I looked up "⌠", which is the Unicode character U+2320 "Top Half Integral", leading me to this account. As a math enthusiast, I think that integrals are really cool. Do you have any particular feelings about integrals?

Oops, sorry! It should be fixed now.

Great! I actually took the opportunity to update the document based on new developments. Here's the updated version:

docs.google.com/document/d/1...

Here's the original, untouched for over two years:

docs.google.com/document/d/1...

If you have any concerns, let me know. Thanks a bunch!