How Emmy Noether's theorem uses the Lagrangian to provide a formula for calculating the quantity of symmetries in a ...

In this paper, we consider the strong instability of standing waves for the Hartree equation with a constant magnetic field.

Late physicist turned issue of when to stop searching for a better place to eat into mathematical problem When it comes to exploring a new city, it can be tricky to know when to stop searching for a ...

For those who celebrate it, tracking what day the holiday Easter takes place on can be a challenge. According to Christian religious traditions, Easter Sunday falls on the first Sunday following the ...

As one of the most heavily regulated foods on the market, infant formula is subject to strict nutrition guidelines and undergoes rigorous safety and quality testing. But CR’s tests of infant formula ...

Five years ago, mathematicians Dawei Chen and Quentin Gendron were trying to untangle a difficult area of algebraic geometry involving differentials, elements of calculus used to measure distance ...

Ramanujan’s elegant formulas for calculating pi, developed more than a century ago, have unexpectedly resurfaced at the heart of modern physics. Researchers at IISc discovered that the same ...

The formula the Trump administration used to calculate his tariffs is bewildering economists. Economists argue the formula relies on a flawed underestimation of a key metric, resulting in inflated ...

President Donald Trump introduced his “discounted reciprocal tariffs” on over 200 countries on April 2. Most countries receive a base tariff rate of 10%, but for countries receiving more, the rates ...

Seamless chemical and biological formulas on chalkboard. Math theory. Mathematics calculus on class chalkboard. Algebra and geometry science handwritten formulas vector education concept Math theory.

Most experts recommend getting seven to nine hours of sleep a night — so why do we sometimes get a full night’s rest and still wake up feeling tired? It may have something to do with the point in the ...