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

[ginac.git] / ginac / tensor.cpp

diff --git a/ginac/tensor.cpp b/ginac/tensor.cpp
index 7ab2ef91cde6f0472b680426eca8fcfa616adde2..9db3635b1e8f7bb0ae31e928aef0dbcea21b72d3 100644 (file)
--- a/ginac/tensor.cpp
+++ b/ginac/tensor.cpp
@@ -20,6 +20,7 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
+#include <iostream>
 #include <stdexcept>
 #include <vector>