Fixed two .dot remnants.

demos/wiener_filter_hamiltonian.py

@@ -24,7 +24,7 @@ class WienerFilterEnergy(Energy):
     @property
     def value(self):
         D_inv_x = self.D_inverse_x()
-        H = 0.5 * D_inv_x.vdot(self.position) - self.j.dot(self.position)
+        H = 0.5 * D_inv_x.vdot(self.position) - self.j.vdot(self.position)
         return H.real
 
     @property

nifty/field.py

@@ -1100,7 +1100,7 @@ class Field(Loggable, Versionable, object):
             The Lq-norm of the field values.
 
         """
-        return np.sqrt(np.abs(self.dot(x=self)))
+        return np.sqrt(np.abs(self.vdot(x=self)))
 
     def conjugate(self, inplace=False):
         """ Retruns the complex conjugate of the field.