Assertion: parabola | /r/HasProperty | streched unit
Facets:
value: by “b” units
type: OTHER
value: along the directrix
type: LOCATION
Source sentences:
text: When a parabola is streched along the directrix “a” units and along the axis by “b” units, the resulting curve is the original parabola scaled in both direction by “a^2/b”.