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1. data MEmpty_ (b :: a)

   first-class-families	Fcf.Class.Monoid

   Type-level monoid identity mempty. This is the fcf-encoding of MEmpty.

2. type family MemptySym0 :: a

   singletons-base	Data.Monoid.Singletons

   No documentation available.

3. type family MemptySym0 :: a

   singletons-base	Data.Singletons.Base.TH

   No documentation available.

4. type family MemptySym0 :: a

   singletons-base	Prelude.Singletons

   No documentation available.

5. gmempty :: (Generic a, GMonoid (Rep a)) => a

   semigroups	Data.Semigroup.Generic

   Generically generate a Monoid mempty for any product-like type implementing Generic. It is only defined for product types.

   gmappend gmempty a = a = gmappend a gmempty
   

6. reifiedMempty :: ReifiedMonoid a -> a

   lens	Control.Lens.Internal.Fold

   No documentation available.

7. newtype PmEmptyCase

   ghc	GHC.HsToCore.Pmc.Types

   A guard tree denoting an -XEmptyCase.

8. PmEmptyCase :: Id -> PmEmptyCase

   ghc	GHC.HsToCore.Pmc.Types

   No documentation available.

9. gmempty :: GMonoid a => a

   generic-deriving	Generics.Deriving.Monoid

   Generic mempty

10. gmempty' :: forall (x :: k) . GMonoid' f => f x

    generic-deriving	Generics.Deriving.Monoid

    No documentation available.

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