%0 Journal Article %A Zajíček, Luděk %T A remark on functions continuous on all lines %J Commentationes Mathematicae Universitatis Carolinae %D 2019 %P 211-218 %V 60 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14712/1213-7243.2019.003/ %R 10.14712/1213-7243.2019.003 %G en %F 10_14712_1213_7243_2019_003