Last week, I introduced Emmy Noether, an extraordinary figure in the fields of mathematics and physics. To understand Noether ...

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

The existence of electromagnetic radiation—light, radio waves, microwaves, X-rays, and so on—is one of the most important physical phenomena. Their theoretical understanding is one of the greatest ...

ABSTRACT: The relativistic equation of Newton’s second law of motion for massive photons is expressed in terms of frequency with the aid of the optical dispersion equation in vacuum—dependence of the ...

Abstract: Detecting anomaly of chest X-ray images by advanced technologies, such as deep learning, is an urgent need to improve the work efficiency and diagnosis accuracy. Fine-tuning existing deep ...

Abstract golden light rays scene with stairs Abstract golden light rays scene with stairs in vector Golden stadium lights with rays in vector Golden star with golden on dark blue background with ...

Yellow sun icon, sunshine and sunrise or sunset. Decorative sun... Yellow sun icon, sunshine and sunrise or sunset. Decorative sun and sunlight. Hot solar energy for tan. Vector Yellow Retro Sunburst ...

The recent detections of polarized X-rays from magnetars have opened up a new avenue to study magnetars, neutron stars endowed with superstrong magnetic fields. The detected polarization signals are ...

In computational chemistry and chemoinformatics, the support vector machine (SVM) algorithm is among the most widely used machine learning methods for the identification of new active compounds. In ...