diff -r 59538ebc8f3b sage/matrix/matrix_real_double_dense.pyx
--- a/sage/matrix/matrix_real_double_dense.pyx	Fri Feb 22 18:45:11 2008 -0800
+++ b/sage/matrix/matrix_real_double_dense.pyx	Mon Mar 03 09:53:04 2008 -0800
@@ -1038,7 +1038,7 @@ cdef class Matrix_real_double_dense(matr
         memcpy(data,_M._matrix.data,sizeof(double)*dims[0]*dims[1])
         temp = PyArray_FromDimsAndData(2, dims, 12,data)
         _n = temp
-        _n.flags = _n.flags|(NPY_OWNDATA) # this sets the ownership bug
+        _n.flags = _n.flags|(NPY_OWNDATA) # this sets the ownership bit
         return _n
 
     def _replace_self_with_numpy(self,numpy_matrix):