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Relatore: Mordechai Feingold

Diagrams and Other Visual Aids in the Early Modern University Classroom

Research Seminar
On 19 July 1595, while lecturing on astronomy in the Protestant seminary school at Graz, Johannes Kepler had an epiphany. As he recalled in the Mysterium cosmographicum, 'when I was going to show my audience the leaps of the great conjunctions … I inscribed many triangles, or quasi-triangles, in the same circle, so that the end of one was the beginning of another.' [more]
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