%0 Journal Article %A P. V. Bibikov %T Point Equivalence of Functions on the $1$-Jet Space $J^1\mathbb{R}$ %J Funkcionalʹnyj analiz i ego priloženiâ %D 2014 %P 19-25 %V 48 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_2014_48_4_a2/ %G ru %F FAA_2014_48_4_a2