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.
TH EMARK CONSISTS OF A CAPITAL W IN A CIRCLE WITH THE WORDS BE WEYES NEXT TO IT WITH THE B, W AND E IN CAPITAL LETTERS AND ALL L
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random