Category Archives: mathematics

circling the square

Posted on Monday, 2003 September 01 by Anton

Circles made of Lego blocks

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another mathematical toy

Posted on Friday, 2003 August 22 by Anton

The Surface Evolver has been updated. I used the previous version (now four years old) to make this ‘soap film’.

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kissing spheres

Posted on Friday, 2003 August 15 by Anton

Er, whatever you say there, Swen. Glad to know someone is still watching.

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Dandelin spheres

Posted on Friday, 2003 August 15 by Anton

Hop David illustrates and animates some theorems about conics.

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life in n-space

Posted on Tuesday, 2003 July 08 by Anton

Ever since reading Greg Egan’s novel Diaspora (1998), part of which takes place in a five-dimensional universe, I’ve occasionally tried to imagine aspects of life in higher spaces (which is tricky, as I lack the knack of visualizing in such … Continue reading →

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Computer Graphics and Geometric Ornamental Design

Posted on Friday, 2003 June 20 by Anton

Craig Kaplan writes: Whenever possible, one’s thesis should be write-only. Nevertheless, I understand if once in a while a visitor to this page may choose to read what I’ve written.

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spheres subtracted

Posted on Wednesday, 2003 June 04 by Anton

Hyperbolic geometry, provoked by “Not Knot”. The shape at the end of that show is an ideal rhombic dodecahedron (‘ideal’ means some of its vertices are at infinity) seen from inside; here it is seen from outside, in the Poincaré … Continue reading →

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