Complex spine surgery involves careful coordination across disciplines, anticipation of complications, and decision-making incorporating numerous clinical and radiographic variables. As artificial ...

Abstract: A systematic theory is introduced for finding the four Hessians of complex-valued scalar functions with respect to a complex-valued matrix variable and the complex conjugate of this variable ...

An illustration of a magnifying glass. An illustration of a magnifying glass.

If you want to see or check the names and values of Environment Variables in Windows 11 or Windows 10, here is how you can do that. There are mainly four ways to find almost everything about the ...

THIS pleasant and moderately priced little book forms an excellent introduction to the complex variable. It is written in a brisk and lucid style, and may be confidently recommended to students of ...

Have you ever found yourself staring at a tangled web of formulas in Excel, wondering if there’s a better way to make sense of it all? You’re not alone. Whether you’re managing large datasets, ...

Can you chip in? The Internet Archive is introducing peer-to-peer (P2P) fundraising —a giving platform that allows individual supporters to host personalized campaigns to fundraise for the Internet ...

The original version of this story appeared in Quanta Magazine. A few centuries ago, the swirling polychromatic chaos of Jupiter’s atmosphere spawned the immense vortex that we call the Great Red Spot ...