complex_quartic.h File Reference

#include <math.h>
#include <gsl/gsl_math.h>
#include <gsl/gsl_complex.h>
#include <gsl/gsl_complex_math.h>
#include <gsl/gsl_poly.h>

Go to the source code of this file.

Defines
#define	SWAP(a, b)   do { gsl_complex tmp = b ; b = a ; a = tmp ; } while(0)
Functions
int	gsl_poly_complex_solve_quartic (double a, double b, double c, double d, gsl_complex *z0, gsl_complex *z1, gsl_complex *z2, gsl_complex *z3)

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Define Documentation

#define SWAP	(	a,
		b		)	do { gsl_complex tmp = b ; b = a ; a = tmp ; } while(0)

Definition at line 36 of file complex_quartic.h.

Referenced by gsl_poly_complex_solve_cubic(), and gsl_poly_complex_solve_quartic().

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Function Documentation

int gsl_poly_complex_solve_quartic	(	double	a,
		double	b,
		double	c,
		double	d,
		gsl_complex *	z0,
		gsl_complex *	z1,
		gsl_complex *	z2,
		gsl_complex *	z3
	)

Definition at line 39 of file complex_quartic.h.

References A, acos(), B, cos(), ROOT::Math::fabs(), GSL_MAX, h, i, Rgl::Mc::k1, Rgl::Mc::k2, M_PI, norm(), pow(), ROOT::Math::Cephes::Q, R, r4, Rgl::rr, sqrt(), SWAP, theta, u, and v1.

Referenced by ROOT::Math::Polynomial::FindRoots().

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