/home/nowonder/forschung/aprove/TPDB05/TRS/TRCSR/Ex4_7_15_Bor03_Z.trs

The program

(VAR X)
(RULES 
f(0) -> cons(0,n__f(s(0)))
f(s(0)) -> f(p(s(0)))
p(s(0)) -> 0
f(X) -> n__f(X)
activate(n__f(X)) -> f(X)
activate(X) -> X
)