bn:15181690n
Noun Concept
Categories: Islamic astronomy, Roulettes, Linear motion
EN
Tusi couple  Tusi-couple
EN
The Tusi couple is a mathematical device in which a small circle rotates inside a larger circle twice the diameter of the smaller circle. Wikipedia
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EN
The Tusi couple is a mathematical device in which a small circle rotates inside a larger circle twice the diameter of the smaller circle. Wikipedia
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