%0 Journal Article %A Jaroslav HanĨl %A Robert Tijdeman %T On the irrationality of factorial series %J Acta Arithmetica %D 2005 %P 383-401 %V 118 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa118-4-5/ %R 10.4064/aa118-4-5 %G en %F 10_4064_aa118_4_5