1852 - Studebaker Brothers wagon company, precursor of the automobile manufacturer, is established
1857 - The National Deaf Mute College (later renamed Gallaudet University) is established in Washington, DC becoming the first school for the advanced education of the deaf.
... the parabola does not intersect the x-axis at all.)
Note that when computing roots numerically, the usual form of the quadratic formula is not ideal. See Loss o ...