List of Famous people named Pierre-simon

Pierre-Simon Ballanche was a French writer and counterrevolutionary philosopher, who elaborated a theology of progress that possessed considerable influence in French literary circles in the beginning of the nineteenth century. He was the ninth member elected to occupy seat 4 of the Académie française in 1842.

Pierre-Simon, marquis de Laplace was a French scholar and polymath whose work was important to the development of engineering, mathematics, statistics, physics, astronomy, and philosophy. He summarized and extended the work of his predecessors in his five-volume Mécanique Céleste (1799–1825). This work translated the geometric study of classical mechanics to one based on calculus, opening up a broader range of problems. In statistics, the Bayesian interpretation of probability was developed mainly by Laplace.