Install libghc-recursion-schemes-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libghc-recursion-schemes-doc
Description:
generalized bananas, lenses and barbed wire; documentation
Base functors for fixed points, fixed points, folding, unfolding, refolding, Mendler-style iteration, Elgot (co)algebras, and Zygohistomorphic prepromorphisms. . This package provides the documentation for a library for the Haskell programming language. See http://www.haskell.org/ for more information on Haskell.
Homepage: http://github.com/ekmett/recursion-schemes/
Version: 5.0.2-1build1
Section: universe/doc