diff --git a/core/src/superpose.hh b/core/src/superpose.hh
index d9a558da2d51e3e57422e9a6b4ea4428b56077c0..8a169a784d23389fe8244108e22e905f12ecd367 100644
--- a/core/src/superpose.hh
+++ b/core/src/superpose.hh
@@ -31,15 +31,15 @@ typedef std::vector<EMatX3,Eigen::aligned_allocator<EMatX3> > EMatX3List;
 
 // Get minimal possible RMSD between points defined in pos_one and pos_two
 Real SuperposedRMSD(EMatX3& pos_one, EMatX3& pos_two,
-	                bool apply_superposition = false);
+                    bool apply_superposition = false);
 
 // Get transformation to superpose points in pos_one onto the ones in pos_two
 geom::Mat4 MinRMSDSuperposition(EMatX3& pos_one, EMatX3& pos_two,
-	                            bool apply_superposition = false);
+                                bool apply_superposition = false);
 
 // Get both things...
 std::pair<geom::Mat4,Real> Superposition(EMatX3& pos_one, EMatX3& pos_two,
-	                                     bool apply_superposition = false);
+                                         bool apply_superposition = false);
 
 // Fill matrix with pairwise RMSD values
 // The positions you pass will be centered, their mean will be the origin...
@@ -52,32 +52,32 @@ void FillRMSDMatrix(EMatX3List& position_list, Real** data);
 
 // Get minimal possible RMSD between points defined in pos_one and pos_two
 Real SuperposedRMSD(EMatX3& pos_one, EMatX3& pos_two, 
-	                  uint max_iterations,
-	                  Real distance_thresh, 
-	                  std::vector<uint>& indices,
-	                  bool apply_superposition = false);
+                    uint max_iterations,
+                    Real distance_thresh, 
+                    std::vector<uint>& indices,
+                    bool apply_superposition = false);
 
 // Get transformation to superpose points in pos_one onto the ones in pos_two
 geom::Mat4 MinRMSDSuperposition(EMatX3& pos_one, EMatX3& pos_two, 
-	                              uint max_iterations,
-	                              Real distance_thresh, 
-	                              std::vector<uint>& indices,
-	                              bool apply_superposition = false);
+                                uint max_iterations,
+                                Real distance_thresh, 
+                                std::vector<uint>& indices,
+                                bool apply_superposition = false);
 
 // Get both things...
 std::pair<geom::Mat4,Real> Superposition(EMatX3& pos_one, EMatX3& pos_two, 
-	                                       uint max_iterations,
-	                                       Real distance_thresh, 
-	                                       std::vector<uint>& indices,
-	                                       bool apply_superposition = false);
+                                         uint max_iterations,
+                                         Real distance_thresh, 
+                                         std::vector<uint>& indices,
+                                         bool apply_superposition = false);
 
 
 void RigidBlocks(EMatX3& pos_one, EMatX3& pos_two,
                  uint window_length,
-	               uint max_iterations,
-	               Real distance_thresh, 
-	               std::vector<std::vector<uint> >& indices,
-	               std::vector<geom::Mat4>& transformations);
+                 uint max_iterations,
+                 Real distance_thresh, 
+                 std::vector<std::vector<uint> >& indices,
+                 std::vector<geom::Mat4>& transformations);
 
 
 // Fill row of given Eigen Matrix with 3 entries of Vec3