Author: D'OCAGNE, M.
Title: Traité de nomographie. Théorie des abaques, applications pratiques.
Description: Paris, Gauthier-Villars, 1899. 4to. W. nearly 200 figs. in the text. Contemp. half cloth, over marbled brds. (Original pr. spine laid down.). (Edges of covers some rubbing.). (XIV, 460 pp.). DSB vol. X, p. 170: 'His name ... remains linked especially with graphical calculation procedures and with the systematization he gave to that field under the name of nomography... graduated graphic tables... representing formula or equations to be solved, the solutions of which were provided by inspection of the tables... The results of all these investigations, ... were set forth in 'Traité de Nomographie' (1899'... '). : First edition.

Keywords: mathematics calculus W70