THE authors of this volume have taken for their aim the axiom that the best preparation for the calculus is a suitable course in co-ordinate geometry. The text is thus divided into two sections: the ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Around 1900, American mathematicians ...

Can you chip in? As an independent nonprofit, the Internet Archive is fighting for universal access to quality information. We build and maintain all our own systems, but we don’t charge for access, ...

“Dark Comets,” by Robin George Andrews, describes a group of objects in our solar system with “unexplained” acceleration. That made me wonder: Is it possible that while dark energy appears uniform ...

There’s a certain four letter word that strikes great fear into the hearts of many people: math. It has a reputation for being a subject of the elite — a terrible, confusing, jumbled mess of illogical ...

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.

Imagine a small light fixed to the rim of a bicycle wheel. As the bike moves, the light rises and falls in a series of arches. A long-exposure nocturnal photograph would show a cycloid, the curve ...

The Hechinger Report covers one topic: education. Sign up for our newsletters to have stories delivered to your inbox. Consider becoming a member to support our nonprofit journalism. High school ...

In this undated photo, Ashley Alvarez (left) and Caro Guzmán are shown during rehearsals for the world premiere of "Derecho" at La Jolla Playhouse, on stage through Aug. 18, 2024. For more arts events ...

Plaque is a sticky film of bacteria that forms on your teeth, both above and below your gumline. If you run your tongue over your teeth and they feel fuzzy, what you're feeling is the plaque film. You ...