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| ''This page has drawn heavily from information contained on the [[http://slrn.sourceforge.net/|slrn website]] and the Ubuntu Forums [[http://ubuntuforums.org/showthread.php?t=475246|slrn guide]]. Thanks to the authors of both of these for their generous permission to use their work!'' | |
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| "slrn is a free open-source mathematics software system licensed under the GPL. It combines the power of many existing open-source packages into a common Python-based interface." | = What is slrn? = |
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| "Mission: Creating a viable free open source alternative to Magma, Maple, Mathematica and Matlab." | slrn ('S-Lang read news') is a console based newsreader which is used to access Usenet newsgroup messages. Beside the usual features of a newsreader slrn also supports scoring rules to highlight, sort or kill articles based on information from their header. It is highly customizable, allows free key-bindings and can easily be extended using the sophisticated S-Lang macro language. |
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| Website: http://www.sagemath.org/ | Website: http://slrn.sourceforge.net/ |
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| Look for the package named '''sagemath''' in the Synaptic Package Manager and install it. Ubuntu (as of 3-5-2009) will install Sagemath Version '''3.0.5''' while as of the same date the latest version offered by the Sagemath team is '''3.4.1'''. Alternatively open a terminal and type: {{{ sudo apt-get install sagemath }}} |
slrn is a relatively complex piece of software to install and setup correctly, somr preparation work is involved ''before'' installing slrn itself: |
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| * [[http://www.foory.de/thw/slrn/|slrn patches and ubuntu repository/packages]] Thomas Wiegner's page of slrn patches and details of his slrn packages and repositories for Feisty, Gutsy, Hardy and Intrepid. |
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This page has drawn heavily from information contained on the slrn website and the Ubuntu Forums slrn guide. Thanks to the authors of both of these for their generous permission to use their work!
What is slrn?
slrn ('S-Lang read news') is a console based newsreader which is used to access Usenet newsgroup messages. Beside the usual features of a newsreader slrn also supports scoring rules to highlight, sort or kill articles based on information from their header. It is highly customizable, allows free key-bindings and can easily be extended using the sophisticated S-Lang macro language.
Website: http://slrn.sourceforge.net/
Some Preparation
slrn is a relatively complex piece of software to install and setup correctly, somr preparation work is involved before installing slrn itself:
Set a FQDN
Install an MTA
Choose an Editor
Set the NNTP Environment Variable
Install slrn
Open a terminal and type sage and press enter. The sage command line interface should start up. Wait for the sage prompt to come up. It would looks thus:
sage:
This may take a while depending on your hardware.
The first time you use sage you will be asked to set a password to secure your work.
Setup the ~/.slrnrc file
You have a choice of using sage either from the command line or from a GUI. In order to use the GUI interface to sage use the sage prompt to type:
notebook()
This will open the GUI interface to sage which is the well known Firefox web browser.
To start work with the GUI interface of sage click on the link New Worksheet.
The rest involves typing your sage commands into the input box and clicking the evaluate button that lies below it.
Run slrn for the first time
Installing the svn slrn
Help for sage is available from: http://www.sagemath.org/help.html
A beginner would probably begin with the Tutorial at http://www.sagemath.org/doc/tutorial/index.html
External Links
Home of the slrn newsreader This is the main website of the newsreader slrn. It was redesigned and rebuilt for the release of slrn 0.9.9 in 2008.
[Howto] Setup and use Leafnode-2 with the newsreader slrn Get the most out of your copy of slrn by using it in conjunction with the proxy NNTP server Leafnode 2.
slrn patches and ubuntu repository/packages Thomas Wiegner's page of slrn patches and details of his slrn packages and repositories for Feisty, Gutsy, Hardy and Intrepid.