Contributor to the eGranary Library at the University of Iowa
Note: These papers do not contain the reference charts, as does the book. Also, the links within the pages, to the other pages, do not work -- they are local links within the compiled book.
The Platonic Solids
The Division into Mean and Extreme Ratio (or, The Golden Section, or Phi), and the Pentagon
Having fun with Geometry!
An interesting method of determining square roots:
The Binary Circle/Sphere Pattern and the Binary Spiral:
"I'm studying to become a carpenter and earlier this year I got a
challenge to make an icosahedron from 10cm by 10cm by 10cm cube.
Well, it didn't work out at all since I was totally clueless about the
angles etc. I just couldn't figure them out by myself.
"After reading your articles I think I understand platonic solids a
little better now. Very interesting stuff!
"Here's a few photos I'd like to share with you since you
helped me so much. Without you I couldn't have constructed this."