NTL_QQ.cc

   1 #include <assert.h>
   2 #include <stdio.h>      // needed for EOF hidden in NTL_io_vector_impl
   3 #include <stdlib.h>     // needed for abort hidden in NTL_vector_impl
   4 #include <barvinok/NTL_QQ.h>
   5
   6 #ifdef NTL_vector_impl
   7 NTL_vector_impl(QQ,vec_QQ);
   8 #endif
   9
  10 ZZ QQ::tmp;
  11
  12 vec_QQ& operator *= (vec_QQ& a, const ZZ& b)
  13 {
  14     for (int i = 0; i < a.length(); ++i)
  15         a[i] *= b;
  16     return a;
  17 }
  18
  19 vec_QQ& operator *= (vec_QQ& a, const QQ& b)
  20 {
  21     for (int i = 0; i < a.length(); ++i)
  22         a[i] *= b;
  23     return a;
  24 }
  25
  26 std::ostream& operator<< (std::ostream& os, const QQ& q)
  27 {
  28     os << q.n << "/" << q.d;
  29     return os;
  30 }
  31
  32 std::istream& operator>> (std::istream& is, QQ& q)
  33 {
  34     char slash;
  35     is >> q.n >> slash >> q.d;
  36     assert(slash == '/');
  37     q.canonicalize();
  38     return is;
  39 }
  40
  41 #ifdef NTL_io_vector_impl
  42 NTL_io_vector_impl(QQ,vec_QQ);
  43 #endif