Axis S
Each letter N, S, T, F is a Cognitive Axis: a diameter.
- Introverted end: Si (negative).
- Extroverted end: Se (positive).
- Category in validity rules: perceiving(N/S).
- Extroverted angle on the lattice: 67.5°.
- Introverted angle on the lattice: 247.5° (opposite).
- Color (working palette): #e8590c.
Ends
Stacks that use S
Every valid stack uses each letter once.