It really is more if a general reference document or a summary. Most of the Haskell books I've come across are presented in the tutorial style where they slowl

It really is more if a general reference document or a summary. Most of the Haskell books I've come across are presented in the tutorial style where they slowly present new concepts. This makes it hard to find simple definitions for things, as they're scattered throughout the book. This "cheatsheet" should be handy.