Alexandre Dumas, (1802-1870), perhaps more movies have been made from his novels than any other; The Count of Monte Cristo has been filmed on an average of once every 18 months since films were first made.
... solution(s) x to the quadratic equation
<math>ax^2+bx+c=0</math>
in terms of the coefficients a, b and c, which are assumed to be real (but see below fo ...