Mathc initiation/001G

Sommaire

Installer ce fichier dans votre répertoire de travail.

	fa.h

/* --------------------------------- */
/* save as fa.h                      */
/* --------------------------------- */
/* --------------------------------- */
double f(
double x)
{
 return(pow((2*x*x+1),sin(x)));
}
char  feq[] = "(2x**2+1)**sin(x)";
/* --------------------------------- */
double Df(
double x)
{
 return( f(x)*(cos(x)*log(2*x*x+1) + sin(x)*(4*x)/(2*x*x+1)) );
}
char Dfeq[] = "[(2x**2+1)**sin(x)] [cos(x) ln(2x**2+1)"
              " + sin(x) (4x)/(2x**2+1)]";
/* --------------------------------- */
/* --------------------------------- */