1

2 Table of Contents: “... (1928–1930) -- 4 Die ersten Jahre als Assistent in Göttingen (1930–1933) -- 5 Als Assistent unter der...”

3 “... Bourbaki in November 1978 and on a subsequent course held at the University of Göttingen. It is intended...”

4 “... given many times at Gottingen, Mainz, and Bonn...”