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Math lecture using Echalk in a video conference

Thumb A mathematical seminar using the E-Chalk software in a life video conference between FU Berlin and Brown University, USA.

Demo Video, WMV format.


This is a short video record of a mathematical seminar using E-Chalk, both at FU Berlin and at Brown University, USA.

The partners are connected via video conference. The actively lecturing partner - here locally in Berlin - uses the E-chalk software on a commercial rear projector. The echalk signal is transmitted in real time to the remote partner, who watches the lecturer via video conference and the E-Chalk board activity via http.


download video (WMV)