Index: matrix.hpp
===================================================================
RCS file: /cvsroot/boost/boost/boost/numeric/ublas/matrix.hpp,v
retrieving revision 1.72
diff -u -p -r1.72 matrix.hpp
--- matrix.hpp	6 Dec 2006 09:34:01 -0000	1.72
+++ matrix.hpp	2 Jan 2007 20:11:12 -0000
@@ -941,6 +941,13 @@ namespace boost { namespace numeric { na
             return reverse_iterator2 (begin2 ());
         }
 
+        // Serialization
+        template<class Archive>
+        void serialize(Archive & ar, const unsigned int /* file_version */){
+          ar & size1_ & size2_;
+          ar & data_;
+        }
+
     private:
         size_type size1_;
         size_type size2_;
@@ -1960,6 +1967,13 @@ namespace boost { namespace numeric { na
             return reverse_iterator2 (begin2 ());
         }
 
+        // Serialization
+        template<class Archive>
+        void serialize(Archive & ar, const unsigned int /* file_version */){
+          ar & size1_ & size2_;
+          ar & data_;
+        }
+
     private:
         size_type size1_;
         size_type size2_;
@@ -4039,6 +4053,13 @@ namespace boost { namespace numeric { na
             return reverse_iterator2 (begin2 ());
         }
 
+        // Serialization
+        template<class Archive>
+        void serialize(Archive & ar, const unsigned int /* file_version */){
+          ar & size1_ & size2_;
+          for (size_type i=0; i<N; ++i) ar & data_[i];
+        }
+
     private:
         size_type size1_;
         size_type size2_;