(self, coord_index)
return BaseScalarField(self, coord_index)
Return a ``BaseScalarField`` that takes a point and returns one of the coords.

        Takes a point and returns its coordinate in this coordinate system.

        See the docstring of ``CoordSystem`` for examples.
Return a ``BaseScalarField`` that takes a point and returns one of the coords.
Return a BaseScalarField that takes a point and returns one of the coords .
def coord_function(self, coord_index):
        """Return a ``BaseScalarField`` that takes a point and returns one of the coords.

        Takes a point and returns its coordinate in this coordinate system.

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