; @origtpdbfilename ./TRS/SK90/2.25.trs
; @xtcfilename "./TRS_Standard/SK90/2.25.xml"
(format TRS)
(fun fib 1)
(fun |0| 0)
(fun s 1)
(fun + 2)
(rule (fib |0|) |0|)
(rule (fib (s |0|)) (s |0|))
(rule (fib (s (s x))) (+ (fib (s x)) (fib x)))
(rule (+ x |0|) x)
(rule (+ x (s y)) (s (+ x y)))