Errors of observations.
Geuss, Carl Friedrich. Noe 4 in **E.186.23 Theorie combinationis observationum erroribus minimis obnoxiaee Pars prior, Feb. 15, 1821; pars posterior, Febr. 2, 1823. Gottingae, apud H. Dieterich. 1823. 58 ppe a's