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Latest NP-complete problems Stories

2009-07-24 07:34:20

US researchers have created 'bacterial computers' with the potential to solve complicated mathematics problems.

2009-04-27 18:02:05

A Polish man was named the top puzzle solver at the World Sudoku Championships in Slovakia, but some criticized the contest for having unclear rules. Jan Mrozowski, 22, was named the winner after judges spent an hour deliberating a complaint from the Turkish team that the rules had not been explained properly before the final round, The Times of London reported Monday. I don't yet know how I feel, Mrozowski said after besting contestants from 26 other countries.

2009-03-16 17:41:41

A South Carolina computer scientist says he has come up with an infallible system for solving sudoku puzzles. J.F.

2005-10-19 10:39:13

By Jeffrey Goldfarb FRANKFURT (Reuters) - Sudoku is adding up to big sales for book publishers, who are pushing out more new titles ahead of Christmas in case the number puzzle mania fizzles out.


Word of the Day
postliminy
  • In Roman antiquity, the return of a person who had been banished, or taken prisoner by an enemy, to his old condition and former privileges.
  • In international law, that right by virtue of which persons and things taken by an enemy in war are restored to their former status when coming again under the power of the nation to which they belonged.
The word 'postliminy' comes from a Latin word meaning 'threshold'.