liblwgeom-2.1.2 software package provides PostGIS Lightweight Geometry 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 liblwgeom-2.1.2
liblwgeom-2.1.2 is installed in your system.
Make ensure the liblwgeom-2.1.2 package were installed using the commands given below,
$ sudo dpkg-query -l | grep liblwgeom-2.1.2 *
You will get with liblwgeom-2.1.2 package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Libraries |
| Package | liblwgeom-2.1.2 |
| Version | 2.1.2+dfsg-2ubuntu0.1 [amd64, |
| Description | PostGIS Lightweight Geometry library |
| Sub Section | libs |