Pencil

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 geometry, a pencil is a family of geometric objects with a common property, for example the set of lines that pass through a given point or the set of circles that pass through two given points.

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

Image: WillowW (original); Pbroks13 (redraw), CC BY-SA 3.0, via Wikimedia Commons.