gap-openmath software package provides OpenMath phrasebook for GAP, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install gap-openmath
gap-openmath is installed in your system.
Make ensure the gap-openmath package were installed using the commands given below,
$ sudo dpkg-query -l | grep gap-openmath *
You will get with gap-openmath package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Mathematics |
| Package | gap-openmath |
| Version | 11.2.0+ds-1 |
| Description | OpenMath phrasebook for GAP |
| Sub Section | Math |