Did you mean: Jean Paul de Agua de Malvas
Jean Paul de Gua de Malves was a French mathematician who published in 1740 a work on analytical geometry in which he applied it, without the aid of differential calculus, to find the tangents, asymptotes, and various singular points of an... Wikipedia
Born: 1712, Carcassonne, France
Died: June 2, 1786 (age 74 years), Paris, France