int to_int(void) const;
long to_long(void) const;
double to_double(void) const;
- numeric real(void) const;
- numeric imag(void) const;
- numeric numer(void) const;
- numeric denom(void) const;
+ const numeric real(void) const;
+ const numeric imag(void) const;
+ const numeric numer(void) const;
+ const numeric denom(void) const;
int int_length(void) const;
// member variables