Ollie Johnston[?], who joined Disney in 1935, first working on Snow White. Went on to author the animator's bible The Illusion of Life with Frank Thomas.
Frank Thomas[?] joined Disney in 1934. Went on to author the animator's bible The Illusion of Life with Ollie Johnston.
Wolfgang "Woolie" Reitherman[?] joined Disney in 1935, as an animator and director. Directed all the Disney films after Walt's death until his retirement.
... we get
<math>x=\frac{-b}{2a}\pm\frac{\sqrt{b^2-4ac}}{2a}=\frac{-b\pm\sqrt{b^2-4ac}}{2a}.</math>
Generalizations
The formula and its proof remain ...