Personal tools

Rank-N types

From HaskellWiki

Jump to: navigation, search


1 About

As best as I can tell, rank-N types are exactly like existential types - except that they're completely different.

Rank-2 types are a special case of rank-N types, and normal Haskell 98 types are all rank-1 types.

2 Also see

Rank-N types on the Haskell' website.