Physical Pain and Emotional Pain Use Same Brain Networks - Slashdot
Posted by Soulskill on Tuesday June 07, 2011 @08:34PM from the morphine-cures-broken-hearts dept. Antipater writes "To the brain, heartbreak and emotional torment are no different from having hot coffee spilled on your hand, reports CNN. They cite a recent study from Proceedings of the National Academy of Sciences in which 40 recently-dumped men and women underwent fMRI scans while having their ar
No P = NP Proof After All - Slashdot
Posted by CmdrTaco on Monday February 28, 2011 @09:38AM from the big-o-my-god dept. 00_NOP writes "Internet commerce seems safe for now as Russian computer scientist Vladimir Romanov has conceded that his previously published solution to the '3 SAT' problem of boolean algebra does not work. If his solution did work it would have shown that many problems thought to be unsolvable with conventional c
Polynomial Time Code For 3-SAT Released, P==NP - Slashdot
Posted by CmdrTaco on Thursday January 20, 2011 @12:35PM from the heard-this-before dept. An anonymous reader writes "Vladimir Romanov has released what he claims is a polynomial-time algorithm for solving 3-SAT. Because 3-SAT is NP-complete, this would imply that P==NP. While there's still good reason to be skeptical that this is, in fact, true, he's made source code available and appears decided
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