POINCARÉ, Figures d'équilibre d'une masse fluide, 1902

First edition.
Henri Poincaré (1854-1912) was an internationally renowned French mathematician and physicist. L. Dreyfus wrote this work based on Poincaré's lectures given at the Sorbonne. This work deals with the figures of equilibrium of a fluid mass in rotation, an important subject in astrophysics and celestial mechanics, particularly for the study of the shape of planets.