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Archive for the ‘mathematics’ category: Page 5

Aug 29, 2024

String Theorists Accidentally Find a New Formula for Pi

Posted by in categories: information science, mathematics, physics

From the article:

When Saha and Sinha took a closer look at the resulting equations, they realized that they could express the number pi in this way, as well as the zeta function, which is the heart of the Riemann conjecture, one of the greatest unsolved mysteries in mathematics.

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Aug 29, 2024

OpenAI’s Project Strawberry will become ChatGPT5, launch soon, and be better at math than any chatbot, insiders say

Posted by in categories: mathematics, robotics/AI

More details of OpenAI’s secretive Project Strawberry have dropped, including its expected release date and the areas it will specialize in.

A recent report in The Information quotes “two people who have been involved in the effort”, and goes on to say that Project Strawberry could drop this Fall, and be better at math and programming than any chatbot we’ve seen so far.

Aug 28, 2024

Mathematicians debunk GPS assumptions to offer improvements

Posted by in categories: mathematics, satellites

The summer holidays are ending, which for many concludes with a long drive home and reliance on GPS devices to get safely home. But every now and then, GPS devices can suggest strange directions or get briefly confused about your location. But until now, no one knew for sure when the satellites were in a good enough position for the GPS system to give reliable direction.

Aug 25, 2024

Quantum entanglement: A simple way to fully grasp this ‘impossible’ concept

Posted by in categories: mathematics, particle physics, quantum physics

Measurement in quantum mechanics presents unique challenges. Observing one particle in an entangled pair determines the states of both, leading to critical inquiries: What constitutes a ‘measurement,’ and how does it influence our understanding of reality?

The complex mathematics underpinning quantum mechanics — incorporating concepts like Hilbert spaces, wave functions, and operators — can be intimidating, rendering entanglement less accessible to many.

Simply put, quantum entanglement is just too complicated for most people to fully understand. It defies classical intuitions, involves sophisticated mathematics, and urges us to reevaluate our understanding of reality.

Aug 25, 2024

The Universe is on the Move

Posted by in categories: mathematics, space

Our universe is defined by the way it moves, and one way to describe the history of science is through our increasing awareness of the restlessness of the cosmos.

For millennia the brightest scientific minds in Europe and the Middle East believed that the Earth was perfectly still and that the heavens revolved around it, with a series of nested crystal spheres carrying each of the heavenly objects. Those early astronomers busied themselves with attempts to explain and predict the motion of those objects – the Sun, the Moon, each of the known planets, and the stars. Those predictions were excellent, and their systems able to explain the data well into the 16th century.

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Aug 24, 2024

Microsoft reveals Phi-3.5 — this new small AI model outperforms Gemini and GPT-4o

Posted by in categories: mathematics, robotics/AI

The rise of the smaller models.

Aug 22, 2024

Mathematicians unlock the secrets of ouzo’s cloudy transformation

Posted by in category: mathematics

Mathematicians at Loughborough University have turned their attention to a fascinating observation that has intrigued scientists and cocktail enthusiasts alike: the mysterious way ouzo, a popular anise-flavored liquor, turns cloudy when water is added.

Aug 22, 2024

Deviations in particle interactions point to the existence of new bosons

Posted by in categories: mathematics, particle physics

The Standard Model of particle physics is the mathematical description of the fundamental constituents and interactions of matter. While it is the accepted theory encapsulating our current state-of-the-art knowledge in particle physics, it is incomplete as it is unable to describe many glaring phenomena in nature.

Crivellin and Mellado’s article describes deviations in the decay of multi-lepton particles in the LHC, compared to how they should behave according to the Standard Model. These deviations, or anomalies, constitute excesses in the production of particles called electrons and its heavy cousin, the muon, on top of the predictions from the Standard Model.

“An is something that stands out as unusual or different from what is normal or expected. In this case, this is a deviation from the Standard Model of Particle physics. Anomalies can be important because they often signal that something unexpected or significant has happened,” says Crivellin.

Aug 21, 2024

Mathematicians Prove Hawking Wrong About ‘Extremal’ Black Holes

Posted by in categories: cosmology, mathematics

For decades, extremal black holes were considered mathematically impossible. A new proof reveals otherwise.

Aug 17, 2024

Scientists propose theory to resolve time travel paradox and make time travel possible

Posted by in categories: mathematics, physics, space, time travel

A new theory suggests time travel might be possible without creating paradoxes.

TL;DR:

A physics student from the University of Queensland, Germain Tobar, has developed a groundbreaking theory that could make time travel possible without creating paradoxes. Tobar’s calculations suggest that space-time can adjust itself to avoid inconsistencies, meaning that even if a time traveler were to change the past, the universe would correct itself to prevent any disruptions to the timeline. This theory offers a new perspective on time loops and free will, aligning with Einstein’s predictions. While the math is sound, actual time travel remains a distant possibility.

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