%0 Journal Article %A Hron, Karel %T Inversion of $3\times 3$ partitioned matrices in investigation of the twoepoch linear model with the nuisance parameters %J Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica %D 2006 %P 67-80 %V 45 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AUPO_2006__45_1_a6/ %G en %F AUPO_2006__45_1_a6