Sorry to all only speaking english, but I just found a really good explanation for quaternions, but it is only in German. Anyway I wanted to share it with everyone.
Must have
Much time or 2 Semesters Math
German
http://inf.fh-flensburg.de/lang/algorithmen/grundlagen/quat.htm
The page translates fairly legibly into English via Google Translate, FYI. I look forward to visiting Ireland and seeing the bridge that the rule is transcribed on
sbook said:
The page translates fairly legibly into English via Google Translate, FYI. I look forward to visiting Ireland and seeing the bridge that the rule is transcribed on :)
as far as i know the original inscription is gone but there is a plaque there instead...