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The Elitzur–Vaidman Bomb-Testing Method 24 Aug 2013 | 03:11 pm
Quantum mechanics forces us to refine our attitude to counterfactual conditionals: questions about what would have happened if we had done something, even though we didn’t. “What would the position o...
The North Pole Was, Briefly, a Lake 22 Aug 2013 | 02:47 pm
It happened over a month ago. The picture above was taken on 22 July 2013. It shows a buoy anchored near a remote webcam at the North Pole, surrounded by a lake of melted ice: • Becky Oskin, North Po...
To Really Judge Good Music, Turn Off the Sound 21 Aug 2013 | 11:52 am
In a study published in the Proceedings of the National Academy of Sciences, Chia-Jung Tsay showed musicians clips from classical music competitions. She asked them to guess the winners. Different mus...
Quantum Network Theory (Part 2) 13 Aug 2013 | 12:43 pm
guest post by Tomi Johnson Last time I told you how a random walk called the ‘uniform escape walk’ could be used to analyze a network. In particular, Google uses it to rank nodes. For the case of an ...
Quantum Network Theory (Part 1) 5 Aug 2013 | 08:36 pm
guest post by Tomi Johnson If you were to randomly click a hyperlink on this web page and keep doing so on each page that followed, where would you end up? As an esteemed user of Azimuth, I’d like t...
The Selected Papers Network (Part 4) 29 Jul 2013 | 03:15 pm
guest post by Christopher Lee In my last post, I outlined four aspects of walled gardens that make them very resistant to escape: • walled gardens make individual choice irrelevant, by transferring ...
Monte Carlo Methods in Climate Science 23 Jul 2013 | 07:35 am
joint with David Tweed One way the Azimuth Project can help save the planet is to get bright young students interested in ecology, climate science, green technology, and stuff like that. So, we are w...
Negative Probabilities 19 Jul 2013 | 06:50 pm
The physicists Dirac and Feynman, both bold when it came to new mathematical ideas, both said we should think about negative probabilities. These days, Kolmogorov’s axioms for probabilities are us...
The Selected Papers Network (Part 3) 12 Jul 2013 | 08:55 am
guest post by Christopher Lee A long time ago in a galaxy far, far away, scientists and mathematicians simply wrote letters to each other to discuss their findings. In cultured cities, they formed c...
Coherence for Solutions of the Master Equation 10 Jul 2013 | 01:47 pm
guest post by Arjun Jain I am a master’s student in the physics department of the Indian Institute of Technology Roorkee. I’m originally from Delhi. Since some time now, I’ve been wanting to go into ...
