YES(?,O(n^1)) 1079.17/297.02 YES(?,O(n^1)) 1079.17/297.02 1079.17/297.02 We are left with following problem, upon which TcT provides the 1079.17/297.02 certificate YES(?,O(n^1)). 1079.17/297.02 1079.17/297.02 Strict Trs: { b(b(a(b(b(b(x1)))))) -> a(b(b(b(b(b(a(x1))))))) } 1079.17/297.02 Obligation: 1079.17/297.02 derivational complexity 1079.17/297.02 Answer: 1079.17/297.02 YES(?,O(n^1)) 1079.17/297.02 1079.17/297.02 The problem is match-bounded by 2. The enriched problem is 1079.17/297.02 compatible with the following automaton. 1079.17/297.02 { b_0(1) -> 1 1079.17/297.02 , b_0(2) -> 1 1079.17/297.02 , b_1(4) -> 3 1079.17/297.02 , b_1(5) -> 4 1079.17/297.02 , b_1(6) -> 5 1079.17/297.02 , b_1(7) -> 6 1079.17/297.02 , b_1(8) -> 7 1079.17/297.02 , b_2(10) -> 9 1079.17/297.02 , b_2(11) -> 10 1079.17/297.02 , b_2(12) -> 11 1079.17/297.02 , b_2(13) -> 12 1079.17/297.02 , b_2(14) -> 13 1079.17/297.02 , a_0(1) -> 2 1079.17/297.02 , a_0(2) -> 2 1079.17/297.02 , a_1(1) -> 8 1079.17/297.02 , a_1(2) -> 8 1079.17/297.02 , a_1(3) -> 1 1079.17/297.02 , a_1(3) -> 6 1079.17/297.02 , a_1(6) -> 8 1079.17/297.02 , a_2(6) -> 14 1079.17/297.02 , a_2(9) -> 4 } 1079.17/297.02 1079.17/297.02 Hurray, we answered YES(?,O(n^1)) 1079.31/297.17 EOF