game of life on trifoil knot. lurid math. angle trisectors. spacemac, xah-fly-keys, ergoemacs mode, 2020-01-10
- Xah keyboard Blog
- game of life on torus and trifoil knot. The question of twisting.
- Clifford Pickover books amazon
- Notes on A New Kind of Science
- Tales of Impossibility: The 2000-Year Quest to Solve the Mathematical Problems of Antiquity by Dave Richeson Buy at amazon
- Plane Curves Books
- The Trisectors by Underwood Dudley Buy at amazon
- https://www.spacemacs.org/ by Sylvain Benner
- Emacs: Xah Fly Keys
- ergoemacs mode https://ergoemacs.github.io/
- Guide to Keyboard Key Switch Mechanisms
- Optical Key Switch Keyboard
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