Here's a problem for you. I don't know the solution, but I understand part of it. What function is such that f(f(x))=ln(x)? I promise you that this a rather fun mathematical adventure ahead. (View Post)

I didn't know about the radius of circles that you pointed out. Almost all of maths is stuff we don't know though. A Sunday evening doesn't find me at my mathematical best. I'll t… (View Post)

We cannot 'do it'. Finland joined NATO. They can choose to leave if they want to, but they're 'in' as long as they wish to be. (View Post)

Assuming you mean the Mail. The sooner we wean ourselves off it the better. The Mirror is far more honest. Idiots home. (View Post)

PB needs a proper home. I've chipped in well over a fiver in the dark years - surely a clubhouse, sauna, and free restaurant are to be expected now. I know @tse won't like it, but if only h… (View Post)