Heinz Werner Engl, the Austrian mathematician is rector of which public university founded by Duke Rudolph IV in 1365 and one of the oldest universities in the German-speaking world?
University of Vienna: The University of Vienna (German: "Universität Wien" ) is a public university located in Vienna, Austria. University of Vienna:  It was founded by Duke Rudolph IV in 1365 and is one of the oldest universities in the German-speaking world.
i don't know