haskell monoid definition
class Semigroup a => Monoid a where
mempty :: a
mappend :: a -> a -> a
mconcat :: [a] -> a
{-# MINIMAL mempty #-}haskell monoid definition
class Semigroup a => Monoid a where
mempty :: a
mappend :: a -> a -> a
mconcat :: [a] -> a
{-# MINIMAL mempty #-}Copyright © 2021 Codeinu
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