Alembert, Jean Le Rond d'

Alembert, Jean Le Rond d'

biographical name

(born , Nov. 17, 1717, Paris, France—died Oct. 29, 1783, Paris) French mathematician, scientist, philosopher, and writer. In 1743 he published a treatise on dynamics containing “d'Alembert's principle,” relating to Isaac Newton's laws of motion. He developed partial differential equations and published findings of his research on integral calculus. He was associated with the Encyclopédie of Denis Diderot from c. 1746 as editor of its mathematical and scientific articles; he contributed articles on music as well, and he also published treatises on acoustics. He was elected to the Académie Française in 1754.

This entry comes from Encyclopædia Britannica Concise.
For the full entry on Alembert, Jean Le Rond d', visit

Seen & Heard

What made you look up Alembert, Jean Le Rond d'? Please tell us what you were reading, watching or discussing that led you here.