feynmf software package provides set of LaTeX macros for creating Feynman diagrams, 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 feynmf
feynmf is installed in your system.
Make ensure the feynmf package were installed using the commands given below,
$ sudo dpkg-query -l | grep feynmf *
You will get with feynmf package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | TeX |
| Package | feynmf |
| Version | 1.08-9 |
| Description | set of LaTeX macros for creating Feynman diagrams |
| Sub Section | TeX |