%0 Journal Article %A Krzysztof J. Szajowski %T Biography of the Guest Editor %J Mathematica Applicanda %D 2016 %P 221-222 %V 44 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/ma.v44i1.1544/ %R 10.14708/ma.v44i1.1544 %G pl %F 10_14708_ma_v44i1_1544