%0 Journal Article %A S. A. Nigiyan %A T. V. Khondkaryan %T On canonical notion of $\delta$-reduction and on translation of typed $\lambda$-terms into untyped $\lambda$-terms %J Proceedings of the Yerevan State University. Physical and mathematical sciences %D 2017 %P 46-52 %V 51 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZERU_2017_51_1_a8/ %G en %F UZERU_2017_51_1_a8