. "French mathematician" . "Giraud, Georges"@en . . . "1943-03-16Z"^^ . . . . . . . "1889-07-11Z"^^ . "1889Z"^^ . . . "Giraud, Georges Julien"@en . . . . . "1889-07-22Z"^^ . "1943Z"^^ . "Georges Giraud"@en . "Georges Julien Giraud (22 July 1889 \u2013 16 March 1943) was a French mathematician, working in potential theory, partial differential equations, singular integrals and singular integral equations: he is mainly known for his solution of the regular oblique derivative problem and also for his extension to n\u2013dimensional (n \u2265 2) singular integral equations of the concept of symbol of a singular integral, previously introduced by Solomon Mikhlin."@en . .