diff --git a/src/include/helper_tools.cc.h b/src/include/helper_tools.cc.h
index c9e5e63..e08b5fa 100644
--- a/src/include/helper_tools.cc.h
+++ b/src/include/helper_tools.cc.h
@@ -138,6 +138,20 @@ namespace MultiArrayTools
         return mkGenMapRwith<SpaceType::ANY>(outr, f, ranges... );
     }
 
+    template <class Func, class... Indices>
+    auto mkMapR(const std::shared_ptr<Func>& func, const std::shared_ptr<Indices>&... is)
+	-> decltype( mkMapR( mkMapOp( func, is... ), is->range()... ) )
+    {
+	return mkMapR( mkMapOp( func, is... ), is->range()... );
+    }
+
+    template <class TarRange, class Func, class... Indices>
+    auto mkMapRwith(const std::shared_ptr<MapORType<Func,SpaceType::ANY>>& outr, const std::shared_ptr<Func>& func, const std::shared_ptr<Indices>&... is)
+	-> decltype( mkMapRwith(outr, mkMapOp( func, is... ), is->range()... ) )
+    {
+	return mkMapRwith(outr, mkMapOp( func, is... ), is->range()... );
+    }
+
     template <class Op, class MA, class... IndexTypes>
     auto mkMapI(const std::tuple<Op,MA>& f, std::shared_ptr<IndexTypes>... indices)
 	-> decltype( mkGenMapI<SpaceType::ANY>(f, indices... ) )
diff --git a/src/include/helper_tools.h b/src/include/helper_tools.h
index 9f79674..c7f26de 100644
--- a/src/include/helper_tools.h
+++ b/src/include/helper_tools.h
@@ -47,6 +47,18 @@ namespace MultiArrayTools
     template <class Op, class MA, class... RangeTypes>
     auto mkMapR(const std::tuple<Op,MA>& f, std::shared_ptr<RangeTypes>... ranges)
 	-> decltype( mkGenMapR<SpaceType::ANY>(f, ranges... ) );
+    
+    template <class Op, class MA, class... RangeTypes>
+    auto mkMapRwith(const std::shared_ptr<MapORType<Op,SpaceType::ANY>>& outr, const std::tuple<Op,MA>& f, std::shared_ptr<RangeTypes>... ranges)
+	-> decltype( mkGenMapRwith<SpaceType::ANY>(outr, f, ranges... ) );
+
+    template <class Func, class... Indices>
+    auto mkMapR(const std::shared_ptr<Func>& func, const std::shared_ptr<Indices>&... is)
+	-> decltype( mkMapR( mkMapOp( func, is... ), is->range()... ) );
+
+    template <class TarRange, class Func, class... Indices>
+    auto mkMapRwith(const std::shared_ptr<MapORType<Func,SpaceType::ANY>>& outr, const std::shared_ptr<Func>& func, const std::shared_ptr<Indices>&... is)
+	-> decltype( mkMapRwith(outr, mkMapOp( func, is... ), is->range()... ) );
 
     template <class Op, class MA, class... RangeTypes>
     auto mkMapRwith(const std::shared_ptr<MapORType<Op,SpaceType::ANY>>& outr, const std::tuple<Op,MA>& f,