Formulas
- Mildly context-sensitive grammar formalism
- Oh-My-God particle
- Particle in a one-dimensional lattice
- Proper acceleration
- Representation theory of SU(2)
- Speeds and feeds
- Optical vortex
- Optimal job scheduling
- Ordered dithering
- Oscillation
- Weyl distance function
- WAVL tree
- Andreotti–Norguet formula
- Angle
- Angle trisection