A mathematical sculpture by DeWitt Godfrey, unveiled at the Technical Museum of Slovenia as part of the Bled'07 excursion. It depicts a regular map of quadrilaterals, hexagons, and 16-gons on the double torus, the Cayley graph of the unique genus-two group as discovered by Thomas Tucker.
Taken Wednesday, June 27, 2007, 09:41:31AM.
Original image size: 3072x2048, 892kb
Technical details: Canon EOS D60, 1/60s @ F4.0, ISO 200, 50mm/F1.4 (80mm equiv)
PS CS2 6000:10, 1.25:5:50:25:40, Lum Smo 50, Crop