(self, coord_index)
return Differential(self.coord_function(coord_index))
Return a basis 1-form field.

        The basis one-form field for this coordinate system. It is also an
        operator on vector fields.

        See the docstring of ``CoordSystem`` for examples.
Return a basis 1-form field.
Return a basis 1 - form field .
def base_oneform(self, coord_index):
        """Return a basis 1-form field.

        The basis one-form field for this coordinate system. It is also an
        operator on vector fields.

        See the docstring of ``CoordSystem`` for examples."""
        return Differential(self.coord_function(coord_index))
def base_oneform ( self , coord_index ) : return Differential ( self . coord_function ( coord_index ) )