An ordered pair of two real numbers with the complex addition and multiplication defined.
Forms both a:
- division algebra if thought of with complex multiplication as the bilinear map of the algebra
- field
- Algebra over a field
- Bra-ket notation
- Cayley-Dickson construction
- Dirac equation
- Frobenius theorem
- Hermitian form
- Polynomial over a field
- Programmer's model of quantum computers
- Quadratic form
- Quaternion
- Underlying field of a vector space
- Unitary group
- Unitary matrix
- Why are complex numbers used in the Schrodinger equation?