heiBOOKS

Orthogonale Gruppen und der Satz von Minkowski-Siegel arose from a course Sigrid Böge gave during the winter term 2016/17 at the University of Heidelberg. In Orthogonale Gruppen Böge accomplishes to show that the formula of Minkowski-Siegel in Siegel‘s paper from 1935 is equivalent to the statement that the Tamagawa number of the orthogonal group 2, which is proven here in detail for the first time.