NTL_QQ.cc

   1 #include <assert.h>
   2 #include <stdlib.h>     // needed for abort hidden in NTL_vector_impl
   3 #include <barvinok/NTL_QQ.h>
   4
   5 NTL_vector_impl(QQ,vec_QQ);
   6
   7 ZZ QQ::tmp;
   8
   9 vec_QQ& operator *= (vec_QQ& a, const ZZ& b)
  10 {
  11     for (int i = 0; i < a.length(); ++i)
  12         a[i] *= b;
  13     return a;
  14 }
  15
  16 vec_QQ& operator *= (vec_QQ& a, const QQ& b)
  17 {
  18     for (int i = 0; i < a.length(); ++i)
  19         a[i] *= b;
  20     return a;
  21 }
  22
  23 std::ostream& operator<< (std::ostream& os, const QQ& q)
  24 {
  25     os << q.n << "/" << q.d;
  26     return os;
  27 }
  28
  29 std::istream& operator>> (std::istream& is, QQ& q)
  30 {
  31     char slash;
  32     is >> q.n >> slash >> q.d;
  33     assert(slash == '/');
  34     q.canonicalize();
  35     return is;
  36 }
  37
  38 NTL_io_vector_impl(QQ,vec_QQ);