There are many proofs, you can find some of them here:<p><a href="http://www.win.tue.nl/~gwoegi/P-versus-NP.htm" rel="nofollow">http://www.win.tue.nl/~gwoegi/P-versus-NP.htm</a><p>Like all famous problems, P vs NP attracts a great number of people, mostly amateurs, that want to try to solve it. Most of those proofs are not peer reviewed, all of them are probably wrong.