Vertex

Rarity: Common

The most frequent rarity: most Wikipedia articles become Commons.

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 the geometry of plane curves, a vertex is a point of where the first derivative of curvature is zero. This is typically a local maximum or minimum of curvature, and some authors define a vertex to be more specifically a local extremum of curvature.

Excerpt from the Wikipedia article “Vertex (curve)”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: The original uploader was Salix alba at English Wikipedia., CC BY-SA 3.0, via Wikimedia Commons.