|Dan York (1)|
Dan York reports: I'm a teacher of mathematics at universities around the world (11 years in Papua New Guinea, 5 years in Saudi Arabia and United Arab Emirates). I've been interested in elements for a long time, and surfing the net is one way to find out more about what's out there, especially from your site.
Click any element below to see all the samples of that element, or click on the sample picture to go directly to the description of that sample.
Text and images Copyright (c) 2010 by Theodore W. Gray.