d'Alembert
- d'Alembert, Jean le Rond (171783), French mathematician, physicist, and philosopher. His most famous work was the Traité de dynamique (1743), in which he developed his own laws of motion. From 1746 to 1758 he was Diderot's chief collaborator on the Encyclopédie.达朗伯, 让·勒龙（1717-1783, 法国数学家, 物理学家和哲学家, 最著名的作品是《力学原理》(1743), 其中他阐述了自己的物体运动定律; 从1746到1758年是狄德罗《百科全书》的主要合作者）。