Binary package “libghc-ghc-mtl-doc” in ubuntu bionic

an mtl compatible version of the Ghc-Api monads; documentation

 Provides an mtl compatible version of the GhcT monad-transformer defined in
 the GHC-API since version 6.10.1.
 .
 This package provides the documentation for a library for the Haskell
 programming language.
 See http://www.haskell.org/ for more information on Haskell.