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  1. (^.) :: forall k s (is :: IxList) a . Is k A_Getter => s -> Optic' k is s a -> a

    optics-core Optics.Operators

    Flipped infix version of view.

  2. (^..) :: forall k s (is :: IxList) a . Is k A_Fold => s -> Optic' k is s a -> [a]

    optics-core Optics.Operators

    Flipped infix version of toListOf.

  3. (<.>) :: Numeric t => Vector t -> Vector t -> t

    hmatrix Numeric.LinearAlgebra

    An infix synonym for dot

    >>> vector [1,2,3,4] <.> vector [-2,0,1,1]
    5.0
    
    >>> let 𝑖 = 0:+1 :: C
    
    >>> fromList [1+𝑖,1] <.> fromList [1,1+𝑖]
    2.0 :+ 0.0
    

  4. (<.>) :: forall (n :: Nat) . KnownNat n => R n -> R n -> ℝ

    hmatrix Numeric.LinearAlgebra.Static

    No documentation available.

  5. data h :. t

    postgresql-simple Database.PostgreSQL.Simple

    A composite type to parse your custom data structures without having to define dummy newtype wrappers every time.

    instance FromRow MyData where ...
    
    instance FromRow MyData2 where ...
    
    then I can do the following for free:
    res <- query' c "..."
    forM res $ \(MyData{..} :. MyData2{..}) -> do
    ....
    

  6. (:.) :: h -> t -> (:.) h t

    postgresql-simple Database.PostgreSQL.Simple

    No documentation available.

  7. data h :. t

    postgresql-simple Database.PostgreSQL.Simple.Types

    A composite type to parse your custom data structures without having to define dummy newtype wrappers every time.

    instance FromRow MyData where ...
    
    instance FromRow MyData2 where ...
    
    then I can do the following for free:
    res <- query' c "..."
    forM res $ \(MyData{..} :. MyData2{..}) -> do
    ....
    

  8. (:.) :: h -> t -> (:.) h t

    postgresql-simple Database.PostgreSQL.Simple.Types

    No documentation available.

  9. newtype ((f :: k -> Type) -.-> (g :: k -> Type)) (a :: k)

    generics-sop Generics.SOP

    Lifted functions.

  10. newtype ((f :: l -> Type) :.: (g :: k -> l)) (p :: k)

    generics-sop Generics.SOP

    Composition of functors. Like Compose, but kind-polymorphic and with a shorter name.

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