Provide a "vector_type" typedef in the (iterative) solver interface

diff --git a/include/deal.II/lac/solver.h b/include/deal.II/lac/solver.h
index f986658876854338b9251270be8e9ae145a30c65..9f36a760e92580f356012702f17a831bdfc4ffd2 100644 (file)
--- a/include/deal.II/lac/solver.h
+++ b/include/deal.II/lac/solver.h
@@ -322,6 +322,11 @@ template <class VECTOR = Vector<double> >
 class Solver : public Subscriptor
 {
 public:
+  /**
+   * A typedef for the underlying vector type
+   */
+  typedef VECTOR vector_type;
+
   /**
    * Constructor. Takes a control object which evaluates the conditions for
    * convergence, and an object that allows solvers to allocate memory for