# imaginary number

## Definitions

### General Science

- noun a complex number written as
*a*+*ib*, where*i*is the square root of minus one, and*b*is not equal to zero

### Electronics

- A number in the form of
, in which*bi*is a real number, and*b*is the square*i*__root__of -1. That is,*i*^{2}= -1. In electronics, the symbol utilized to express the square root of -1 is usuallyA complex number has the form of*j.*, in which*a + bi*and*a*are real numbers, and*b*is the square root of -1. Also called imaginary*i*__quantity__. - synonymimaginary quantity