Solve a general polynomial with real coefficients (GSL) More...
#include <poly.h>
Public Member Functions | |
virtual int | solve_rc (int n, const double co[], std::complex< double > ro[]) |
Solve a generic polynomial given n+1 coefficients. More... | |
virtual int | solve_rc (const double a3, const double b3, const double c3, const double d3, double &x1, std::complex< double > &x2, std::complex< double > &x3) |
Solve a cubic polynomial with real coefficients. | |
virtual int | solve_rc (const double a2, const double b2, const double c2, std::complex< double > &x1, std::complex< double > &x2) |
Solve a quadratic polynomial with real coefficients. | |
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) |
Solve a quartic polynomial with real coefficients. | |
const char * | type () |
Return a string denoting the type ("poly_real_coeff_gsl") | |
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const char * | type () |
Return a string denoting the type ("poly_real_coeff") | |
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virtual int | solve_r (const double a2, const double b2, const double c2, double &x1, double &x2) |
Solves the polynomial ![]() ![]() ![]() | |
const char * | type () |
Return a string denoting the type ("quadratic_real_coeff") | |
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const char * | type () |
Return a string denoting the type ("quadratic_real") | |
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virtual int | solve_r (const double a3, const double b3, const double c3, const double d3, double &x1, double &x2, double &x3) |
Solves the polynomial ![]() ![]() ![]() ![]() | |
const char * | type () |
Return a string denoting the type ("cubic_real_coeff") | |
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const char * | type () |
Return a string denoting the type ("cubic_real") | |
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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 ![]() ![]() ![]() ![]() ![]() | |
const char * | type () |
Return a string denoting the type ("quartic_real_coeff") | |
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const char * | type () |
Return a string denoting the type ("quartic_real") | |
Protected Attributes | |
gsl_poly_complex_workspace * | w2 |
Workspace for quadratic polynomials. | |
gsl_poly_complex_workspace * | w3 |
Workspace for cubic polynomials. | |
gsl_poly_complex_workspace * | w4 |
Workspace for quartic polynomials. | |
gsl_poly_complex_workspace * | wgen |
Workspace for general polynomials. | |
int | gen_size |
The size of the workspace wgen. | |
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virtual |
co[0]
and the constant term is stored in co[n]
. Implements o2scl::poly_real_coeff.
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