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New posts in category-theory
Why isn't there a simple syntax for coproduct types in Haskell?
Dec 27, 2020
haskell
functional-programming
computer-science
category-theory
What would be the methods of a bi-comonad?
Dec 24, 2019
haskell
category-theory
comonad
bifunctor
Defining Categories and Category Laws in Haskell
Feb 03, 2020
haskell
category-theory
category-abstractions
Does each type have a unique catamorphism?
Mar 05, 2022
haskell
category-theory
catamorphism
Why must fmap map every element of a List?
Jun 27, 2021
haskell
functor
scalaz
category-theory
scala-cats
What's the relation of fold on Option, Either etc and fold on Traversable?
Jul 10, 2021
scala
functional-programming
scalaz
category-theory
catamorphism
Functor instance for generic polymorphic ADTs in Haskell?
Mar 21, 2022
haskell
recursion
functor
category-theory
What is the relationship between bind and join?
Mar 29, 2022
haskell
monads
category-theory
What's the history behind the Functor type class?
Jun 01, 2018
haskell
functor
category-theory
Does * in (<*>) have a special meaning?
Nov 14, 2022
haskell
operators
naming-conventions
applicative
category-theory
What is a purpose of Zap Functor and zap function in Haskell?
Apr 15, 2022
haskell
functional-programming
functor
higher-order-functions
category-theory
Is this an accurate example of a Haskell Pullback?
Aug 21, 2018
haskell
category-theory
How is "a monoid on applicative functors" different than "a monoid in the category of endofunctors"?
Nov 20, 2022
monads
functor
applicative
category-theory
monoids
What kind of morphism is `filter` in category theory?
Aug 17, 2022
scala
haskell
functional-programming
category-theory
Name for a type constructor that is both a category and a monad?
Mar 18, 2022
haskell
agda
category-theory
Can I implement this newtype as a composition of other types?
Nov 03, 2022
haskell
category-theory
type-theory
type-kinds
polykinds
Every free monad over a ??? functor yields a comonad?
Jan 07, 2021
haskell
monads
category-theory
free-monad
comonad
Use cases for adjunctions in Haskell
Jan 28, 2022
haskell
functor
category-theory
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