# cf.Coordinate.asauxiliary

`Coordinate.``asauxiliary`(copy=True)

  Return the coordinate recast as an auxiliary coordinate.

  Parameters: | copy : bool, optional If False then the returned auxiliary coordinate is not independent. By default the returned auxiliary coordinate is independent.
  Returns: | out : cf.AuxiliaryCoordinate The coordinate recast as an auxiliary coordinate.
  Examples: |

      >>> a = c.asauxiliary()
      >>> a = c.asauxiliary(copy=False)