gnu-octave : simple help

GBU-Octave is the open source counterpart of MATLAB

you can install it using

                  sudo apt-get install gnu-octave
or
                  sudo apt install octave liboctave-dev make gfortran


Packages can be installed from 

         https://octave.sourceforge.io/packages.php

Some packages are depended on other.

         >> pkg install communications-1.2.1.tar.gz

After installing pacges, they have to be loaded

         >> pkg load signal




To show the list of packages installed, use pkg list command
 
         >> pkg list

Output displayed when pkg list is given
 
Package Name    | Version | Installation directory
----------------+---------+-----------------------
communications *|   1.2.1 | /usr/share/octave/packages/communications-1.2.1
       control *|   3.0.0 | /usr/share/octave/packages/control-3.0.0
        signal *|   1.3.2 | /usr/share/octave/packages/signal-1.3.2


Ref 1. https://octave2work.blogspot.com/2017/03/new-package-installation-steps.html

Ref 2. https://www.scivision.co/gnu-octave-install-packages/

Ref 3. https://stackoverflow.com/questions/14262754/installing-octave-package-in-ubuntu