libcxsparse3.1.2 software package provides concise sparse matrix library (complex, int and long int support), 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 libcxsparse3.1.2
libcxsparse3.1.2 is installed in your system.
Make ensure the libcxsparse3.1.2 package were installed using the commands given below,
$ sudo dpkg-query -l | grep libcxsparse3.1.2 *
You will get with libcxsparse3.1.2 package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Libraries |
| Package | libcxsparse3.1.2 |
| Version | 1:4.2.1-3ubuntu1 |
| Description | concise sparse matrix library (complex, int and long int support) |
| Sub Section | libs |