A few random recent photos.
We just proved that all positions of Rubik's cube can be solved
in 20 or fewer face turns.
The number of Rubik's cube positions at a distance of exactly 15 in the half turn metric is 91,365,146,187,124,313. This was determined in a collaboration between Morley Davidson, John Dethridge, Herbert Kociemba, and me.
I just got my ham license (Amateur Extra) and a vanity call (W6TGR). Hope to see you on the air, after I get the antenna stuff figured out.
I ran the Big Sur Marathon again this year (April 26th). My time was slow (4:10) but I ran sick so I'm not too disappointed.
I've been programming the propeller microcontroller. I have fat16 secure digital card support working, and I have been building a robot based on the propeller. I'm also trying to build a retro-style microcomputer based on the chip.
I've been spending some time developing Golly, a new Life program.
See the results of my cube programming contest!
I have some new results on Paterson's Worms.
Want to see the various names your machine can be accessed by?
I like to swing dance when I can; you can't beat Rob and Diane for classes and fun!
I just released a version of Hash Life and a companion display program called hlife.
I did some investigations on a new and interesting Life Form.
I have been competing on TopCoder.
You might be interested in the Radical Eye Website.
I'm a founder of Instantis, a startup in Sunnyvale.
The official dvips web page still needs some updating.
I recently wrote a ray tracer as part of a programming contest.
I am co-inventor on seven patents.
Can you solve one of my favorite puzzles?
Some places I go to frequently: