double derive(double x0, double h, FUN_TYPE fun)
{
return (fun(x0 + h) - fun(x0 - h)) / 2.0 / h
}
int main()
{
double d = 1.15
double dd = derive(d, 0.01, exp)
cout << dd << endl
}
double derive(double x0, double h, FUN_TYPE fun)
{
return (fun(x0 + h) - fun(x0 - h)) / 2.0 / h
}
int main()
{
double d = 1.15
double dd = derive(d, 0.01, exp)
cout << dd << endl
}