/** @file list2802.cpp */
/** Listing 28-2. Using inline for Trivial Functions */
/// Compare two rational numbers for equality.
/// @pre @p a and @p b are reduced to normal form
bool operator==(rational const& a, rational const& b)
{
  return a.numerator == b.numerator and a.denominator == b.denominator;
}

/// Compare two rational numbers for inequality.
/// @pre @p a and @p b are reduced to normal form
inline bool operator!=(rational const& a, rational const& b)
{
  return not (a == b);
}