* Headers only include <iosfwd> from now on, since that contains all the

[ginac.git] / ginac / expairseq.cpp

diff --git a/ginac/expairseq.cpp b/ginac/expairseq.cpp
index f0356536dd8da6c71abf87fc4593dfab7de9d822..fee2665c322600e58529bf828e5ed0337e0a2e78 100644 (file)
--- a/ginac/expairseq.cpp
+++ b/ginac/expairseq.cpp
@@ -20,6 +20,7 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
+#include <iostream>
 #include <algorithm>
 #include <string>
 #include <stdexcept>
@@ -1056,7 +1057,7 @@ void expairseq::make_flat(const epvector &v)
 /** Brings this expairseq into a sorted (canonical) form. */
 void expairseq::canonicalize(void)
 {
-       sort(seq.begin(), seq.end(), expair_is_less());
+       std::sort(seq.begin(), seq.end(), expair_is_less());
 }