Mobius
(1) Born at Schulpforta, November 17, 1790; died at Leipzig, September 26, 1868. German writers often prefer the equivalent form "Moebius".
(2) Ausserordentlicher Professor in 1816; ordentlicher Professor in 1844.
(3) Der barycentrische Calcul, Leipzig, 1827. His Gesammelte Werke, 4 vols., appeared in Leipzig in 1885-1887.