extrema software package provides powerful visualization and data analysis tool, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install extrema
extrema is installed in your system.
Make ensure the extrema package were installed using the commands given below,
$ sudo dpkg-query -l | grep extrema *
You will get with extrema package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Science |
| Package | extrema |
| Version | 4.4.5.dfsg-3 |
| Description | powerful visualization and data analysis tool |
| Sub Section | Science |