View Single Post
Old 2018-06-12, 14:08   #4
Dr Sardonicus
 
Dr Sardonicus's Avatar
 
Feb 2017
Nowhere

5·997 Posts
Default Finding counterexamples is easy-peasy...

I^2 = -1

(7 - 6*I)^2 + (6 - 2*I)^2 = (-9 + 6*I)^2
Dr Sardonicus is online now   Reply With Quote