Dear students, dear colleagues

Please join us for tomorrow's colloquium by

Oliver Darrigol University Paris Diderot CNRS, Paris, France

who will talk about

NECESSITY AND CONTINGENCY OF PHYSICAL THEORIES

Please visit our web page http://www.colloquium.phys.ethz.ch http://www.colloquium.phys.ethz.ch/ for details.

Best regards

Christof Aegerter Ben Kilminster Michael R. Meyer Renato Renner