Definition:Tusi Couple
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This page is about Tusi Couple. For other uses, see Couple.
Definition
A Tusi couple is a hypocycloid with $2$ cusps.
Also see
- Tusi Couple is Diameter of Deferent
- Results about Tusi couples can be found here.
Source of Name
This entry was named for Nasir al-Din al-Tusi.
Sources
- Weisstein, Eric W. "Tusi Couple." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/TusiCouple.html