Install haskell-platform-doc by entering the following commands in the terminal:
sudo apt update sudo apt install haskell-platform-doc
Description:
Standard Haskell libraries and tools; documentation
The Haskell Platform is a suite of tools and libraries that contain the most important and best supported components. It is meant to be a starting point for Haskell developers who are looking for libraries to use. . Installing this meta package will install the documentation for the libraries as specified in the official Haskell Platform.
Homepage: http://hackage.haskell.org/platform/
Version: 2014.2.0.0.debian4
Section: universe/doc