gt;
authors. The goal of this paper is to put an end to the concept of demiregular tilings.&lt;br /&gt;
&lt;br /&gt;
== Extended Abstract ==&lt;br /&gt;
&lt;br /&gt;
== Bibtex == &lt;br /&gt;
&lt;br /&gt;
== Used References ==&lt;br /&gt;
[1] D. P. Chavey, Periodic tilings and tilings by regular polygons, Ph.D. thesis, Univ. of Wisconsin, Madi-&lt;br /&gt;
son, 1984.&lt;br /&gt;
&lt;br /&gt;
[2] Keith Critchlow, Order in Space, A Design Source Book, Thames and Hudson, 1969.&lt;br /&gt;
&lt;br /&gt;
[3] Brian L. Galebach, Number of n-uniform tilings, The On-Line Encyclopedia of Integer Sequences,&lt;br /&gt;
http://www.research.att.com/~njas/sequences/A068599.&lt;br /&gt;
&lt;br /&gt;
[4] Brian L. Galebach, N-uniform Tilings, http://probabilitysports.com/tilings.html.&lt;br /&gt;
&lt;br /&gt;
[5] Matila Ghyka, The Geometry of Art and Life, Sheed and Ward, 1946 (second edition, Dover Publica-&lt;br /&gt;
tions, 1977).&lt;br /&gt;
&lt;br /&gt;
[6] Branko Grünbaum and G.C. Shephard, Tilings by Regular Polygons, Mathematics Magazine 50 (1977),&lt;br /&gt;
227–247.&lt;br /&gt;
&lt;br /&gt;
[7] Branko Grünbaum and G.C. Shephard, Tilings and Patterns, W. H. Freeman and Company, 1987.&lt;br /&gt;
&lt;br /&gt;
[8] O. Krötenheerdt, Die homogenen Mosaike n-ter Ordnung in der euklidischen Ebene. I, Wiss. Z. Martin-&lt;br /&gt;
Luther-Univ. Halle-Wittenberg, Math.-Natur. Reihe 18 (1969), 273–290.&lt;br /&gt;
&lt;br /&gt;
[9] Miranda Lundy, Sacred Geometry, Walker and Company, 2001.&lt;br /&gt;
&lt;br /&gt;
[10] NG Lay Ling, Tilings and Patterns, Honours Project, Department of Mathematics, National Univ. of&lt;br /&gt;
Singapore, 2004, http://www.math.nus.edu.sg/aslaksen/projects/nll.pdf.&lt;br /&gt;
&lt;br /&gt;
[11] Hugo Steinhaus, Mathematical Snapshots, Dover Publications, 1999 (originally published in Polish,&lt;br /&gt;
1937; first English edition, 1938; Oxford University Press, 1950).&lt;br /&gt;
&lt;br /&gt;
[12] Eric W. Weisstein, Demiregular Tessellation, from MathWorld — A Wolfram Web Resource, mathworld.&lt;br /&gt;
wolfram.com/DemiregularTessellation.html.&lt;br /&gt;
&lt;br /&gt;
[13] Robert Williams, The Geometrical Foundation of Natural Structure: A Source Book of Design, Dover&lt;br /&gt;
Publications, 1979.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
== Links ==&lt;br /&gt;
=== Full Text === &lt;br /&gt;
http://archive.bridgesmathart.org/2006/bridges2006-533.pdf&lt;br /&gt;
&lt;br /&gt;
[[intern file]]&lt;br /&gt;
&lt;br /&gt;
=== Sonstige Links ===&lt;br /&gt;
http://archive.bridgesmathart.org/2006/bridges2006-533.html&lt;/div&gt;</summary>
		<author><name>Gbachelier</name></author>	</entry>

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