squares: The double category of Hask functors and profunctors

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A library for working with natural transformations of type

forall a b. p a b -> q (f a) (g b)

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Properties

Versions	0, 0.0.1, 0.1, 0.1, 0.1.1, 0.2, 0.2.1
Change log	CHANGELOG.md
Dependencies	adjunctions (>=4 && <5), base (>=4.8 && <5), comonad (>=5 && <6), distributive (>=0.6 && <0.7), profunctors (>=5 && <6) [details]
License	BSD-3-Clause
Author	Sjoerd Visscher
Maintainer	sjoerd@w3future.com
Category	Math
Home page	https://github.com/sjoerdvisscher/squares
Bug tracker	https://github.com/sjoerdvisscher/squares/issues
Source repo	head: git clone git://github.com/sjoerdvisscher/squares.git
Uploaded	by SjoerdVisscher at 2020-05-26T14:40:19Z

Modules

[Index] [Quick Jump]

Control
- Arrow
  - Control.Arrow.Square
- Comonad
  - Control.Comonad.Square
- Monad
  - Control.Monad.Square
Data
- Distributive
  - Data.Distributive.Square
- Foldable
  - Data.Foldable.Square
- Functor
  - Adjunction
    - Data.Functor.Adjunction.Square
  - Compose
    - Data.Functor.Compose.List
  - Rep
    - Data.Functor.Rep.Square
  - Data.Functor.Square
- Profunctor
  - Composition
    - Data.Profunctor.Composition.List
  - Data.Profunctor.Square
- Data.Square
- Traversable
  - Data.Traversable.Square
- Type
  - Data.Type.List

Downloads

squares-0.1.tar.gz [browse] (Cabal source package)
Package description (as included in the package)

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SjoerdVisscher

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Readme for squares-0.1

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squares

squares is a library for working with natural transformations of type forall a b. p a b -> q (f a) (g b). These are squares in the double category of Haskell functors and profunctors.

See the Data.Square module for an introduction.