YES
O(n)
TRS:
 {
     d(x) -> e(u(x)),
  d(u(x)) -> c(x),
  c(u(x)) -> b(x),
  b(u(x)) -> a(e(x)),
  v(e(x)) -> x
 }
 Natural interpretation:
  Strict:
   {
       d(x) -> e(u(x)),
    d(u(x)) -> c(x),
    c(u(x)) -> b(x),
    b(u(x)) -> a(e(x)),
    v(e(x)) -> x
   }
  Weak:
   {}
  Interpretation class: stronglylinear
  [a](X0) = + 1*X0 + 0
  [v](X0) = + 1*X0 + 2
  [b](X0) = + 1*X0 + 3
  [c](X0) = + 1*X0 + 3
  [d](X0) = + 1*X0 + 3
  [u](X0) = + 1*X0 + 1
  [e](X0) = + 1*X0 + 0
  
  Qed