Class quadratic_real_coeff (o2scl)

O2scl : Class List

class o2scl::quadratic_real_coeff : public o2scl::quadratic_real

Solve a quadratic polynomial with real coefficients and complex roots [abstract base].

Subclassed by o2scl::poly_real_coeff, o2scl::quadratic_complex, o2scl::quadratic_real_coeff_gsl

Public Functions

~quadratic_real_coeff()
int solve_r(const double a2, const double b2, const double c2, double &x1, double &x2)

Solves the polynomial \( a_2 x^2 + b_2 x + c_2 = 0 \) giving the two solutions \( x=x_1 \) and \( x=x_2 \) .

int solve_rc(const double a2, const double b2, const double c2, std::complex<double> &x1, std::complex<double> &x2) = 0

Solves the polynomial \( a_2 x^2 + b_2 x + c_2 = 0 \) giving the two complex solutions \( x=x_1 \) and \( x=x_2 \).

const char *type()

Return a string denoting the type (“quadratic_real_coeff”)