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

[ginac.git] / ginac / mul.cpp

diff --git a/ginac/mul.cpp b/ginac/mul.cpp
index 83bebb2638f3d8f3264fa4f3ba2100fd8329271d..065455eabb62c08b8b0affc9f7e45b24515331e4 100644 (file)
--- a/ginac/mul.cpp
+++ b/ginac/mul.cpp
@@ -20,6 +20,7 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
+#include <iostream>
 #include <vector>
 #include <stdexcept>