In geometry, a hippopede (from Ancient Greek ἱπποπέδη (hippopédē) 'horse fetter') is a plane curve determined by an equation of the form ( x 2 + y 2 )...

have been called a lemniscate include three quartic plane curves: the hippopede or lemniscate of Booth, the lemniscate of Bernoulli, and the lemniscate...

could make a point on the inner sphere trace out a figure-eight shape, or hippopede. Callippus, a Greek astronomer of the 4th century, added seven spheres...

Bow curve Bullet-nose curve Cruciform curve Deltoid curve Devil's curve Hippopede Kampyle of Eudoxus Kappa curve Lemniscate of Booth Lemniscate of Gerono...

were supposed to move in a way that created a curve known as a hippopede. The hippopede was a way to try and explain the retrograde motions of planets...

are included in the family of toric sections and include the family of hippopedes and the family of Cassini ovals. The name is from σπειρα meaning torus...

Cartesian oval Conchoid of Dürer Cruciform curve Deltoid curve Devil's curve Hippopede Kampyle of Eudoxus Kappa curve Lemniscate Lemniscate of Booth Lemniscate...

known as On Speeds (Greek: Περί Ταχών) and asserted the shape of the hippopede or lemniscate was associated with planetary retrogression. Aristotle emphasized...

{a^{2}}\cos ^{2}\theta \pm {b^{2}}\sin ^{2}\theta =r^{2}} (a hippopede) Rectangular hyperbola Center Lemniscate of Bernoulli Logarithmic spiral...

were supposed to move in a way that created a curve known as a hippopede. The hippopede was a way to try and explain the retrograde motions of planets...