1 “..., comparable to the influence among contemporary mathematicians and philosophers of Hermann Weyl's annotated...”

2 “... framework of interdisciplinary and international concerns. Natural scientists, mathematicians, social...”

3 “... and Cambridge, for nearly five decades among mathematicians, physicists, philosophical and political thinkers...”

4 “... century, with Hans Hahn, mathematician, and Otto Neurath, sociologist and economist, and deeply influenced...”

5 “..., where he lived with his first wife Janina, a mathematician. It was during this Chicago period...”