Assertion: curvature's curvature | /r/HasProperty | indicated by the size of the circle
Facets:
value: at this point
type: TEMPORAL
value: along this part of the curve
type: LOCATION
Source sentences:
text: If we take the vertex (or turning point) of a parabola again, the curvature at this point is indicated by the size of the circle that will 'fit best' along this part of the curve.