Paris, Gauthier-Villars, 1913.
8vo (255x167 mm), vi-182 pages. binding : Original printed wrappers. Spine splitting.
references: DSB [XI, 459 :" In Les systèmes d'équations linéaires à une infinité d'inconnues (1913), Riesz tried not only to systematize the results then known into a general theory but also to apply them to bilinear and quadratic forms, trigonometric series, and certain kinds of differential and integral equations"].
Price : 30 €