--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/+grid/Grid.m	Fri Sep 07 14:40:58 2018 +0200
@@ -0,0 +1,25 @@
+classdef Grid < handle
+    % General d dimensional grid with n points
+    methods (Abstract)
+        % n returns the number of points in the grid
+        o = N(obj)
+
+        % d returns the spatial dimension of the grid
+        o = D(obj)
+
+        % points returns a n x d matrix containing the coordinates for all points.
+        X = points(obj)
+
+        % Restricts the grid function gf on obj to the subgrid g.
+        gf = restrictFunc(obj, gf, g)
+
+        % Projects the grid function gf on obj to the grid g.
+        gf = projectFunc(obj, gf, g)
+
+        % Return the grid.boundaryIdentifiers of all boundaries in a cell array.
+        bs = getBoundaryNames(obj)
+
+        % Return coordinates for the given boundary
+        b = getBoundary(obj, name)
+    end
+end