Hypotrochoid

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

In collections

Nobody has pulled it yet.

What Wikipedia says

In geometry, a hypotrochoid is a roulette traced by a point attached to a circle of radius r rolling around the inside of a fixed circle of radius R, where the point is a distance d from the center of the interior circle.

Excerpt from the Wikipedia article “Hypotrochoid”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: User:Sam Derbyshire @ en.wiki, CC BY-SA 3.0, via Wikimedia Commons.