Assertion: parabola | /r/HasAspect | an equation of the form
Facets:
Source sentences:
text: ...if a parabola has an equation of the form y = a x 2 {\displaystyle y=ax^{2}} a {\displaystyle a} f = 1 4 a {\displaystyle f={\frac {1}{4a}}}
text: ...if a parabola has an equation of the form y = a x 2 {\displaystyle y=ax^{2}} a {\displaystyle a} a = 1 4 f