Xah Math Blog Archive 2011-04 to 2011-07
Note that you can purchase the entire project as downloadable file for easy reading on your computer or iPad. See: Buy A Visual Dictionary of Special Plane Curves. I still don't have Mathematica files updated yet, but you'll get free update when available.
Rheotomic Surfaces by Daniel Pike
A really beautiful blog, with explanations: Rheotomic Surfaces By Daniel Piker. At spacesymmetrystructure.wordpress.com
His blog is full of beautiful things. Highly recommended. Subscribe.
Updated my Mathematica package for plotting Geometric Transformation and Complex Function.