Monthly Archives: November 2014

J. Michael Straczynski, on Understanding

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A Geometrical Tiling Featuring Regular Icosagons, Pentagons, and Squares; Equilateral Octagons; and Equilateral, Octaconcave Hexadecagons

The only reason I am calling this simply a geometrical tiling, rather than a tessellation, is that I want to recognize the regular icosagons (twenty-sides polygons) as part of the pattern — and the icosagons here overlap, violating the established rules … Continue reading

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Three Variations of Kepler’s Stella Octangula

The Stella Octangula was the name Johannes Kepler gave, centuries ago, to the compound of two tetrahedra. Here are three variations on it, all created using Stella 4d, a program you may try at http://www.software3d.com/Stella.php.

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23569

 I painted this in 2002, using acrylic on canvas.

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Dive

I painted this in 2001, using acrylic on canvas.

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Sunwatching

This is a painting from 2002, which I did with acrylic, on canvas. I just had the first chance in years to get a good photograph of it, for it’s at my mother’s house, over three hours from where I … Continue reading

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Can Defenders of the Police in Ferguson, Missouri Explain These Numbers?

The source of this image is an official website of Missouri’s state government: http://ago.mo.gov/VehicleStops/2013/reports/161.pdf. As shown above, when white residents of Ferguson, Missouri are stopped by the police, there is a higher contraband hit rate than is the case with … Continue reading

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