--- a/src/expression.h	Mon Oct 07 21:52:17 2013 +0200
+++ b/src/expression.h	Sat Oct 12 16:06:00 2013 +0100
@@ -30,29 +30,32 @@
 {
 
  public:
-  expression() : dolfin::Expression() {}
+  expression()
+    : dolfin::Expression() {}
 
-  expression (octave_fcn_handle & _f) :
-             dolfin::Expression (), f (new octave_fcn_handle (_f)) {}
+  expression (octave_fcn_handle & _f)
+    : dolfin::Expression (), f (new octave_fcn_handle (_f)) {}
 
-  expression (octave_fcn_handle & _f, std::size_t _n) :
-             dolfin::Expression (_n), f (new octave_fcn_handle (_f)) {}
+  expression (octave_fcn_handle & _f,
+              std::size_t _n)
+    : dolfin::Expression (_n), f (new octave_fcn_handle (_f)) {}
 
   ~expression (void) { delete f; }
 
+  void 
+  eval (dolfin::Array<double>& values,
+        const dolfin::Array<double>& x) const
+    {
+      octave_value_list b;
+      b.resize (x.size ());
+      for (std::size_t i = 0; i < x.size (); ++i)
+        b(i) = x[i];
+      octave_value_list tmp = feval (f->function_value (), b);
+      Array<double> res = tmp(0).array_value ();
 
-  void eval (dolfin::Array<double>& values, const dolfin::Array<double>& x) const
-  {
-    octave_value_list b;
-    b.resize (x.size ());
-    for (std::size_t i = 0; i < x.size (); ++i)
-      b(i) = x[i];
-    octave_value_list tmp = feval (f->function_value (), b);
-    Array<double> res = tmp(0).array_value ();
-
-    for (std::size_t i = 0; i < values.size (); ++i)
-      values[i] = res(i);
-  }
+      for (std::size_t i = 0; i < values.size (); ++i)
+        values[i] = res(i);
+    }
 
  private:
   octave_fcn_handle * f;