YES(O(1),O(n^3)) 338.56/164.47 YES(O(1),O(n^3)) 338.56/164.47 338.56/164.47 We are left with following problem, upon which TcT provides the 338.56/164.47 certificate YES(O(1),O(n^3)). 338.56/164.47 338.56/164.47 Strict Trs: 338.56/164.47 { +(+(x, y), z) -> +(x, +(y, z)) 338.56/164.47 , +(f(x), +(f(y), z)) -> +(f(+(x, y)), z) 338.56/164.47 , +(f(x), f(y)) -> f(+(x, y)) } 338.56/164.47 Obligation: 338.56/164.47 derivational complexity 338.56/164.47 Answer: 338.56/164.47 YES(O(1),O(n^3)) 338.56/164.47 338.56/164.47 We use the processor 'matrix interpretation of dimension 1' to 338.56/164.47 orient following rules strictly. 338.56/164.47 338.56/164.47 Trs: 338.56/164.47 { +(f(x), +(f(y), z)) -> +(f(+(x, y)), z) 338.56/164.47 , +(f(x), f(y)) -> f(+(x, y)) } 338.56/164.47 338.56/164.47 The induced complexity on above rules (modulo remaining rules) is 338.56/164.47 YES(?,O(n^1)) . These rules are removed from the problem. Note that 338.56/164.47 no rule is size-increasing. The overall complexity is obtained by 338.56/164.47 multiplication . 338.56/164.47 338.56/164.47 Sub-proof: 338.56/164.47 ---------- 338.56/164.47 TcT has computed the following triangular matrix interpretation. 338.56/164.47 338.56/164.47 [+](x1, x2) = [1] x1 + [1] x2 + [0] 338.56/164.47 338.56/164.47 [f](x1) = [1] x1 + [2] 338.56/164.47 338.56/164.47 The order satisfies the following ordering constraints: 338.56/164.47 338.56/164.47 [+(+(x, y), z)] = [1] x + [1] y + [1] z + [0] 338.56/164.47 >= [1] x + [1] y + [1] z + [0] 338.56/164.47 = [+(x, +(y, z))] 338.56/164.47 338.56/164.47 [+(f(x), +(f(y), z))] = [1] x + [1] y + [1] z + [4] 338.56/164.47 > [1] x + [1] y + [1] z + [2] 338.56/164.47 = [+(f(+(x, y)), z)] 338.56/164.47 338.56/164.47 [+(f(x), f(y))] = [1] x + [1] y + [4] 338.56/164.47 > [1] x + [1] y + [2] 338.56/164.47 = [f(+(x, y))] 338.56/164.47 338.56/164.47 338.56/164.47 We return to the main proof. 338.56/164.47 338.56/164.47 We are left with following problem, upon which TcT provides the 338.56/164.47 certificate YES(O(1),O(n^2)). 338.56/164.47 338.56/164.47 Strict Trs: { +(+(x, y), z) -> +(x, +(y, z)) } 338.56/164.47 Obligation: 338.56/164.47 derivational complexity 338.56/164.47 Answer: 338.56/164.47 YES(O(1),O(n^2)) 338.56/164.47 338.56/164.47 We use the processor 'matrix interpretation of dimension 2' to 338.56/164.47 orient following rules strictly. 338.56/164.47 338.56/164.47 Trs: { +(+(x, y), z) -> +(x, +(y, z)) } 338.56/164.47 338.56/164.47 The induced complexity on above rules (modulo remaining rules) is 338.56/164.47 YES(?,O(n^2)) . These rules are removed from the problem. Note that 338.56/164.47 no rule is size-increasing. The overall complexity is obtained by 338.56/164.47 multiplication . 338.56/164.47 338.56/164.47 Sub-proof: 338.56/164.47 ---------- 338.56/164.47 TcT has computed the following triangular matrix interpretation. 338.56/164.47 338.56/164.47 [+](x1, x2) = [1 1] x1 + [1 0] x2 + [0] 338.56/164.47 [0 1] [0 1] [1] 338.56/164.47 338.56/164.47 The order satisfies the following ordering constraints: 338.56/164.47 338.56/164.47 [+(+(x, y), z)] = [1 2] x + [1 1] y + [1 0] z + [1] 338.56/164.47 [0 1] [0 1] [0 1] [2] 338.56/164.47 > [1 1] x + [1 1] y + [1 0] z + [0] 338.56/164.47 [0 1] [0 1] [0 1] [2] 338.56/164.47 = [+(x, +(y, z))] 338.56/164.47 338.56/164.47 338.56/164.47 We return to the main proof. 338.56/164.47 338.56/164.47 We are left with following problem, upon which TcT provides the 338.56/164.47 certificate YES(O(1),O(1)). 338.56/164.47 338.56/164.47 Rules: Empty 338.56/164.47 Obligation: 338.56/164.47 derivational complexity 338.56/164.47 Answer: 338.56/164.47 YES(O(1),O(1)) 338.56/164.47 338.56/164.47 Empty rules are trivially bounded 338.56/164.47 338.56/164.47 Hurray, we answered YES(O(1),O(n^3)) 338.56/164.48 EOF