ok so sqr(-1) = undefined but also sqr(-1) = i
this means undefined = i
1/0 = undefined, so 1/0 = i
sqr(-1) = 1/0
in other words
(1/0) * (1/0) = -1
lets define 1/0 as k, so this means
k^2 = -1
this also means that
k^2 * 0^2 = -1 * 0^2
and
(k*0)(k*0) = -1 * 0
but if k = 1/0 then k*0 = 1, so
1 * 1 = -1 * 0
1 * 1 = 0

1 = 0

i rest my case