User blog comment:Pteriforever/Pteriforever's W-function/@comment-10429372-20141027191542/@comment-1782812-20141027194848

Yep, that's a mistake, thanks for pointing it out, fixed it now!

Really should get around to learning all the main notations, I can understand up arrows but everything after that always seemed kind of unfathomable.

Thanks though! (: