diff --git a/tutorials/demo2d.in2d b/tutorials/demo2d.in2d
deleted file mode 100644
index f37e22e1..00000000
--- a/tutorials/demo2d.in2d
+++ /dev/null
@@ -1,31 +0,0 @@
-splinecurves2d
-3
-
-12
--2.5	-3.5	1
-2.5	-3.5	1
-2.5	-1	1	
-1.5	-1	1	
-1.5	-2.5	1	
--1.5	-2.5	1
--1.5	2.5	1	
-1.5	2.5	1	
-1.5	1	1
-2.5	1	1	
-2.5	3.5	1	
--2.5	3.5	1	
-			
-
-12
-1	0	2	1	2      	1	
-1	0	2	2	3	1	
-1	0	2	3	4	1	
-1	0	2	4	5	1	
-1	0	2	5	6	1	
-1	0	2	6	7	1	
-1	0	2	7	8	1	
-1	0	2	8	9	1	
-1	0	2	9	10	1	
-1	0	2	10	11	1	
-1	0	2	11	12	1	
-1	0	2	12	1	1	
diff --git a/tutorials/newin2d.in2d b/tutorials/newin2d.in2d
deleted file mode 100644
index 10ce7460..00000000
--- a/tutorials/newin2d.in2d
+++ /dev/null
@@ -1,68 +0,0 @@
-# demo - .in2d file
-# geometry consists of two squares, 
-# the inner square is made of iron, the outer is not specified (default)
-# boundary condition 1 on the outside, 2 on the interface between inner and outer square
-
-# new .in2d geomety files ... 
-
-# start with keyword splinecurves2dnew 
-splinecurves2dnew
-# next the refinement factor
-2
-
-
-# points
-# first the total number of points
-8
-# then the details:
-# point nr ( need not be ordered )   ---   x-coord   ---   y-coord   ---   flags
-# the refinement factor is an optional flag, -ref=factor, default 1
-
-# the first, outer square
-2	1	0	
-1	0	0	-ref=10
-3	1	1	
-4	0	1	
-
-# here begins the second square
-6	0.9	0.1	
-5	0.2	0.1	
-7	0.9	0.9	
-8	0.2	0.9
-
-
-# segments
-# first: number of segments
-8
-
-# then the segment information
-# domain in --- domain out --- number of points --- points --- flags
-# again, the refinement factor is an optional flag, -ref=factor, default 1
-# still on the wishlist: give names to the boundary conditions, and have a default value for non-specified bcs
-# (similar to materials in subdomains)
-
-
-1	0	2	1	2  	-bc=1	
-1	0	2	2	3  	-bc=1	
-1	0	2	3	4 	-bc=1		
-1	0	2	4	1 	-bc=1		
-2	1	2	5	6 	-bc=2	-ref=2
-2	1	2	6	7 	-bc=2		
-2	1	2	7	8 	-bc=2		
-2	1	2	8	5 	-bc=2		
-
-
-
-# materials
-# first the number of subdomains
-2
-
-# then 
-# subdomain nr ---- material
-# works the same way as materials in 3d csg geometries, 
-# non-specified domains get a default value
-# maximal meshsize can be given by -maxh=.. flag
-
-1 iron -maxh=0.1
-
-
diff --git a/tutorials/v2in2d.in2d b/tutorials/v2in2d.in2d
deleted file mode 100644
index 9b062f17..00000000
--- a/tutorials/v2in2d.in2d
+++ /dev/null
@@ -1,62 +0,0 @@
-# demo - .in2d file
-# geometry consists of two squares, 
-# the inner square is made of iron, the outer is not specified (default)
-# boundary condition 1 on the outside, 2 on the interface between inner and outer square
-
-# new .in2d geomety files ... 
-
-# start with keyword splinecurves2dv2 
-splinecurves2dv2
-# next the refinement factor
-2
-
-# keyword points
-points
-
-# then the details:
-# point nr ( need not be ordered )   ---   x-coord   ---   y-coord   ---   flags
-# the refinement factor is an optional flag, -ref=factor, default 1
-
-# the first, outer square
-2	1	0	
-1	0	0	-ref=10
-3	1	1	
-4	0	1	
-
-# here begins the second square
-6	0.9	0.1	
-5	0.2	0.1	
-7	0.9	0.9	
-8	0.2	0.9
-
-# keyword segments for the segments
-segments
-
-# then the segment information
-# domain in --- domain out --- number of points --- points --- flags
-# again, the refinement factor is an optional flag, -ref=factor, default 1
-# still on the wishlist: give names to the boundary conditions, and have a default value for non-specified bcs
-# (similar to materials in subdomains)
-
-
-1	0	2	1	2  	-bc=1	
-1	0	2	2	3  	-bc=1	
-1	0	2	3	4 	-bc=1		
-1	0	2	4	1 	-bc=1		
-2	1	2	5	6 	-bc=2	-ref=2
-2	1	2	6	7 	-bc=2		
-2	1	2	7	8 	-bc=2		
-2	1	2	8	5 	-bc=2		
-
-
-# keyword for materials
-materials
-
-# subdomain nr ---- material
-# works the same way as materials in 3d csg geometries, 
-# non-specified domains get a default value
-# maximal meshsize can be given by -maxh=.. flag
-
-1 iron -maxh=0.1
-
-