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.
-1=(-productlog[z])(-e^(-C[1]-x^2-1))-1, x=-1
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random