After his father died Coriolis had to support the family and, with his health already poor, he decided to accept a post in the École Polytechnique in 1816 tutoring analysis.
Pagkatapos ng kanyang ama namatay Coriolis had sa suporta ng pamilya at, sa kanyang kalusugan na mahirap, siya ay nagpasya na tanggapin ng isang post sa École Polytechnique sa 1816 tutoring analysis.