Alf Victor Guldberg

Alf Victor Emanuel Guldberg was a Norwegian mathematician, born on 17 March 1866 in Oslo and died on 15 February 1936 at Vestre Aker. His father was Axel Sophus Guldberg and his aunt was Cathinka Guldberg. He received his doctorate in 1892 and in the same year became a privatdocent at what is now the University of Oslo, where he was made professor in 1913; he also taught at the Norwegian Military Academy and the Norwegian Military College. He was elected to the Norwegian Academy of Science and Letters in 1897, sat on the board of the life insurance company Norske Liv from 1902, and chaired the Norwegian Actuarial Association from 1913 to 1919 and the Norwegian Mathematical Association from 1925 to 1929. He spoke at the International Congress of Mathematicians in 1904, 1920, 1928 and 1932, wrote about eighty papers in refereed journals, and with George Wallenberg wrote the 1911 textbook Theorie der linearen Differenzengleichungen.