Assertion: parabola | /r/CapableOf | open to the top
Facets:
value: for a >
type: OTHER
Source sentences:
text: For a > 0 {\displaystyle a>0} the parabolas are opening to the top, and for a < 0 {\displaystyle a<0} are opening to the bottom (see picture).
text: For a > 0 {\displaystyle a>0} the parabolas are opening to the top, and for a < 0 {\displaystyle a<0} are opening to the bottom (see picture).