qsapecng software package provides symbolic analyzer and solver of linear analog circuits, 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 qsapecng
qsapecng is installed in your system.
Make ensure the qsapecng package were installed using the commands given below,
$ sudo dpkg-query -l | grep qsapecng *
You will get with qsapecng package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Electronics |
| Package | qsapecng |
| Version | 2.0.0-5 |
| Description | symbolic analyzer and solver of linear analog circuits |
| Sub Section | Electronics |