; @origtpdbfilename ./TRS/SK90/4.16.trs
; @xtcfilename "./TRS_Standard/SK90/4.16.xml"
(format TRS)
(fun f 1)
(fun |0| 0)
(fun s 1)
(fun * 2)
(fun + 2)
(rule (f |0|) (s |0|))
(rule (f (s |0|)) (s (s |0|)))
(rule (f (s |0|)) (* (s (s |0|)) (f |0|)))
(rule (f (+ x (s |0|))) (+ (s (s |0|)) (f x)))
(rule (f (+ x y)) (* (f x) (f y)))