Gaspard Monge, Comte de Péluse was a French mathematician, commonly presented as the inventor of descriptive geometry, technical drawing, and the father of differential geometry.
Gaspard monge litho delpech
Monge's bust in Le Père Lachaise Cemetery in Paris
Pierre-Simon, Marquis de Laplace was a French polymath, a scholar whose work has been instrumental in the fields of physics, astronomy, mathematics, engineering, statistics, and philosophy. He summari
Gaspard Monge
…the father of differential geometry. He contributed alongside chemist Claude Louis Berthollet, chemist and physician Jean-Antoine Chaptal, and polymath Pierre-Simon Laplace to the establishment of Arts et Métiers ParisTech. During the French Revolution he served as the Minister of the Marine, and was involved in the reform…
Pierre-Simon Laplace as chancellor of the Senate under the First French Empire
Portrait of Pierre-Simon Laplace by Johann Ernst Heinsius (1784)
The Calorimeter of Lavoisier and La Place, Encyclopaedia Londinensis, 1801
A. Lunar gravitational potential: this depicts the Moon directly over 30° N (or 30° S) viewed from above the Northern Hemisphere.