Karl Friedrich Lessing died in 1880.
Gebhard Dietrich Gauss and Dorothea Benz. Its CarlFriedrich Gauss, by the way.
Karl Friedrich Gauss
Carl Friedrich Gauss died in his sleep on February 23, 1855 after years of deteriorating health in Hannover. It was in the early morning. He was buried in the cemetery Albanifriedhof but his brain was preserved.
There are far to many credited German mathematicians to list them all, A few that are well known are :- Amalie Emmy Noether, David Hilbert, Erhard Heinz, Friedrich Gauss, Friedrich Hirzebruch, Jacques Tits, Johann Carl, Jürgen Moser, Karl Stein, Volker Strassen and Yuri Manin,
Karl Friedrich Heusinger was born in 1792.
Karl Friedrich Henckell died in 1929.
Karl Friedrich Küstner died in 1936.
Karl Friedrich Nebenius died in 1857.
Karl Friedrich Becker died in 1806.
Karl Friedrich Abt died in 1783.
Karl Friedrich Neumann died in 1870.
Karl Friedrich Mohr died in 1879.
Karl Friedrich Kurz died in 1962.
Karl Friedrich Cerf died in 1845.
Karl Friedrich Reiche died in 1929.
Karl Friedrich Plattner died in 1858.