Wednesday, July 30, 2014


New hand railing by Robert Abdallah.

Friday, June 27, 2014

Recent 3d prints

Here are a variety of recent 3D prints.  All algorithmic generated.  All use openscad as the renderer.  Some use solidpython that exports to openscad.  Printed on my Makerbot 2

Monday, May 5, 2014

Introduction to Linear Algebra


I just finished a Colorful Introduction to Linear Algebra. I wrote it because I thought that most textbooks do a poor job of introducing such an important subject.  Please let me know if you find this useful.


Sunday, January 19, 2014

3D Flower


Flower designed today and printed on my new MakerBot 3D printer!