/home/nowonder/forschung/aprove/TPDB05/TRS/nontermin/CSR/Ex6_Luc98.trs

The program

(VAR X Y Z)

(RULES 
first(0,X) -> nil
first(s(X),cons(Y,Z)) -> cons(Y,first(X,Z))
from(X) -> cons(X,from(s(X)))
)

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