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.
TM 1270904 on tape %3D single 2%2C head position %3D 6%2C head state %3D 2
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
