Originally posted on Combinatorics and more:

After much hesitation, I decided to share with you the videos of my lecture: Open collaborative mathematics over the internet – three examples, that I gave last January in Doron Zeilberger’s seminar at Rutgers on experimental mathematics. Parts of the 47-minutes talk is mathematical, while other parts are about mathematics on the Internet, blogs, the polymath projects, MathOverflow, etc.

Here is the video of part I (30 minutes) and here is the video of part II (17 minutes).

I tried to give some homage to Doron’s own lecture style, but when I saw the video, I could not ignore some aspects of my own style – complete indifference between plus and a minus, between $latex x^2$ and $latex \sqrt x$, between multiplying by something and dividing by the same thing, between subscripts and superscripts, between what are “rows: and what are “columns”, etc., and, in addition, randomly ending English words with an…

View original 629 more words