* Last week, the FSF has moved their office.

[ginac.git] / ginac / power.h

diff --git a/ginac/power.h b/ginac/power.h
index 0f8cdf67dff0f4ee635924302deeb44858ca9da6..2a2c500471a887b38bf285b16bb891e504aff668 100644 (file)
--- a/ginac/power.h
+++ b/ginac/power.h
@@ -17,7 +17,7 @@
  *
  *  You should have received a copy of the GNU General Public License
  *  along with this program; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
 #ifndef __GINAC_POWER_H__
@@ -30,6 +30,7 @@ namespace GiNaC {
 
 class numeric;
 class add;
+class mul;
 
 /** This class holds a two-component object, a basis and and exponent
  *  representing exponentiation. */