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: { f(0()) -> cons(0()) , f(s(0())) -> f(p(s(0()))) , p(s(X)) -> X } 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: { p(s(X)) -> 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). [f](x1) = [2] x1 + [0] [0] = [0] [cons](x1) = [1] x1 + [0] [s](x1) = [1] x1 + [2] [p](x1) = [1] x1 + [0] This order satisfies the following ordering constraints: [f(0())] = [0] >= [0] = [cons(0())] [f(s(0()))] = [4] >= [4] = [f(p(s(0())))] [p(s(X))] = [1] X + [2] > [1] X + [0] = [X] 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(0()) -> cons(0()) , f(s(0())) -> f(p(s(0()))) } Weak Trs: { p(s(X)) -> X } 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(0()) -> cons(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). [f](x1) = [2] x1 + [1] [0] = [0] [cons](x1) = [1] x1 + [0] [s](x1) = [1] x1 + [0] [p](x1) = [2] x1 + [0] This order satisfies the following ordering constraints: [f(0())] = [1] > [0] = [cons(0())] [f(s(0()))] = [1] >= [1] = [f(p(s(0())))] [p(s(X))] = [2] X + [0] >= [1] X + [0] = [X] 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(0())) -> f(p(s(0()))) } Weak Trs: { f(0()) -> cons(0()) , p(s(X)) -> X } Obligation: innermost runtime complexity Answer: YES(O(1),O(n^1)) We use the processor 'matrix interpretation of dimension 2' to orient following rules strictly. Trs: { f(s(0())) -> f(p(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) and not(IDA(1)). [f](x1) = [2 2] x1 + [0] [0 0] [0] [0] = [0] [0] [cons](x1) = [1 0] x1 + [0] [0 0] [0] [s](x1) = [1 1] x1 + [0] [0 0] [2] [p](x1) = [2 0] x1 + [0] [1 0] [0] This order satisfies the following ordering constraints: [f(0())] = [0] [0] >= [0] [0] = [cons(0())] [f(s(0()))] = [4] [0] > [0] [0] = [f(p(s(0())))] [p(s(X))] = [2 2] X + [0] [1 1] [0] >= [1 0] X + [0] [0 1] [0] = [X] 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: { f(0()) -> cons(0()) , f(s(0())) -> f(p(s(0()))) , p(s(X)) -> X } Obligation: innermost runtime complexity Answer: YES(O(1),O(1)) Empty rules are trivially bounded Hurray, we answered YES(O(1),O(n^1))