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.
{{x,y,z}}.{{a_11,a_12,a_13},{a_21,a_22,a_23},{a_31,a_32,a_33}}
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random