Mathematicians are still trying to understand fundamental properties of the Fourier transform, one of their most ubiquitous ...

Economists are generally optimistic about the economy, but the public hasn't hated it this much in more than a decade—these charts show why.

On Wednesday night, Elon Musk unveiled xAI’s latest flagship models Grok 4 and Grok 4 Heavy via livestream, just one day after the company’s Grok chatbot began generating outputs that featured ...

German-owned turbine maker was forced to halt sales of 4.X wind turbine model in 2023 after serial defects were found in platform Siemens Gamesa is celebrating a landmark comeback order for its 4.X ...

Use this page to revise the following concepts within area under a curve and between curves: Let \(f\left(x\right)\) be a continuous function over \(x \in [a,b]\): \(\int_{b}^{a}f\left(x\right) dx\) ...

While graphs for cosine and sine functions are similar, those for tangent functions differ significantly from them, sharing only in that they show periodicity and symmetry. Recall \(\tan(x)= ...

This is a daily average of polls conducted by dozens of different organizations since Inauguration Day. See the latest polls. Inaug. About this data Note: Individual poll results are shown as circles.

David Nield is a technology journalist from Manchester in the U.K. who has been writing about gadgets and apps for more than 20 years. He has a bachelor's degree in English Literature from Durham ...

“There are five fundamental operations in mathematics,” the German mathematician Martin Eichler supposedly said. “Addition, subtraction, multiplication, division and modular forms.” Part of the joke, ...

Abstract: This paper presents a novel approach to generate a family of window functions from the existing four-term cosine window function that has an asymptotic decay of 42 dB/octave. The proposed ...