Abstract: The unconditionally stable (US) Chebyshev (CS) finite-difference time-domain (FDTD) method is extended for solving the problems ... of CS functions for order selection is discussed. Finally, ...

Have the giants gotten too big for anyone’s good? This week, the top 10 companies in the S&P 500 made up more than 37.5% of the index’s total market value. Many market commentators will tell ...

Shares of Tesla Inc. fell again on Monday, as a negative turn in how Chief Executive Elon Musk is being viewed by consumers is fueling concern that sales will take a hit. There’s also a growing ...

Capital One said it is working with a third-party vendor to resolve the issue. (Sarah Yenesel/EPA-EFE/Shutterstock) Capital One customers have been reporting problems ...

Malnutrition, I saw on this trip, is a vast and under-addressed problem — but also one that we can solve if we commit to it. Nicholas Kristof became a columnist for The Times Opinion desk in ...

A best practice is to develop frameworks that embed ... The antidote to apprehension around AI is to build products that solve real problems, and then highlight those solutions.

The research is conflicting, but most evidence points to late morning as the best time for that kind of problem solving, Rutledge said. “Research suggests that mood is relatively stable in the ...

The “executive functions,” as they’re known, include attentional control, working memory, inhibition, and problem-solving, many of which are thought to originate in the brain’s prefrontal ...

“Turbulence was and still is an unsolved problem in the sense that we cannot exactly simulate realistic flows on computers, i.e. we still need a wind tunnel to design an aircraft wing. But ...