Formulas
- Helmholtz equation
- Hermite interpolation
- Heron's formula
- Hessian form of an elliptic curve
- Heterodyne
- Hexagonal bipyramid
- High-field domain
- Higher-dimensional gamma matrices
- Highest averages method
- Hilbert's inequality
- Hilbert's nineteenth problem
- Hindley–Milner type system
- Hinge loss
- Hiroshi Fujita
- Hirzebruch surface