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Categories: Mathematics: General, Mathematics: Puzzles

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Mathematics: Puzzles
Published

Video game playing causes no harm to young children's cognitive abilities, study finds      (via sciencedaily.com) 

Despite old fears that bad effects follow excessive video game playing or questionable game choices, researchers found those factors mattered little, if any, in children's brain health. The bad news? Video games assumed to be effective learning tools showed no meaningful effects, either.

Computer Science: General Computer Science: Quantum Computers Mathematics: General Mathematics: Modeling Physics: Quantum Computing Physics: Quantum Physics
Published

Researchers take a step toward novel quantum simulators      (via sciencedaily.com) 

If scaled up successfully, the team's new system could help answer questions about certain kinds of superconductors and other unusual states of matter.

Computer Science: General Mathematics: General
Published

COVID calculations spur solution to old problem in computer science      (via sciencedaily.com) 

A mathematician was keen to forecast the evolution of the COVID epidemic. Instead, he ended up solving a problem which had troubled computer scientists for decades.

Mathematics: General Mathematics: Modeling Mathematics: Statistics
Published

Modelling the collective movement of bacteria      (via sciencedaily.com) 

A new paper presents a mathematical model for the motion of bacteria that includes cell division and death, the basic ingredients of the cell cycle.

Mathematics: General Mathematics: Modeling
Published

Revealing the complex magnetization reversal mechanism with topological data analysis      (via sciencedaily.com) 

The reliability of data storage and writing speed in advanced magnetic devices depend on drastic, complex changes in microscopic magnetic domain structures. However, it is extremely challenging to quantify these changes, limiting our understanding of magnetic phenomena. To tackle this, researchers developed, using machine learning and topology, an analysis method that quantifies the complexity of the magnetic domain structures, revealing hidden features of magnetization reversal that are hardly seen by human eyes.

Mathematics: General Mathematics: Modeling
Published

Finding simplicity within complexity      (via sciencedaily.com) 

With the theory that for every action, even those seemingly complex and random, there is a math problem that describes it, a researcher is publishing a new formula that helps find that equation quickly. Yes, he's speeding up science.

Computer Science: Virtual Reality (VR) Mathematics: Puzzles
Published

Purchasing loot boxes in video games associated with problem gambling risk, says study      (via sciencedaily.com) 

Gamers who buy 'loot boxes' are up to two times more likely to gamble, shows new research.

Mathematics: Puzzles
Published

Online gaming enhances career prospects and develops soft skills, finds new study      (via sciencedaily.com) 

Online gaming behavior can encourage gamers to gain a variety of soft skills which could assist them with training to support their career aspirations, according to new research.

Computer Science: Virtual Reality (VR) Mathematics: General
Published

Math approach may make drug discovery more effective, efficient      (via sciencedaily.com) 

Researchers have devised a computer-based platform for drug discovery that could make the process more effective, more efficient and less costly.

Mathematics: General
Published

Using math to better treat cancer      (via sciencedaily.com) 

Researchers have identified a new method for scheduling radiation therapy that could be as much as 22 percent more effective at killing cancer cells than current standard radiation treatment regimens.

Computer Science: Encryption Computer Science: Quantum Computers Mathematics: Puzzles
Published

Microlaser chip adds new dimensions to quantum communication      (via sciencedaily.com) 

With only two levels of superposition, the qubits used in today's quantum communication technologies have limited storage space and low tolerance for interference. Engineering's hyperdimensional microlaser generates 'qudits,' photons with four simultaneous levels of information. The increase in dimension makes for robust quantum communication technology better suited for real-world applications.

Mathematics: General
Published

Moral behavior pays off      (via sciencedaily.com) 

Coupling two approaches of game theory can shed light on how moral norms evolve.

Mathematics: General Mathematics: Modeling Mathematics: Puzzles
Published

Mathematicians explain how some fireflies flash in sync      (via sciencedaily.com) 

A new study by mathematicians shows that math borrowed from neuroscience can describe how swarms of these unique insects coordinate their light show, capturing key details about how they behave in the wild.

Mathematics: General Mathematics: Modeling
Published

Unveiling the dimensionality of complex networks through hyperbolic geometry      (via sciencedaily.com)     Original source 

Reducing redundant information to find simplifying patterns in data sets and complex networks is a scientific challenge in many knowledge fields. Moreover, detecting the dimensionality of the data is still a hard-to-solve problem. A new article presents a method to infer the dimensionality of complex networks through the application of hyperbolic geometrics, which capture the complexity of relational structures of the real world in many diverse domains.

Mathematics: General Mathematics: Modeling Mathematics: Statistics
Published

Mathematical modeling suggests U.S. counties are still unprepared for COVID spikes      (via sciencedaily.com)     Original source 

America was unprepared for the magnitude of the pandemic, which overwhelmed many counties and filled some hospitals to capacity. A new study suggests there may have been a mathematical method, of sorts, to the madness of those early COVID days.

Mathematics: General Mathematics: Modeling Mathematics: Puzzles
Published

Music class in sync with higher math scores -- but only at higher-income schools      (via sciencedaily.com) 

Music and arts classes are often first on the chopping block when schools face tight budgets and pressure to achieve high scores on standardized tests. But it's precisely those classes that can increase student interest in school and even benefit their math achievement, according to a new study.

Mathematics: General
Published

Number-crunching mathematical models may give policy makers major headache      (via sciencedaily.com) 

Policy makers assume that adding more detail to mathematical models will produce more accurate predictions, but that's not always the case, a new study shows.

Mathematics: General
Published

Predicting risk of aneurysm rupture      (via sciencedaily.com) 

Predicting the rupture of aneurysms is crucial for medical prevention and treatment. As aspect ratio and size ratio increase and an aneurysm expands, the stress applied against the aneurysm walls and the time blood spends within it increase. This leads the probability of rupture to rise. Researchers develop a patient-specific mathematical model to examine what aneurysm parameters influence rupture risk prior to surgery. Computed tomography scans are fed into the model, which reconstructs the geometry and blood flow of the aneurysm. It then uses equations to describe the fluid flow, generating information about the blood vessel walls and blood flow patterns.

Mathematics: Puzzles
Published

Electronic gaming can trigger potentially lethal heart rhythm problems in susceptible children      (via sciencedaily.com) 

Electronic gaming can precipitate life-threatening cardiac arrhythmias in susceptible children whose predisposition may have been previously unrecognized, according to a new report. The investigators documented an uncommon, but distinct pattern among children who lose consciousness while playing electronic (video) games.