hol88-help software package provides Higher Order Logic, online help files, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install hol88-help
hol88-help is installed in your system.
Make ensure the hol88-help package were installed using the commands given below,
$ sudo dpkg-query -l | grep hol88-help *
You will get with hol88-help package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Mathematics |
| Package | hol88-help |
| Version | 2.02.19940316-31 |
| Description | Higher Order Logic, online help files |
| Sub Section | Math |