rss Last update Decision cascades in social networks, Dec 22, 2014

Mathematics news

Decision cascades in social networks

How do people in a social network behave? How are opinions, decisions and behaviors of individuals influenced by their online networks? Can the application of math help answer these questions?

Dec 22, 2014
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Shifting boundaries and changing surfaces

New research published in the Proceedings of The Royal Society A by members of the Mathematical Soft Matter Unit at the Okinawa Institute of Science and Technology Graduate University examines the en ...

Dec 10, 2014
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Uncovering complex network structures in nature

The global spread of Ebola is due to the complex interactions between individuals, societies, and transportation and trade networks. Understanding and building appropriate statistical and mathematical models ...

Dec 10, 2014
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Golden Ratio offers unity of science

It is said to represent a "cosmic constant" found in the curvature of elephant tusks, the shape of a kudu's horn, the destructive beauty of Hurricane Katrina, and in the astronomical grandeur of how planets, ...

Nov 27, 2014
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Risk analysis for a complex world

Developing adaptable systems for finance and international relations could help reduce the risk of major systemic collapses such as the 2008 financial crisis, according to a new analysis.

Nov 18, 2014
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Researchers develop new model to study epidemics

For decades, scientists have been perfecting models of how contagions spread, but newly published research takes the first steps into building a model that includes the loop linking individual human behavior and the behavior ...

Nov 06, 2014
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Maths brilliance in systems engineering

"I was trained as an applied mathematician with a strong emphasis on statistics as a student at Dhaka University, Bangladesh. It transpired that this is not a common combination and I then went on to do my ...

Oct 08, 2014
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At the interface of math and science

In popular culture, mathematics is often deemed inaccessible or esoteric. Yet in the modern world, it plays an ever more important role in our daily lives and a decisive role in the discovery and development ...

Adding uncertainty to improve mathematical models

Mathematicians from Brown University have introduced a new element of uncertainty into an equation used to describe the behavior of fluid flows. While being as certain as possible is generally the stock and ...

Key decisions on drones likely from Congress

Keeping that weight loss resolution

A case for treating both mind and body

Math journal puts Rauzy fractcal image on the cover

An image created by geometer Edmund Harriss made the cover of the mathematics journal Notices, published by the American Mathematical Society. The image, created in collaboration with Bill Casselman, appear ...

Professor quantifies how 'one thing leads to another'

( —"One thing led to another," people often say. Events, discoveries and relationships are triggered by something previous. The iPhone case was designed only because the iPhone was invented first. A song became ...

Children's book explores Really Big Numbers

A new children's book written and illustrated by a Brown mathematics professor Richard Schwartz takes readers on a visual journal through the infinite number system. Schwartz hopes Really Big Numbers will ...

Methane is leaking from permafrost offshore Siberia

Can astronomy explain the biblical Star of Bethlehem?

Finding faster-than-light particles by weighing them

Fair cake cutting gets its own algorithm

The next time your children quibble about who gets to eat which part of a cake, call in some experts on the art of sharing. Mathematician Julius Barbanel of Union College, and political scientist Steven Brams of New York ...

Patient choice and hospital capacity during a pandemic

Allowing patients to choose which hospital they attend when suffering illness during a pandemic rather than assigning them to a specific healthcare facility is appealing to patients during such a crisis. However, such a patient-centric ...

A model for Bluetongue disease dynamics in cattle

In a paper recently published in the SIAM Journal on Mathematical Analysis, authors Stephen Gourley, Gergely Röst, and Horst Thieme model disease persistence of a virus called Bluetongue using a system of sev ...

Key N. Korean websites back online after shutdown

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