... Js(g)Φ ∈ Dif fr(n) g = f ◦ Φ2.3. Definition. f ∈ ε(n) ω Diffr(n)g ∈ ε(n) J∞(f) J∞(g)Φ ∈ Dif fr(n) g = f ◦ Φ3. The main results3.1. Theorem. f : (Rn, 0) → (R, 0) RnR(a) f ω ... Φ(Xσ) = Xσ, σ ∈ P(I)},Φ2.1. Definition. s f g ∈ ε(n)s Dγf(0) = Dγg(0) γ ∈ No| γ |≤ ss f s f Js(f)s ε(n) JsnJsJs(f)2.2. Definition. s f ∈ ε(n) sDiffr(n) g ∈ ε(n) Js(f) ... ωDiffr(n)ω K|x1, ,xrK|x1, ,xrωrω f ∈ε(n) Diffr(n) rf ∈ ε(n) ωDiffr(n)1. Introduction“ f0 0f 0 ”[5][2]f ∈ ε(n) ω Diff (n)ωK|x1|x1K 0 {x1= 0}f ∈ ε(n) ω Diffr(n)ωf...