# Hask

### From HaskellWiki

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'''Hask''' is the name usually given to the [[Category theory|category]] having Haskell types as objects and Haskell functions between them as morphisms. | '''Hask''' is the name usually given to the [[Category theory|category]] having Haskell types as objects and Haskell functions between them as morphisms. | ||

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+ | A type-constructor that is an instance of the Functor class is an endofunctor on Hask. | ||

* [http://www.cs.gunma-u.ac.jp/~hamana/Papers/cpo.pdf Makoto Hamana: ''What is the category for Haskell?''] | * [http://www.cs.gunma-u.ac.jp/~hamana/Papers/cpo.pdf Makoto Hamana: ''What is the category for Haskell?''] |

## Revision as of 05:43, 20 May 2009

**Hask** is the name usually given to the category having Haskell types as objects and Haskell functions between them as morphisms.

A type-constructor that is an instance of the Functor class is an endofunctor on Hask.

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