Kampyle Eudoxus

 

Cartesian Equation : 

x4 = a(x2+y2)

Parametric Equation : 

x = a sec t   ,   y = a tan t sec t

Polar Equation : 

r = sec2t


    A curve studied by Eudoxus also in relation to the classical problem of duplication of the cube.


Tangent

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Osculating Circle

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