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Today on the arXiv an new paper appeared of great significance to quantum computational complexity: arXiv:0907.4737 (vote for it on scirate here) Title: QIP = PSPACE Authors: Rahul Jain, Zhengfeng Ji, Sarvagya Upadhyay, John Watrous We prove that the complexity class QIP, which consists of all…
Bruce Springsteen misreads the national mood in his halftime performance. - By Stephen Metcalf - Slate Magazine A desperately stupid article about the Super Bowl halftime show (tags: politics stupid society sports music) PHD Comics: Not a good sign "I should be done in a year..." (tags:…
arXiv.org help - arXiv Support FAQ "This FAQ addresses questions raised in response to Cornell University Library's work to develop a diversified funding model to support arXiv. In a nutshell: We are working with peer libraries to investigate voluntary contributions from institutions that are the…
AMC - Blogs - SciFi Scanner - A Cinematic Voyage Through Hollywood's SciFi Solar System Our solar system is a wondrous and frightful venue, and from the magmatic center of the sun to the ghost ships orbiting Neptune, Hollywood has explored it all. Join us for a cinematic voyage through the scifi…