Abstract: In this issue, “25 Years Ago” revisits the article “Basic Problems in Stability and Design of Switched Systems” by Daniel Liberzon and A. Stephen Morse, in IEEE Control Systems Magazine, vol ...

providing step-by-step explanations to help users understand the problem-solving process. The app covers a wide range of math topics, from basic arithmetic to advanced calculus, making it a valuable ...

That’s a major problem, though, and Americans cannot afford to have a president who takes the issue lightly, with everything from your ability to afford buying a home to the government’s ...

A hundred years ago, in Madras Presidency, there lived a librarian named S R Ranganathan (SRR), who was bored. So bored that in Jan 1924, just a week after being appointed the first librarian of ...

To learn math, students must build a mental toolbox of facts and procedures needed for different problems. But students who can recall these foundational facts in isolation often struggle to use ...

They can spend the money however they choose. Basic income has been piloted over 100 times across America, and even more around the world. Advocates say that the cash — which could give all ...

If you want to debate whether one investment yielding 4.5% is better than a less risky investment yielding 4.2%, you can usually count on an answer from Christine Benz, who writes a regular column ...

Apple’s iOS 17.7 update is causing problems for some iPhone users. Some iPhone users are noticing performance improvements after moving their device up from iOS 17.6.1, and older versions of iOS ...