--- a/+scheme/Utux.m	Wed Jan 23 10:02:13 2019 +0100
+++ b/+scheme/Utux.m	Tue Apr 09 21:48:30 2019 +0200
@@ -72,19 +72,30 @@
 
          end
 
+        % Returns the boundary operator op for the boundary specified by the string boundary.
+        % op        -- string
+        % boundary  -- string
+        function o = getBoundaryOperator(obj, op, boundary)
+            assertIsMember(op, {'e'})
+            assertIsMember(boundary, {'l', 'r'})
+
+            o = obj.([op, '_', boundary]);
+        end
+
+        % Returns square boundary quadrature matrix, of dimension
+        % corresponding to the number of boundary points
+        %
+        % boundary -- string
+        % Note: for 1d diffOps, the boundary quadrature is the scalar 1.
+        function H_b = getBoundaryQuadrature(obj, boundary)
+            assertIsMember(boundary, {'l', 'r'})
+
+            H_b = 1;
+        end
+
         function N = size(obj)
             N = obj.m;
         end
 
     end
-
-    methods(Static)
-        % Calculates the matrices needed for the inteface coupling between boundary bound_u of scheme schm_u
-        % and bound_v of scheme schm_v.
-        %   [uu, uv, vv, vu] = inteface_coupling(A,'r',B,'l')
-        function [uu, uv, vv, vu] = interface_coupling(schm_u,bound_u,schm_v,bound_v)
-            [uu,uv] = schm_u.interface(bound_u,schm_v,bound_v);
-            [vv,vu] = schm_v.interface(bound_v,schm_u,bound_u);
-        end
-    end
-end
\ No newline at end of file
+end