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.
Is %7B%7B3%2C-3%7D%2C%7B-3%2C5%7D%7D positive definite%3F
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
