grpp_specfunc_gfun.c File Reference

#include <math.h>
#include <string.h>
#include "grpp_factorial.h"
#include "grpp_specfunc.h"

Go to the source code of this file.

Macros
#define	M_PI   3.1415926535897932384626433

Functions
static double	gfun_taylor (int n, double x)
void	libgrpp_gfun_values (double x, int nmax, double *g)

Macro Definition Documentation

M_PI

#define M_PI   3.1415926535897932384626433

Definition at line 33 of file grpp_specfunc_gfun.c.

Function Documentation

gfun_taylor()

static double gfun_taylor ( int  n, double  x  )

static

Calculates value of the Gn(x) auxiliary function using the Taylor expansion. The Taylor series converges for x <= 30.

Definition at line 74 of file grpp_specfunc_gfun.c.

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libgrpp_gfun_values()

void libgrpp_gfun_values	(	double	x,
		int	nmax,
		double *	g
	)

Calculates values of the Gn(x) auxiliary function for n = 0, ..., nmax and stores them into the g[] array.

Definition at line 45 of file grpp_specfunc_gfun.c.

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