his appointment came after weyl , who had been on the commission as chairman of the german mathematical society , had taken up a post in the united states. however after hitler came to power on 30 january 1933 the nazi policies began to have a major impact on the german mathematical society and its members.

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His appointment came after Weyl , who had been on the Commission as Chairman of the German Mathematical Society , had taken up a post in the United States. However after Hitler came to power on 30 January 1933 the Nazi policies began to have a major impact on the German Mathematical Society and its members.