cadabra software package provides field-theory motivated computer algebra system, 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 cadabra
cadabra is installed in your system.
Make ensure the cadabra package were installed using the commands given below,
$ sudo dpkg-query -l | grep cadabra *
You will get with cadabra package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Mathematics |
| Package | cadabra |
| Version | 1.39-0.2ubuntu2 |
| Description | field-theory motivated computer algebra system |
| Sub Section | Math |