The Square Root of Minus One (i)

I am your least logical conclusion
I defy all convention
Trying to figure me out would be pointless…
As; I don’t exist
Or do I?
No longer part of your illogical equation
I’m an ideal
Come closer, feel my brilliance
I make all sense and no sense at all
Dismiss me at your peril
I am…
The square root of what you once had