(GOAL COMPLEXITY) (STARTTERM (FUNCTIONSYMBOLS start)) (VAR A B) (RULES start(A, B) -> Com_1(eval(A, B)) eval(A, B) -> Com_1(eval(A, B - A)) [ B >= A + 1 /\ A >= 1 /\ B >= 1 /\ B >= A ] eval(A, B) -> Com_1(eval(A - B, B)) [ A >= B + 1 /\ A >= 1 /\ B >= 1 ] )