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Mathematics news
How much faster is a knight than a king? A mathematical study reveals the exact ratio
We know a knight can move across the chessboard faster than the king, but exactly how much faster? Christian Táfula Santos, a doctoral student in UdeM's Department of Mathematics, has done the math and his proof has been ...
Mathematics
Dec 12, 2024
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Mathematician solves the moving sofa problem
A mathematician at Yonsei University, in Korea, claims to have solved the moving sofa problem. Jineon Baek has posted a 100+-page proof of the problem on the arXiv preprint server.
'I was scared': Many student teachers had bad math experiences at school. Here's how they can do better
What do you remember about math at school? Did you whizz through the problems and enjoy getting the answers right? Or did you often feel lost and worried you weren't keeping up? Perhaps you felt math wasn't for you and you ...
Mathematics
Dec 11, 2024
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Mathematicians make leap in modeling human impact on climate
A breakthrough in the theory of climate change science has given scientists the most robust way yet to link observed climate change to both human-made and natural causes and to spot early warning signals for potential climate ...
Mathematics
Dec 10, 2024
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Physics-based models combined with big data could lead to systematically better hypotheses
Finding a reasonable hypothesis can pose a challenge when there are thousands of possibilities. This is why Dr. Joseph Sang-II Kwon is trying to make hypotheses in a generalizable and systematic manner.
Mathematics
Dec 9, 2024
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Hybrid model links micro and macro scales in complex systems
In fields ranging from immunology and ecology to economics and thermodynamics, multi-scale complex systems are ubiquitous. They are also notoriously difficult to model. Conventional approaches take either a bottom-up or top-down ...
Mathematics
Dec 6, 2024
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Love thy neighbor: Researchers reveal network structures that enhance cooperation throughout a system
Helping out your neighbor or minding your own business? A challenging choice with different benefits for each decision. Game theory provides guidance in making such choices—from a theoretical perspective.
Mathematics
Dec 6, 2024
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Why are boys outperforming girls in math?
A major international test has revealed a concerning gender gap in math among Australian school students.
Mathematics
Dec 5, 2024
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Can we avert the looming food crisis of climate change? Mathematical model reveals critical threshold
Human activities are causing atmospheric carbon dioxide (CO2) levels to rise, which increases the global average surface temperature—and poses a threat to crop growth. Escalating concerns about climate change's impact on ...
Mathematics
Nov 26, 2024
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Mathematicians develop AI to forecast market interest rates
Researchers from the Ateneo de Manila University have developed artificial intelligence (AI) deep learning tools that can help predict money market interest rates, invaluable for decision-makers in business and government.
Mathematics
Nov 26, 2024
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A new puzzle piece for string theory research: Study proves 4-graviton scattering conjecture
String theory aims to explain all fundamental forces and particles in the universe—essentially, how the world operates on the smallest scales. Though it has not yet been experimentally verified, work in string theory has ...
Mathematics
Nov 20, 2024
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Mathematical approach can predict crystal structure in hours instead of months
Researchers at New York University have devised a mathematical approach to predict the structures of crystals—a critical step in developing many medicines and electronic devices—in a matter of hours using only a laptop, ...
Mathematics
Nov 14, 2024
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A 41-million-digit prime number is the biggest ever found—but mathematicians' search for perfection will continue
Imagine a number made up of a vast string of ones: 1111111…111. Specifically, 136,279,841 ones in a row. If we stacked up that many sheets of paper, the resulting tower would stretch into the stratosphere.
Mathematics
Nov 14, 2024
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160
Flexible statistical method powers research on health, climate, financial data
Machine learning and artificial intelligence wouldn't be possible without the statistical models that underpin their analytic capabilities. A Cornell statistician and his colleague have developed a revolutionary new method ...
Mathematics
Nov 13, 2024
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Testing AI systems on hard math problems shows they still perform very poorly
A team of AI researchers and mathematicians affiliated with several institutions in the U.S. and the U.K. has developed a math benchmark that allows scientists to test the ability of AI systems to solve exceptionally difficult ...
'Shallow' sports and 'deep' social hierarchies: Not all pecking orders are created equally
University of Michigan researchers have added a new dimension to the mathematics used to predict the outcomes of all manner of competitions, including sports, games and social hierarchies in both humans and animals.
Mathematics
Nov 6, 2024
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Probability training: Preventing errors of reasoning in medicine and law
How trustworthy is a positive HIV test result? How probable is an actual infection when the test is positive? Even professionals often get such questions wrong, which can lead to misdiagnoses and unnecessary surgeries.
Mathematics
Nov 6, 2024
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Hard in theory, easy in practice: Why graph isomorphism algorithms seem to be so effective
Graphs are everywhere. In discrete mathematics, they are structures that show the connections between points, much like a public transportation network. Mathematicians have long sought to develop algorithms that can compare ...
Mathematics
Nov 6, 2024
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New framework uses games of chance to put 'price' on intangible assets
A new statistical model could help to address the age-old question of how to price non-physical, intangible goods like data, say scientists.
Mathematics
Nov 6, 2024
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Misinformation really does spread like a virus, according to mathematical models drawn from epidemiology
We're increasingly aware of how misinformation can influence elections. About 73% of Americans report seeing misleading election news, and about half struggle to discern what is true or false.
Mathematics
Nov 5, 2024
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More news
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