In a well-known note to Charles Leopold Laurillard's Eloge, prefixed to the last edition of the Ossemens fossiles, the " radical de l'etre " is much the same thing as Aristotle's " particula genitalis " and Harvey's " ovum."
- Laurillard, Eloge de Cuvier, note 12.
The best account of the life and writings of Alembert is contained in Condorcet's Eloge, presented to the Academy and published in 1784.
De C. Condorcet, Eloge de Roberval (Paris, 1773): J.
Bertrand, Eloge historique de Poncelet (Paris, 1875).