Imaginary Numbers are Not "Imaginary"! In 5 Levels of Complexity
11:26
Do Complex Numbers Exist?
7:42
The Useless Number - Numberphile
10:04
Imaginary Numbers Are Not Imaginary | Jeff O'Connell | TEDxOhloneCollege
13:55
Imaginary numbers aren't imaginary
6:36
An easy, alternative introduction to Imaginary Numbers
13:49
Imaginary Numbers Are Real [Part 13: Riemann Surfaces]
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Imaginary Numbers Are Just Regular Numbers
16:29