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Quatrefoil - Четырехлистник

ValeryOchkov
24-Ruby IV

Quatrefoil - Четырехлистник

A Quatrefoil where |L1-L2+L3-L4|=const. L1, L2, L3 and L4 - distances between 4 focuses and the curves

Video Link : 7116

quatrefoil.png

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