octave-gmt software package provides Support of GMT grid files for Octave, 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 octave-gmt
octave-gmt is installed in your system.
Make ensure the octave-gmt package were installed using the commands given below,
$ sudo dpkg-query -l | grep octave-gmt *
You will get with octave-gmt package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Mathematics |
| Package | octave-gmt |
| Version | 4.5.11-1build1 |
| Description | Support of GMT grid files for Octave |
| Sub Section | math |