Forster is the grandson of actor Alan Napier[?], who portrayed Albert the Butler in the Batman series, and is a descendant of Charles Dickens.
... of b/(2a) to both sides, getting <math>x^2+\frac{b}{a}x+\frac{b^2}{4a^2}=-\frac{c}{a}+\frac{b^2}{4a^2}.</math> The left side is now a perfect square; it ...