Abstract: Rational models must be passive in order to ensure stable time domain simulations. The assessment of passivity properties is usually done via a Hamiltonian matrix that is associated with the ...

A classic example of a nudge is making the healthy choices easier to grab in a cafeteria. Maskot via Getty Images These reactions raise a deeper question: What does it mean to call a response ...

Mathematicians just made a big leap forward on one of the field’s all-time favorite problems. Curves—squiggly lines through space, such as a comet’s trajectory or a stock market trend—are some of math ...

A quick thought experiment – imagine asking students to solve the problem ½ + ¼. How do they respond? How do they get to those responses? To many, this will look like a simple problem using familiar ...

Abstract: Rational Polynomial Chaos has been shown to provide accurate surrogate models for the output Quantity of Interest in circuits/systems. The existing Rational Polynomial Chaos method uses the ...

Microsoft Corp. last week delivered what looks on paper like a great quarter, with a beat of 1% and 5% on revenue and operating operating profit, respectively. But the two-day reaction from investors ...

Every so often, someone creates or changes a programming language. In the process, these language creators make a number of design choices. They may wonder whether to check certain conditions at ...

The Asian Winter Games have taken a considered, "site-specific" approach to venue upgrades, opting against large-scale demolitions and reconstructions. XINHUA The number of sports fans continues to ...

Four years ago, in an article for Media Matters for America, I warned that journalists were sanitizing Donald Trump’s incoherent ramblings to make them more palatable for the average voter. The ...

The ancient scholar Hippasus of Metapontum was punished with death for his discovery of irrational numbers—or at least that’s the legend. What actually happened in the fifth century B.C.E. is far from ...

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 ...