def showResult(self, model=None, ax=None, **kwargs):
        """Show the last inversion result.

        TODO
        ----
         DRY: decide showModel or showResult

        Parameters
        ----------
        ax : mpl axes
            Axes object to draw into. Create a new if its not given.

        model : iterable [None]
            Model values to be draw. Default is self.model from the last run

        Returns
        -------
        ax, cbar
        """
        if model is None:
            model = self.model

        return self.showModel(model, ax=ax, **kwargs)