The original version of this story appeared in Quanta Magazine. Calculus is a powerful mathematical tool. But for hundreds of years after its invention in the 17th century, it stood on a shaky ...

In the late 19th century, Karl Weierstrass invented a fractal-like function that was decried as nothing less than a “deplorable evil.” In time, it would transform the foundations of mathematics.

For decades, high school students hoping to attend the most selective colleges in the country have received the same recommendation: Take the most rigorous courses possible. And over that time, ...

When the College Board launched its Advanced Placement Precalculus course in 2022, it aimed to expand students’ access to advanced math courses and open more doors for students to earn college credit ...