1 int reducedQuarticRoots(const double t4, const double t3, const double t2, const double t1, 2 const double t0, const bool oneHint, double s[4]); 3 4 int quarticRootsReal(int firstCubicRoot, const double A, const double B, const double C, 5 const double D, const double E, double s[4]); 6
