4 double doublefunc (double a, double b, double c);
12 DoubleKeeper (double number);
13 virtual ~DoubleKeeper ();
15 void set_number (double num);
16 double get_number () const;
17 virtual double transmogrify (double value) const;
20 double transmogrify_from_cpp (DoubleKeeper const *obj, double value);