Even though I had to do lecture 1 on the blackboard, there are slides to this lecture and they are available in the Roster and Archive. I hope the lecture was not too chaotic due to these circumstances. Nevertheless, in order to really master DTD's, XPath and XQuery on a sufficient level, you will have to use self-study using tutorials, homework series 1 and some experimenting of your own with the on-line demos. Furthermore, this was a rather atypical lecture, because all other lectures are based on research papers, so they have a more research flavour.
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