Cissoid

Rarity: Common

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At a glance

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Notion

Domain

Science and technology

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What Wikipedia says

In geometry, a cissoid (; from Ancient Greek κισσοειδής (kissoeidēs) 'ivy-shaped') is a plane curve generated from two given curves C1, C2 and a point O (the pole). Let L be a variable line passing through O and intersecting C1 at P1 and C2 at P2. Let P be the point on L so that

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

Image: Kmhkmh, CC BY 4.0, via Wikimedia Commons.