feynmf software package provides set of LaTeX macros for creating Feynman diagrams, 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 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 16 04 lts xenial xerus |
| Section | TeX |
| Package | feynmf |
| Version | 1.08-10 |
| Description | set of LaTeX macros for creating Feynman diagrams |
| Sub Section | TeX |