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General Science / Mathematics news 1234

Mathematician foresees romps for Major League Baseball's American League in 2008

March 31, 2008 | User rating: 4.1 / 5 after 16 vote(s) | No comments yet

NJIT’s indefatigable math professor Bruce Bukiet is once again opining on outcomes for this season’s Major League Baseball teams. His picks are based on a mathematical model he developed in 2000. His goal is two-fold.


Could a mathematical model predict the demise of a business?

March 14, 2008 | User rating: 4.5 / 5 after 21 vote(s) | No comments yet

Many gamblers claim to have a "system", whether they're shooting craps, backing horses, or punting on the stock market. Now, researchers in Taiwan have devised an approach to spotting when a company is likely to fail based ...


Algorithm finds the network -- for genes or the Internet

March 12, 2008 | User rating: 4.6 / 5 after 27 vote(s) | No comments yet

Human diseases and social networks seem to have little in common. However, at the crux of these two lies a network, communities within the network, and farther even, substructures of the communities. In a ...


Brown mathematicians prove new way to build a better estimate

February 29, 2008 | User rating: 4.6 / 5 after 44 vote(s) | No comments yet

How do you sift through hundreds of billions of bits of information and make accurate inferences from such gargantuan sets of data? Brown University mathematician Charles “Chip” Lawrence and graduate student Luis Carvalho ...


New method ranks quality of scientific journals by field

February 27, 2008 | User rating: 4.1 / 5 after 13 vote(s) | User comments: 1

Worldwide, the number of scientists is increasing as is the number of scientific journals and published papers, the latter two thanks in large part to the rise of electronic publishing. Scientists and other researchers are ...


In the race to the top, zigzagging is more efficient than a straight line

February 20, 2008 | User rating: 3.7 / 5 after 13 vote(s) | User comments: 1

A straight line may be the shortest distance between two points, but it isn’t necessarily the fastest or easiest path to follow.


Novel mathematical model predicts new wave of drug-resistant HIV infections in San Francisco

February 17, 2008 | User rating: 4.2 / 5 after 9 vote(s) | User comments: 2

A mathematical model shows that a new wave of drug-resistant HIV is rising among among men in San Francisco who have sex with men and that this trend will continue over the next few years, according to a new study from the ...


Brain waves pattern themselves after rhythms of nature

February 15, 2008 | User rating: 4.2 / 5 after 35 vote(s) | User comments: 4

The same rules of physics that govern molecules as they condense from gas to liquid, or freeze from liquid to solid, also apply to the activity patterns of neurons in the human brain. University of Chicago ...


New method for solving differential equations

January 24, 2008 | User rating: 3.3 / 5 after 23 vote(s) | No comments yet

Dutch-sponsored mathematician Valeriu Savcenco has developed new methods for the numerical solution of ordinary differential equations. These so-called multirate methods are highly efficient for large systems, where some ...


Researchers create mathematical model of fruit fly eyes

January 11, 2008 | User rating: 4.1 / 5 after 12 vote(s) | No comments yet

Many researchers have tried to create a mathematical model of how cells pack together to form tissue, but most models have many different complicated factors, and no model is universal.


A crystal that nature may have missed

January 03, 2008 | User rating: 4 / 5 after 30 vote(s) | User comments: 2

For centuries, human beings have been entranced by the captivating glimmer of the diamond. What accounts for the stunning beauty of this most precious gem? As mathematician Toshikazu Sunada explains in an ...


Traffic jam mystery solved by mathematicians

December 19, 2007 | User rating: 3.9 / 5 after 362 vote(s) | User comments: 31

Mathematicians from the University of Exeter have solved the mystery of traffic jams by developing a model to show how major delays occur on our roads, with no apparent cause. Many traffic jams leave drivers ...


Solving checkers a great idea

December 17, 2007 | User rating: 3.9 / 5 after 19 vote(s) | No comments yet

Jonathan Schaeffer 'solved' checkers this year and his achievement has been named one of 2007's top ideas by the New York Times.


Free software brings affordability, transparency to mathematics

December 06, 2007 | User rating: 4.8 / 5 after 89 vote(s) | User comments: 1

Until recently, a student solving a calculus problem, a physicist modeling a galaxy or a mathematician studying a complex equation had to use powerful computer programs that cost hundreds or thousands of dollars. ...


Fate might not be so unpredictable after all, study suggests

December 03, 2007 | User rating: 4.3 / 5 after 47 vote(s) | User comments: 3

Why does it take so long for soul mates to find each other? How does disease spread through a person’s body? When will the next computer virus attack your hard-drive?


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