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.
max (y=x-x*(1+sqrt(5)*(x-0.5)/sqrt(1+(x-0.5)^2) )/2) in [0;1]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random