Don Cottrell last updated 4/26/2023 but keeping very old picture

I have retired (2002). However you will find that I am still around.

BS 1959 Engineering Physics -- University of Washington

Ph.D. 1967 Physics -- University of Washington (Seattle)

1. Family person
2. Physicist
3. Teacher
4. skier
5. martial artist
6. Scientific programer

specialty

• current
  • Optics (programing)
  • Programing the Macintosh in C
  • Differential geometry (General Relativity)
  • Hopf fibrations and knotted E&M fields
  • Lie groups & symmetry
• rusty
  • Astrophysics - Cosmic Rays
  • Particle Physics

Some Web Sites of interest

• Protecting the web from censorship: Center for Democracy & Technology
• Physics Web
• Twistor Theory

Disclaimer

Don Cottrell does not speak for the CSU, SDSU, or the State of California. This page expresses only his opinion, such as it is, and is probably wrong.