YES(O(1),O(n^1)) We are left with following problem, upon which TcT provides the certificate YES(O(1),O(n^1)). Strict Trs: { g(s(x)) -> f(x) , g(0()) -> 0() , f(s(x)) -> s(s(g(x))) , f(0()) -> s(0()) } Obligation: innermost runtime complexity Answer: YES(O(1),O(n^1)) We use the processor 'matrix interpretation of dimension 1' to orient following rules strictly. Trs: { g(0()) -> 0() , f(0()) -> s(0()) } The induced complexity on above rules (modulo remaining rules) is YES(?,O(n^1)) . These rules are moved into the corresponding weak component(s). Sub-proof: ---------- TcT has computed the following constructor-based matrix interpretation satisfying not(EDA). [g](x1) = [2] x1 + [0] [s](x1) = [1] x1 + [0] [f](x1) = [2] x1 + [0] [0] = [2] This order satisfies the following ordering constraints: [g(s(x))] = [2] x + [0] >= [2] x + [0] = [f(x)] [g(0())] = [4] > [2] = [0()] [f(s(x))] = [2] x + [0] >= [2] x + [0] = [s(s(g(x)))] [f(0())] = [4] > [2] = [s(0())] We return to the main proof. We are left with following problem, upon which TcT provides the certificate YES(O(1),O(n^1)). Strict Trs: { g(s(x)) -> f(x) , f(s(x)) -> s(s(g(x))) } Weak Trs: { g(0()) -> 0() , f(0()) -> s(0()) } Obligation: innermost runtime complexity Answer: YES(O(1),O(n^1)) We use the processor 'matrix interpretation of dimension 1' to orient following rules strictly. Trs: { g(s(x)) -> f(x) } The induced complexity on above rules (modulo remaining rules) is YES(?,O(n^1)) . These rules are moved into the corresponding weak component(s). Sub-proof: ---------- TcT has computed the following constructor-based matrix interpretation satisfying not(EDA). [g](x1) = [2] x1 + [0] [s](x1) = [1] x1 + [2] [f](x1) = [2] x1 + [0] [0] = [2] This order satisfies the following ordering constraints: [g(s(x))] = [2] x + [4] > [2] x + [0] = [f(x)] [g(0())] = [4] > [2] = [0()] [f(s(x))] = [2] x + [4] >= [2] x + [4] = [s(s(g(x)))] [f(0())] = [4] >= [4] = [s(0())] We return to the main proof. We are left with following problem, upon which TcT provides the certificate YES(O(1),O(n^1)). Strict Trs: { f(s(x)) -> s(s(g(x))) } Weak Trs: { g(s(x)) -> f(x) , g(0()) -> 0() , f(0()) -> s(0()) } Obligation: innermost runtime complexity Answer: YES(O(1),O(n^1)) We use the processor 'matrix interpretation of dimension 1' to orient following rules strictly. Trs: { f(s(x)) -> s(s(g(x))) } The induced complexity on above rules (modulo remaining rules) is YES(?,O(n^1)) . These rules are moved into the corresponding weak component(s). Sub-proof: ---------- TcT has computed the following constructor-based matrix interpretation satisfying not(EDA). [g](x1) = [2] x1 + [0] [s](x1) = [1] x1 + [2] [f](x1) = [2] x1 + [1] [0] = [2] This order satisfies the following ordering constraints: [g(s(x))] = [2] x + [4] > [2] x + [1] = [f(x)] [g(0())] = [4] > [2] = [0()] [f(s(x))] = [2] x + [5] > [2] x + [4] = [s(s(g(x)))] [f(0())] = [5] > [4] = [s(0())] We return to the main proof. We are left with following problem, upon which TcT provides the certificate YES(O(1),O(1)). Weak Trs: { g(s(x)) -> f(x) , g(0()) -> 0() , f(s(x)) -> s(s(g(x))) , f(0()) -> s(0()) } Obligation: innermost runtime complexity Answer: YES(O(1),O(1)) Empty rules are trivially bounded Hurray, we answered YES(O(1),O(n^1))