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Frigyes Riesz! Born: January 22, 1880 in Györ, now Hungary Died: February 28, 1956 Riesz was a founder of functional analysis, a topic with many applications in physics. His work in 1910 marks the start of operator theory. |
At a conference in the back: Riesz, Kerékjártó, Haar, Kõnig, Ortvay.
Seated: Kürschak, Birkhoff, Kellos, Fehér
Front row: Radó, Lipka, Kalmár, Szász