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New posts in category-theory
What are those class extensions for the Cartesian class for?
Sep 16, 2022
haskell
category-theory
monoids
What is the dual of a prism or an affine traversal?
Mar 16, 2022
haskell
haskell-lens
category-theory
lenses
Why does mutual yielding make ArrowApply and Monads equivalent, unlike Arrow and Applicative?
Mar 08, 2022
haskell
monads
applicative
category-theory
arrows
Is every Alternative Monad Filterable?
Aug 24, 2022
haskell
filter
monads
category-theory
alternative-functor
Which terms is corresponding for Map, Filter, Foldable, Bind etc from Category Theory?
Aug 11, 2021
math
functional-programming
lambda-calculus
category-theory
Why do initial algebras correspond to data and final coalgebras to codata?
May 24, 2022
haskell
recursive-datastructures
category-theory
What's a functor on the category of monads?
Nov 06, 2022
haskell
monads
monad-transformers
category-theory
Definition of hoistfree
Oct 06, 2019
haskell
category-theory
Concrete Type Example of a Functor that Fails to be an Applicative? [duplicate]
Sep 05, 2022
haskell
category-theory
Scala -- How to use Functors on non-Function types?
Nov 18, 2018
function
scala
functional-programming
functor
category-theory
Showing that `newtype T a = T (a -> Int)` is a Type Constructor that is Not a Functor
Jul 30, 2022
haskell
category-theory
Why is `((,) r)` a Functor that is NOT an Applicative?
Aug 28, 2022
haskell
applicative
category-theory
Is Last a free monoid?
May 15, 2022
haskell
functor
category-theory
monoids
Why prefer monoids over semigroups in Haskell? Why do we need mempty?
Apr 07, 2022
haskell
functional-programming
category-theory
If Either can be either Left or Right but not both, then why does it correspond to OR instead of XOR in Curry-Howard correspondence?
Jan 18, 2021
haskell
functional-programming
boolean-logic
category-theory
curry-howard
Do all Type Classes in Haskell Have a Category Theoretic Analogue?
Sep 13, 2022
haskell
category-theory
How to prove basic sequence properties
Sep 11, 2022
haskell
category-theory
Higher order Functors in scala
Jul 13, 2022
scala
haskell
category-theory
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