04:5004:50, 15 May 2015diffhist+223
Imaginary number
Added electrical engineering stub -- needs more work, but this is the most important practical use of i in the real world.
04:5004:50, 15 May 2015diffhist+223
Imaginary number
Added electrical engineering stub -- needs more work, but this is the most important practical use of i in the real world.