Haskell/Category theory - Wikibooks, open books for an open worldThis article attempts to give an overview of category theory, in so far as it applies to Haskell. To this end, Haskell code will be given alongside the mathematical definitions. Absolute rigour is not followed; in its place, we seek to give the reader an intuitive feel for what the concepts of category theory are and how they relate to Haskell. A simple category, with three objects A, B and C, thr
