Haskell itself is difficult to understand unless you give someone to read "Learn you a Haskell for great good". I was giving this book to my junior developers t

Haskell itself is difficult to understand unless you give someone to read "Learn you a Haskell for great good". I was giving this book to my junior developers to read for understanding such principles like recursion, list manipulation functions like map, filter, reduce etc. and it worked pretty well.