Assertion: ellipse's point | /r/HasProperty | the co-vertices
Facets:
Source sentences:
text: The points where the minor axis touches the ellipse are the " co-vertices ".
text: The top and bottom points V 3 = ( 0 , b ) , V 4 = ( 0 , − b ) {\displaystyle V_{3}=(0,\,b),\;V_{4}=(0,\,-b)} are the co-vertices.