hypercomplex number

hypercomplex number (plural hypercomplex numbers)

1. (mathematics) Any of several types of extended complex number, consisting of a real part and two or more imaginary parts (each a real multiple of a distinct square root of −1), which may be imagined as a point in a multi-dimensional space.

• dual number
• octonion
• quaternion
• sedenion
• split-complex number

• complex number
• imaginary number
• real number