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Science, engineering, and mathematics — biology, chemistry, physics, astronomy, earth sciences, social sciences, and technology research. A curated gateway to academic and professional scientific resources.
57129 resources
A collection of links.
Graphics and references.
Explanations and graphics.
This chaotic tiling consists of two equilateral pentagons, with angles (80, 160, 60, 140, 100) and (40, 200, 60, 100, 140). Sets are for sale.
Links in the Geometry Junkyard.
Known solutions and a new recipe.
Compiled by Doris Schattschneider, Moravian College.
Software for Macintosh and SGI to create and manipulate tessellations of the sphere, Euclidean plane and hyperbolic plane, and to see how the Platonic solids are related to tessellations.
A program for drawing symmetrical patterns based on any of the 17 wallpaper groups, as well as several frieze and rosette groups.
Images and descriptions of the 17 plane symmetry groups.
Tilings of Squared Squares and Squared Rectangles, constructed using javascript.
Tessellation software. 11 rosette, all 7 frieze and all 17 wallpaper groups included.
Java applet drawing repeated patterns with selected symmetry.
With interactive demos using Geometer's Sketchpad (requires Macintosh).
Adobe Illustrator plug-in that automates creation of surface designs and ornaments based on seventeen wallpaper groups. On-line purchase.
A Java applet which shows interactive wallpaper patterns.