%0 Journal Article %A Jarosz, Krzysztof %A Sawoń, Zbigniew %T A discontinuous function does not operate on the real part of a function algebra %J Časopis pro pěstování matematiky %D 1985 %P 58-59 %V 110 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CPM.1985.118221/ %R 10.21136/CPM.1985.118221 %G en %F 10_21136_CPM_1985_118221