Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
plot x^2 - 1 + i (x^2 - 0.5) where x = a + i b for -2 <= a <= 2, -2 <= b <= 2
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random