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.
Plot3D[Re[E^(I t ArcCos[(-1 + n)/(1 + n)]) (1 + n)]/2, {n, -1, 9}, {t, -36, 36}]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random