ngraph-gtk-addin-tex-equation software package provides tex-equation addin of Ngraph-gtk, 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 ngraph-gtk-addin-tex-equation
ngraph-gtk-addin-tex-equation is installed in your system.
Make ensure the ngraph-gtk-addin-tex-equation package were installed using the commands given below,
$ sudo dpkg-query -l | grep ngraph-gtk-addin-tex-equation *
You will get with ngraph-gtk-addin-tex-equation package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Graphics |
| Package | ngraph-gtk-addin-tex-equation |
| Version | 6.06.13-3 |
| Description | tex-equation addin of Ngraph-gtk |
| Sub Section | Graphics |