Logo Questions Linux Laravel Mysql Ubuntu Git Menu
 

New posts in category-theory

How does compiler figure out fixed point of a functor and how cata work at leaf level?

Can two non-functors compose to a functor?

Difference between initial and terminal objects in a category

Monads from all angles - Mathematical, diagramatic and programmatical

Do the monadic liftM and the functorial fmap have to be equivalent?

haskell category-theory

Why is there a distinction between co and contravariant functors in Haskell but not Category Theory?

Where's the functor in the natural transformation?

Is there a non-identity monad morphism M ~> M that is monadically natural in M?

What are those class extensions for the Cartesian class for?

What is the dual of a prism or an affine traversal?

Why does mutual yielding make ArrowApply and Monads equivalent, unlike Arrow and Applicative?

Is every Alternative Monad Filterable?

Which terms is corresponding for Map, Filter, Foldable, Bind etc from Category Theory?

Why do initial algebras correspond to data and final coalgebras to codata?

What's a functor on the category of monads?

Definition of hoistfree

haskell category-theory

Concrete Type Example of a Functor that Fails to be an Applicative? [duplicate]

haskell category-theory

Scala -- How to use Functors on non-Function types?

Showing that `newtype T a = T (a -> Int)` is a Type Constructor that is Not a Functor

haskell category-theory

Why is `((,) r)` a Functor that is NOT an Applicative?