Assertion: ellipse's eccentricity | /r/HasProperty | the ratio of the distance
Facets:
value: to the foci (c)
type: OTHER
Source sentences:
text: The eccentricity of an ellipse, usually denoted by ε or e, is the ratio of the distance between the foci to the length of the major axis.
text: The eccentricity (e) of an ellipse is the ratio of the distance from the center to the foci (c) and the distance from the center to the vertices (a).
text: The eccentricity of an ellipse, usually denoted by $ \epsilon $ or $ e $ , is the ratio of the distance between the foci to the length of the major axis.