www.google.co.uk/webhp?h...

ahh yeah it was written in the margin wasn't it?

but the proof has yet to be found

yep, but the proof was found in about 1995

or 97 I think

it was thought that Fermat was mistaken and he didn't actually have a correct proof for it

oh yeahh I remember that guy who basically locked him self in a room found it

yup

good old Andrew Wiles