Assertion: parabola's line | /r/MadeOf | point
Facets:
value: with real coordinates
type: OTHER
Source sentences:
text: The intersection of an upright cone by a plane π {\displaystyle \pi } , whose inclination from vertical is the same as a generatrix (a.k.a. generator line, a line containing the apex and a point on the cone surface) m 0
text: Lines containing two points with real coordinates do not pass through the circular points at infinity, so in the Euclidean plane a circle, under this definition, is determined by three points that are not collinear.:72
text: For instance, given a line containing the points A and B, the midpoint of line segment AB is defined as the point C which is the projective harmonic conjugate of the point of intersection of AB and the absolute line, with respect to A and B.