kile software package provides KDE Integrated LaTeX Environment, 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 kile
kile is installed in your system.
Make ensure the kile package were installed using the commands given below,
$ sudo dpkg-query -l | grep kile *
You will get with kile package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | TeX |
| Package | kile |
| Version | 4:2.1.3-2ubuntu1 |
| Description | KDE Integrated LaTeX Environment |
| Sub Section | TeX |