Cardinality-0.1: Data/EmptySet.hs

{-
Copyright (C) 2010 Andrejs Sisojevs <andrejs.sisojevs@nextmail.ru>

All rights reserved.

For license and copyright information, see the file COPYRIGHT

-}

--------------------------------------------------------------------------
--------------------------------------------------------------------------

module Data.EmptySet where

import Data.Typeable

data EmptySet a = EmptySet deriving (Eq, Show, Typeable)