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.
þ˸ ǰ ŻƮ 리RI리 ã9.Σ 怜¢¢¡֢֢ס ĢĢ̱ þ˸ǰ Ȯι ¶ Ʈ ౹ GHB ó ͳ ͱŹ
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random