Gregersen was born on 17 April 1824 to farmer Nils Gregersen (1804–1868) and Anne Trulsdatter (1803–1838) in Modum, Norway.
Hans Andersen Foss (1851-1929) Norwegian-American author and newspaper editor
Modum |
Robert Burton (d. 1640) wrote in The Anatomy of Melancholy that "Scaliger and Cardan admire Suisset the calculator, qui pene modum excessit humani ingenii whose talents were almost superhuman".