Mathematics news
Stock market model first to reproduce main properties of the real market
(PhysOrg.com) -- Since the early '90s, researchers have been developing simulations of financial markets with the goal to better understand market dynamics. While their models have improved since then to explain ...
Jul 14, 2010 |
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To build a cooperative society, is it better to punish or reward?
(PhysOrg.com) -- One of the basic components of a functional, cooperative society is a code of law, where the laws are usually enforced by some kind of incentive. Social incentives can either be positive (rewards) or negative ...
Apr 19, 2010 |
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Can a formula predict the outcome of a soccer match?
(PhysOrg.com) -- Soccer, like most sports, is a game full of surprises and lucky or unlucky breaks. After all, if it was easy to predict the winner of a soccer match, there wouldn’t be much reason to watch ...
Mar 05, 2010 |
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Winning While Losing: New Strategy Solves 'Two-Envelope' Paradox
(PhysOrg.com) -- Researchers from Australia have taken a step toward resolving a seemingly simple yet unsolved paradox known as the "two-envelope" problem. They’ve worked out a new strategy that can enable ...
Aug 18, 2009 |
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New Pattern Found in Prime Numbers
(PhysOrg.com) -- Prime numbers have intrigued curious thinkers for centuries. On one hand, prime numbers seem to be randomly distributed among the natural numbers with no other law than that of chance. But ...
May 08, 2009 |
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The Best Way to Board a Plane
Most airlines board passengers the same way, first filling the seats in the back of the plane, and then moving to the front. After a recent experience boarding a plane in this manner, Fermilab physicist Jason ...
Feb 14, 2008 |
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Model of Easter Island Collapse Might Reveal Message for Today
When a thriving civilization suddenly collapses, it’s often a mystery – and an ominous one, at that. For Easter Island circa 1000-1400 AD, experts believe it was a case of humans overexploiting their natural ...
Feb 11, 2008 |
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Animal communication plays important role in pattern formation
The way that a flock of birds flies or a school of fish swims may involve more than individuals simply judging the distance between themselves in the group. Recently, scientists from the University of Alberta ...
May 08, 2007 |
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Mathematicians solve E8 structure (Update)
A transatlantic team of number-crunchers announced they had built a theoretical structure in 248 dimensions, resolving a 120-year puzzle that could be used to test theories about the structure of the cosmos.
Mar 19, 2007 |
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Serial killing follows predictable pattern based on brain activity
(PhysOrg.com) -- Over a period of 12 years, Andrei Chikatilo murdered at least 53 people before being arrested in Rostov, Russia, in 1990. While Chikatilo’s killings, mainly of women and children, may ...
Jan 18, 2012 |
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The faster-than-fast Fourier transform
The Fourier transform is one of the most fundamental concepts in the information sciences. It’s a method for representing an irregular signal — such as the voltage fluctuations in the wire that conne ...
Jan 18, 2012 |
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Time for a change? Scholars say calendar needs serious overhaul
Researchers at The Johns Hopkins University have discovered a way to make time stand still -- at least when it comes to the yearly calendar.
Dec 27, 2011 |
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Cambridge University puts Newton's papers online
(PhysOrg.com) -- In a project that has long been overdue, Cambridge University, thanks to a hefty gift from the Polonsky Foundation (supporter of education and arts) and a grant from Britain’s Joint ...
Dec 12, 2011 |
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Researchers link patterns seen in spider silk, melodies
Using a new mathematical methodology, researchers at MIT have created a scientifically rigorous analogy that shows the similarities between the physical structure of spider silk and the sonic structure of ...
Dec 08, 2011 |
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Researchers find best routes to self-assembling 3-D shapes
Material chemists and engineers would love to figure out how to create self-assembling shells, containers or structures that could be used as tiny drug-carrying containers or to build 3-D sensors and electronic ...
Dec 07, 2011 |
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