Definition:Hyperbola

Parts of Hyperbola

 * HyperbolaParts.png

Consider a hyperbola $K$ whose foci are $F_1$ and $F_2$.

Also see

 * Equivalence of Definitions of Hyperbola


 * Definition:Circle
 * Definition:Ellipse
 * Definition:Parabola

Linguistic Note
The word hyperbola is pronounced with the stress on the second syllable: hy-per-bo-la.

The plural of hyperbola is properly hyperbolae, but this is considered pedantic, and the usual plural form found is hyperbolas.

The form hyperbolas is used on.