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---
+-- |
-- Module : Control.Monad.Monoid
-- Copyright : (c) Andy Gill 2001,
-- (c) Oregon Graduate Institute of Science and Technology, 2001
-- Stability : experimental
-- Portability : non-portable ( requires mulit-parameter type classes )
--
--- $Id: Monoid.hs,v 1.1 2001/06/28 14:15:02 simonmar Exp $
---
-- Declaration of the Monoid class,and instances for list and functions
--
-- Inspired by the paper