He married in 1476 to Bianca Maria Sforza and had no children.
See also: Kings of Savoy
... denominator is 4a2. We get <math>\left(x+\frac{b}{2a}\right)^2=\frac{-4ac+b^2}{4a^2}=\frac{b^2-4ac}{4a^2}.</math> Taking square roots of both sides ...