%0 Journal Article %A A. V. Vasil'ev %A V. B. Vasil'ev %T Difference and discrete equations on the real axis and the semiaxis %J Izvestiya Instituta Matematiki i Informatiki Udmurtskogo Gosudarstvennogo Universiteta %D 2015 %P 29-37 %V 46 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IIMI_2015_46_2_a3/ %G ru %F IIMI_2015_46_2_a3