Formulas
- Graphene lens
- Grassmann number
- Gravitation (book)
- Gravitation of the Moon
- Gravitational lensing formalism
- Gravity of Earth
- Hans Heinrich Bürmann
- Hilbert series and Hilbert polynomial
- Hilbert–Bernays provability conditions
- Hippopede
- Histogram
- History of entropy
- History of logarithms
- Hitchin–Thorpe inequality
- Ising critical exponents