libghc-quickcheck-instances-de software package provides common QuickCheck instances, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libghc-quickcheck-instances-de
libghc-quickcheck-instances-de is installed in your system.
Make ensure the libghc-quickcheck-instances-de package were installed using the commands given below,
$ sudo dpkg-query -l | grep libghc-quickcheck-instances-de*
You will get with libghc-quickcheck-instances-de package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Haskell |
| Package | libghc-quickcheck-instances-de |
| Version | 0.3.4-1 |
| Description | common QuickCheck instances |
| Sub Section | Haskell |