Jean+le+Rond D'Alembert (1717 + 1783) - An excerpt from W.W. Rouse Ball's 1908 book, "A Short History of Mathematics". Emphasizes D'Alembert's work in calculus and fluid dynamics.
MacTutor History of Mathematics: D'Alembert - Biography of this noted French thinker by J.J. O'Connor and E.F. Robinson. Includes links to related thinkers in the mathematical tradition.