#ifndef RATIONAL_HH
#define RATIONAL_HH
-
#include "compare.hh"
#include "arithmetic-operator.hh"
#include "flower-proto.hh"
-class String;
+#include "string.hh"
+
/**
Rational numbers. Included is support for + and - infinity.
den_ = r.den_;
}
-class ostream;
ostream &
operator << (ostream &, Rational);