hardcore captcha :D

Now this is one SICK joke.

The Riemann hypothesis is one of the 23 "still" unsolved mathematical equations.

Good luck with that ))

PS: If you solve it, you also get $1,000,000 from an NGO in the US.

yeah riemann, euler, newton, fubini, moivre, laplace, lagrange, vieta and so on and so on I HATE U ALL guys

loooooooooooooooooooooooooooooooooooooooooool