Informal welcome
Venue: Main hall, university – Sunday (Aug., 5th), 19:45
After registration conference organizers offer beverages and
small snacks as an opportunity to get accustomed to the venue and to people.
Eine kleine (mathematische) Nachtmusik
Performance by Erich Neuwirth
Main hall or lecture hall A, 20:30
More than 2000 years ago the Pythagoreans found out about the relationship between
consonant intervals and simple fractions. In the 1700's finally a method was found to
tune a keyboard instrument in such a way that all major and minor scale could be played
in a musically sensible way. The presentation will explain the mathematical theory of musical
tunings, concentrating on Pure, Pythagorean, Meantone, and Well Temperament and illustrate the
differences with music examples from different historical periods. We will discuss the relevance
of different tuning systems from a musical and from a mathematical point of view, and we will
illustrate all these concepts with audio examples.
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