Learn Haskell Fast and Hard

Learn Haskell Fast and Hard
by Yann Esposito

Publisher: yannesposito.com 2012

Description:
A very short and dense tutorial for learning Haskell. This text will certainly be hard to follow. This is on purpose. There is no shortcut to learning Haskell. It is hard and challenging. But I believe this is a good thing. It is because it is hard that Haskell is interesting.