Boris Gärtner This page is owned and edited by Boris Gärtner (biography in deutsch, english, esperanto, bulgarian). It is a free add-on to my mail account and therefore you will occasionally see some advertisements in a separate window. Sorry!

Typographical conventions:

Links to other sites are displayed in green, links to pages of my site in blue.

On my page you find resources for free software that I use:


Squeak is the free Smalltalk system from

My Squeak Resources include a tutorial for MVC, and some applications for Squeak 3.6 and Squeak 3.7.


Maxima is a free version of the once famous (and still excellent) computer algebra program Macsyma. My Maxima Resources include currently only download information and a very small tutorial.

Feel free to contact me by mail to