#include "header.h"


/*the function called f that evaluates the bessel function of order n at the double value x.  
This function should be in a self contained file called f.c.  You should call the function as f(n,c)*/
double f(int n,double x)
{
	double ans=gsl_sf_bessel_Jn (n,x);
	return ans;
}