Calculus (Derivative:Tangent). v04
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/* ------------------------------------- FUNCTION -------------------------- */
/* Do : */
/* */
/* -------------------------------------------------------------------------- */
double Newton_s_Method(
double x,
int imax,
double (*P_f)(double x),
double (*PDf)(double x)
)
{
int i;
for(i=1; i<imax; i++)
{
x = x - ((*P_f)(x)) / ((*PDf)(x));
}
return(x);
}
/* ------------------------------------- FUNCTION -------------------------- */
/* Do : */
/* */
/* -------------------------------------------------------------------------- */
double p_Newton_s_Method(
double x,
int imax,
double (*P_f)(double x),
double (*PDf)(double x)
)
{
int i;
for(i=1; i<(imax+1); i++)
{
printf(" x[%d] = %.15f\n",i,x);
x = x - ((*P_f)(x)) / ((*PDf)(x));
}
return(x);
}
