Indeed he became a French citizen three years later and was, in that same year of 1833, elected to the Académie des Sciences to succeed Legendre . Libri certainly took his role in the Academy very seriously but there was some resentment caused by the fact that he was not a native Frenchman, and this was somewhat increased by his own rather arrogant nature.
Sa katunayan siya ay naging isang French na mamamayan ng tatlong taon at mamaya ay, sa parehas na taon ng 1833, elected sa Académie des Sciences na magtagumpay sa Legendre. Libri tiyak kinuha ang kanyang papel sa Academy Seryoso ngunit may ilang mga hinanakit na dulot ng mga katunayan na siya ay hindi isang katutubong Pranses, at ito ay tila nadagdagan sa pamamagitan ng kanyang sariling halip abusado ng kalikasan.