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 + 1/(4-2*sqrt 2))/2 * minimum((1 / sqrt 2)*(|x|+|y|), max (|x|, |y|))
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random