 François Budan de Boislaurent

Ferdinand François Désiré Budan de Boislaurent (28 September 1761 – 6 October 1840) was a French amateur mathematician, best known for a tract, "Nouvelle méthode pour la résolution des équations numériques",
first published in Paris in 1807, but based on work from 1803.Budan was born in Limonade, Cap-Français, Saint-Domingue (now Haiti) on 28 September 1761.