(GOAL COMPLEXITY) (STARTTERM (FUNCTIONSYMBOLS f3)) (VAR A B) (RULES f2(A, B) -> Com_1(f300(A, D)) [ A = 0 ] f2(A, B) -> Com_1(f300(0, D)) [ A >= 1 ] f2(A, B) -> Com_1(f300(0, D)) [ 0 >= A + 1 ] f3(A, B) -> Com_1(f2(A, B)) f2(A, B) -> Com_1(f2(D + 1, B)) [ C >= 0 /\ A >= 1 ] f2(A, B) -> Com_1(f2(D - 1, B)) [ 0 >= C + 2 /\ A >= 1 ] f2(A, B) -> Com_1(f2(D + 1, B)) [ C >= 2 /\ 0 >= A + 1 ] f2(A, B) -> Com_1(f2(D - 1, B)) [ 0 >= C /\ 0 >= A + 1 ] )