A classic math rule now handles infinity. New work strengthens the math behind physics and unbounded systems. % ...

Understand Thevenin’s Theorem the easy way with a clear, step-by-step circuit example. Learn how to simplify complex electrical networks into an equivalent circuit, making analysis faster and ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Daniel Liberto is a journalist with over 10 years of experience working with publications such as the Financial Times, The Independent, and Investors Chronicle. Robert Kelly is managing director of ...

Emmy Noether showed that fundamental physical laws are just a consequence of simple symmetries. A century later, her insights continue to shape physics. In the fall of 1915, the foundations of physics ...

In their peer-reviewed work, Calcea Johnson and Ne'Kiya Jackson present five new ways of proving Pythagoras' Theorem via trigonometry. They also detail a new method for finding proofs that yield at ...

Norton Motorcycles has big plans for US sales and quality bikes. The company has been through a lot since its founding in 1898, but anyone who remembers great motorcycles like the Commando 850 has ...

Pythagoras Theorem: The Pythagoras Theorem is a fundamental principle in geometry, attributed to the ancient Greek mathematician Pythagoras. This theorem establishes a relationship between the sides ...

A person compares Bitdefender and Norton antivirus software pricing on a Windows PC. Photo by Tracey Truly / Digital Trends Bitdefender and Norton consistently rank among the best antivirus software ...

How to Use Norton Secure VPN (A Step-by-Step Guide) Your email has been sent Having a hard time getting started with Norton VPN? Learn how to use Norton Secure VPN with our in-depth tutorial. Norton ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...