yes, I have.
'And fun? If maths is fun, then getting a tooth extraction is fun. A viral infection is fun. Rabies shots are fun.'
'God exists because Mathematics is consistent, and the devil exists because we cannot prove it'
'Humanity is still kept intact. It remains within.' -Alokananda
That is white on black.
In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.
I have the bug too. What I found out is, if you login at http://mathisfun.com it will redirect you to http://www.mathisfun.com. But at the URL with www. You are not logged in. You are logged in at the root domain. I think this is a bug? Or a feature?
It's not how good you are. It's how good you want to be - Paul Arden