quartic_real_coeff Class Reference

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

#include <poly.h>

Inheritance diagram for quartic_real_coeff:

quartic_real cern_quartic_real_coeff poly_real_coeff quartic_complex gsl_poly_real_coeff poly_complex simple_quartic_complex

Detailed Description

Definition at line 255 of file poly.h.


Public Member Functions

virtual int solve_r (const double a4, const double b4, const double c4, const double d4, const double e4, double &x1, double &x2, double &x3, double &x4)
 Solves the polynomial $ a_4 x^4 + b_4 x^3 + c_4 x^2 + d_4 x + e_4 = 0 $ giving the four solutions $ x=x_1 $ , $ x=x_2 $ , $ x=x_3 $ , and $ x=x_4 $ .
virtual int solve_rc (const double a4, const double b4, const double c4, const double d4, const double e4, std::complex< double > &x1, std::complex< double > &x2, std::complex< double > &x3, std::complex< double > &x4)=0
 Solves the polynomial $ a_4 x^4 + b_4 x^3 + c_4 x^2 + d_4 x + e_4 = 0 $ giving the four complex solutions $ x=x_1 $ , $ x=x_2 $ , $ x=x_3 $ , and $ x=x_4 $ .
const char * type ()
 Return a string denoting the type ("quartic_real_coeff").

The documentation for this class was generated from the following file:

Documentation generated with Doxygen and provided under the GNU Free Documentation License. See License Information for details.

Project hosting provided by SourceForge.net Logo, O2scl Sourceforge Project Page