deaths
October 29, 1783
Jean le Rond d'Alembert, French mathematician, physicist, and philosopher (born 1717)
Jean le Rond d'Alembert
Jean-Baptiste le Rond d'Alembert was a French mathematician, mechanician, physicist, philosopher, and music theorist. Until 1759 he was, together with Denis Diderot, a co-editor of the Encyclopédie. D'Alembert's formula for obtaining solutions to the wave equation is named after him. The wave equation is sometimes referred to as d'Alembert's equation, and the fundamental theorem of algebra is named after d'Alembert in French.
October 29
October 29 is the 302nd day of the year in the Gregorian calendar; 63 days remain until the end of the year.