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A walk through mathematics! 

A film for a wide audience! 

Nine chapters, two hours of maths, that take you gradually up to the fourth dimension. Mathematical vertigo guaranteed! Background information on every chapter: see "Details".

Click on the image on the left to watch the trailer ! (turn your speakers on please).

This film is being distributed under a Creative Commons license. More details on the download page.

Now with even more languages for the commentary and subtitles:

Commentary in Arabic, English, French, German, Italian, Japanese, Spanish and Russian.
Subtitles in Arabic, Bosnian, Dutch, Chinese, Czech, English, French, German, Greek, Hebrew, Italian, Japanese, Persian, Polish, Portuguese, Roumanian,  Serbian (Cyrillic and Latin), Slovenian, Spanish, Russian and Turkish.

Film produced by:
Jos Leys (Graphics and animations)
Étienne Ghys (Scenario and mathematics)
Aurélien Alvarez (Realisation and post-production).         *