Are you looking for imaginary unit?

#### https://en.wikipedia.org/wiki/Imaginary_unit

The imaginary unit or unit imaginary number (i) is a solution to the quadratic equation x 2 + 1 = 0. Since there is no real number with this property, it extends the ...

#### mathworld.wolfram.com/ImaginaryUnit.html

The imaginary number i=sqrt(-1), i.e., the square root of -1. The imaginary unit is denoted and commonly referred to as "i." Although there are two possible square ...

#### https://www.khanacademy.org/.../e/imaginary_unit_powers

Simplify expressions with base i (the imaginary unit) raised to a positive exponent.

#### https://www.merriam-webster.com/dictionary/imaginary unit

Define imaginary unit: the positive square root of minus 1 denoted by i or + √‒̅1̅

#### www.thefreedictionary.com/imaginary+unit

Define imaginary unit. imaginary unit synonyms, imaginary unit pronunciation, imaginary unit translation, ...

#### https://www.mathsisfun.com/numbers/imaginary-numbers.html

can give results that include imaginary numbers . Also Science, Quantum mechanics and Relativity use complex numbers. Interesting Property. The Unit Imaginary Number, ...

#### https://en.wikipedia.org/wiki/Imaginary_number

An imaginary number is a complex number that can be written as a real number multiplied by the imaginary unit i, which is defined by its property i 2 = −1. The ...

#### www.dictionary.com/browse/imaginary-unit

Imaginary unit definition, the complex number i. See more.

#### www.imaginaryunit.com

ImaginaryUNIT will be back soon. ImaginaryUNIT WILL be back someday. ImaginaryUNIT will be back soon

#### https://www.khanacademy.org/math/algebra2/introduction-to-complex...

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.