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Mathc initiation/Fichiers h : c52fb

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Les fonctions et leurs dérivées
fa.h
/* --------------------------------- */
/* save as fa.h                      */
/* --------------------------------- */
double f(
double x)
{
 return(       cos(x));
}
char  feq[] = "cos(x)";
/* --------------------------------- */
double Df(
double x)
{
 return(  (-sin(x)) );
}
char Dfeq[] = "-sin(x)";
/* --------------------------------- */
/* --------------------------------- */
double g(
double x)
{
 return(       cos(x) + 5);
}
char  geq[] = "cos(x) + 5";
/* --------------------------------- */
double Dg(
double x)
{
 return(  (-sin(x)) );
}
char Dgeq[] = "-sin(x)";
/* --------------------------------- */
/* --------------------------------- */
fb.h
/* --------------------------------- */
/* save as fb.h                      */
/* --------------------------------- */
double f(
double x)
{
 return(       atan(x));
}
char  feq[] = "atan(x)";
/* --------------------------------- */
double Df(
double x)
{
 return(      (1/(x*x+1)) );
}
char Dfeq[] = "1/(x**2+1)";
/* --------------------------------- */
/* --------------------------------- */
double g(
double x)
{
 return(       atan(x) + 5);
}
char  geq[] = "atan(x) + 5";
/* --------------------------------- */
double Dg(
double x)
{
 return(      (1/(x*x+1)) );
}
char Dgeq[] = "1/(x**2+1)";
/* --------------------------------- */
/* --------------------------------- *