Du Pasquier studied at l'
École Polytechnique, the
University of Zurich,
La Sorbonne, the
Collège de France, and the Collège Libre des Sciences Sociales. He received his doctorate in 1906 from the University of Zurich with dissertation
Zahlentheorie der Tettarionen under the supervision of
Adolf Hurwitz. Du Pasquier then taught at La Chaux-de-Fonds, Kusnacht, Frauenfeld, Winterthur, and Zurich, before he became a professor at the
University of Neuchâtel in 1911. Du Pasquier wrote more than 60 articles published in scientific journals. He did research on number theory, probability theory, relativity theory, astronomy, and actuarial science. He edited the 7th volume of the collected works of
Leonhard Euler. Du Pasquier was an Invited Speaker of the
ICM in 1920 at Strasbourg, in 1924 at Toronto, in 1928 at Bologna, and in 1932 at Zurich. ==Books==