gfan software package provides Program for computing with Groebner fans, you can install in your Ubuntu 12.04 LTS (Precise Pangolin) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install gfan
gfan is installed in your system.
Make ensure the gfan package were installed using the commands given below,
$ sudo dpkg-query -l | grep gfan *
You will get with gfan package name, version, architecture and description in a table
| Distro | Ubuntu 12 04 lts precise pangolin |
| Section | Mathematics |
| Package | gfan |
| Version | 0.3dfsg-1.1 |
| Description | Program for computing with Groebner fans |
| Sub Section | Math |