Formulas
- Invariant subspace problem
- Invariants of tensors
- Inverse Laplace transform
- Inverse function theorem
- Inverse hyperbolic functions
- Inverse problem
- Inverse problem for Lagrangian mechanics
- Inverse scattering transform
- Invertible module
- Invertible sheaf
- Involute
- Involutory matrix
- Ivan Pervushin
- Iverson bracket
- Iwasawa decomposition