%0 Journal Article %A Jelínek, Jiří %T A discontinuous function with a connected closed graph %J Acta Universitatis Carolinae. Mathematica et Physica %D 2003 %P 73-77 %V 44 %N 2 %I mathdoc %U https://geodesic-test.mathdoc.fr/item/AUCMP_2003__44_2_a7/ %G en %F AUCMP_2003__44_2_a7