cleaned out transform, inverse and deriv (all are inherited from IdentityMap)

SimPEG/Maps.py

@@ -148,48 +148,6 @@ class IdentityMap_Meshless(IdentityMap):
         return (self.nP, self.nP)
 
 
-    def _transform(self, m):
-        """
-            Changes the model into the physical property.
-
-            .. note::
-
-                This can be called by the __mul__ property against a numpy.ndarray.
-
-            :param numpy.array m: model
-            :rtype: numpy.array
-            :return: transformed model
-
-        """
-        return m
-
-    def inverse(self, D):
-        """
-            Changes the physical property into the model.
-
-            .. note::
-
-                The *transformInverse* may not be easy to create in general.
-
-            :param numpy.array D: physical property
-            :rtype: numpy.array
-            :return: model
-
-        """
-        raise NotImplementedError('The transformInverse is not implemented.')
-
-    def deriv(self, m):
-        """
-            The derivative of the transformation.
-
-            :param numpy.array m: model
-            :rtype: scipy.csr_matrix
-            :return: derivative of transformed model
-
-        """
-        return sp.identity(self.nP)
-
-
 class ComboMap(IdentityMap):
     """Combination of various maps."""