article: Georg Cantor
links: 1856 Crelle's Journal Protestant Zürich Bernhard Riemann 1879 Cantor's theorem 1918 Carl Friedrich Gauss 1863 Cantor set Roman Catholic Frankfurt Berlin Wiesbaden Ancient Greece St Petersburg God Darmstadt 6 January Halle, Saxony-Anhalt Russia Weierstrass Cantor's diagonal argument