 
\mlcbb{smoother: pre or post}{string}{"both"}{MLParameterListInterpreter, ML2MueLuParameterTranslator}{Pre- and post-smoother combination. Possible values: "pre" (only pre-smoother), "post" (only post-smoother), "both" (both pre-and post-smoothers).}   
      
\mlcbb{max size}{int}{128}{MLParameterListInterpreter, ML2MueLuParameterTranslator}{Maximum dimension of a coarse grid. \ml will stop coarsening once it is achieved.}   
      