libfann2 software package provides Fast Artificial Neural Network Library, 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 libfann2
libfann2 is installed in your system.
Make ensure the libfann2 package were installed using the commands given below,
$ sudo dpkg-query -l | grep libfann2 *
You will get with libfann2 package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Libraries |
| Package | libfann2 |
| Version | 2.1.0~beta~dfsg-8ubuntu1 |
| Description | Fast Artificial Neural Network Library |
| Sub Section | libs |