These pictures are placed here to illustrate mathematical user-interfaces situations. It is most probable that some interface types are missing or are over-representaed. The author would be pleased to receive suggestions for other pictures and turn this page into a gallery.
This page lists the pictures used and their sources. All are copyright their owners.
Taken and strongly adapted into a background picture (on the right) from:
http://www.52letters.com/mathedge.html
Taken from: "Interactive Web Pages":
http://www.dessci.com/en/products/webeq/interactive/default.htm
Taken from TexMacs home page: http://www.texmacs.org/
Taken from TeXMacs screenshots (extract):
http://www.texmacs.org/tmweb/home/screenshots.en.html
Taken from webMathematica presentation:
http://www.wolfram.com/products/webmathematica/index.html
Screenshot of Luca Padovani's editex. Courtesy of the author.