%0 Journal Article %A Anna Chwastyk %A Witold KosiƄski %T Fuzzy calculus with aplications %J Mathematica Applicanda %D 2013 %P 47-96 %V 41 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/ma.v41i1.380/ %R 10.14708/ma.v41i1.380 %G pl %F 10_14708_ma_v41i1_380