# Kampyle of Eudoxus

Kampyle of Eudoxus

of

:$x^4=x^2+y^2,,$

or, in polar coordinates,

:$r= sec^2 heta,.$

This quartic curve was studied by the Greek astronomer and mathematician Eudoxus of Cnidus (c. 408 BC – c.347 BC) in relation to the classical problem of doubling the cube.

ee also

* List of curves

References

*

*

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