In this video, we provide essential "math help" by explaining how to "graph" "piecewise functions", moving beyond simple ...

In this video, we provide essential "math help" by explaining how to simplify complex fractions, which often involves careful "algebra" and understanding "rational functions". This "math tutorial" ...

Git isn't hard to learn, and when you combine Git with GitLab, you've made it a whole lot easier to share code and manage a common Git commit history with the rest of your team. This tutorial shows ...

Algebraic function theory in quaternionic spaces extends classical complex analysis into a noncommutative setting, offering a framework for functions of one or more quaternionic variables. Quaternions ...

Modern cryptographic systems rely on the interplay of algebraic structures and discrete mathematics to achieve confidentiality, integrity and authentication. At their core, cryptographic functions ...

How can the behavior of elementary particles and the structure of the entire universe be described using the same mathematical concepts? This question is at the heart of recent work by the ...

As a person with a chronic illness, I'm no stranger to bloodwork. I used to pore over my lab results, googling the various meanings, and trying not to panic when a test fell out of range. Function ...

A tug of war in San Francisco over whether to teach algebra in eighth or ninth grade gets at wider national questions about serving all students fairly. By Soumya Karlamangla How to make algebra ...

Top students can benefit greatly by being offered the subject early. But many districts offer few Black and Latino eighth graders a chance to study it. By Troy Closson From suburbs in the Northeast to ...

Even though x is one of the least-used letters in the English alphabet, it appears throughout American culture – from Stan Lee’s X-Men superheroes to “The X-Files” TV series. The letter x often ...

In May 2025, President Donald Trump signed an executive order to restrict research on viruses and pathogens called gain-of-function studies. The National Institutes of Health is now taking steps to ...