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, 2/3, 3}, {2/3, 1, 2}, {1/3, 1/2, 1}}
{{1, 2/3, 3}, {2/3, 1, 2}, {1/3, 1/2, 1}}
Natural Language
Math Input
Extended Keyboard
