11 int solve_deg2(
double a,
double b,
double c,
double& x1,
double& x2);
14 double a,
double b,
double c,
double d,
double& x0,
double& x1,
double& x2);
17 double a,
double b,
double c,
double d,
double e,
double& x0,
double& x1,
18 double& x2,
double& x3);
int solve_deg4(double a, double b, double c, double d, double e, double &x0, double &x1, double &x2, double &x3)
Reference : Eric W.
int solve_deg2(double a, double b, double c, double &x1, double &x2)
int solve_deg3(double a, double b, double c, double d, double &x0, double &x1, double &x2)
Reference : Eric W.