%0 Journal Article
%A S. B. Gashkov
%T Unsolvability of some problems on piecewise polynomial functions
%J Vestnik Moskovskogo universiteta. Matematika, mehanika
%D 2023
%P 8-15
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/VMUMM_2023_3_a1/
%G ru
%F VMUMM_2023_3_a1