YES(?,O(n^1)) 0.00/0.15 YES(?,O(n^1)) 0.00/0.15 0.00/0.15 We are left with following problem, upon which TcT provides the 0.00/0.15 certificate YES(?,O(n^1)). 0.00/0.15 0.00/0.15 Strict Trs: 0.00/0.15 { sum(0()) -> 0() 0.00/0.15 , sum(s(x)) -> +(sum(x), s(x)) 0.00/0.15 , sum1(0()) -> 0() 0.00/0.15 , sum1(s(x)) -> s(+(sum1(x), +(x, x))) } 0.00/0.15 Obligation: 0.00/0.15 innermost runtime complexity 0.00/0.15 Answer: 0.00/0.15 YES(?,O(n^1)) 0.00/0.15 0.00/0.15 The input was oriented with the instance of 'Small Polynomial Path 0.00/0.15 Order (PS)' as induced by the safe mapping 0.00/0.15 0.00/0.15 safe(sum) = {}, safe(0) = {}, safe(s) = {1}, safe(+) = {1, 2}, 0.00/0.15 safe(sum1) = {} 0.00/0.15 0.00/0.15 and precedence 0.00/0.15 0.00/0.15 sum ~ sum1 . 0.00/0.15 0.00/0.15 Following symbols are considered recursive: 0.00/0.15 0.00/0.15 {sum, sum1} 0.00/0.15 0.00/0.15 The recursion depth is 1. 0.00/0.15 0.00/0.15 For your convenience, here are the satisfied ordering constraints: 0.00/0.15 0.00/0.15 sum(0();) > 0() 0.00/0.15 0.00/0.15 sum(s(; x);) > +(; sum(x;), s(; x)) 0.00/0.15 0.00/0.15 sum1(0();) > 0() 0.00/0.15 0.00/0.15 sum1(s(; x);) > s(; +(; sum1(x;), +(; x, x))) 0.00/0.15 0.00/0.15 0.00/0.15 Hurray, we answered YES(?,O(n^1)) 0.00/0.15 EOF