WORST_CASE(?,O(n^1)) * Step 1: NaturalMI WORST_CASE(?,O(n^1)) + Considered Problem: - Strict TRS: activate(X) -> X activate(n__f(X)) -> f(X) f(X) -> n__f(X) f(0()) -> cons(0(),n__f(s(0()))) f(s(0())) -> f(p(s(0()))) p(s(X)) -> X - Signature: {activate/1,f/1,p/1} / {0/0,cons/2,n__f/1,s/1} - Obligation: innermost runtime complexity wrt. defined symbols {activate,f,p} and constructors {0,cons,n__f,s} + Applied Processor: NaturalMI {miDimension = 2, miDegree = 1, miKind = Algebraic, uargs = UArgs, urules = URules, selector = Nothing} + Details: We apply a matrix interpretation of kind constructor based matrix interpretation (containing no more than 1 non-zero interpretation-entries in the diagonal of the component-wise maxima): The following argument positions are considered usable: uargs(f) = {1} Following symbols are considered usable: {activate,f,p} TcT has computed the following interpretation: p(0) = [0] [0] p(activate) = [4 0] x1 + [11] [0 1] [8] p(cons) = [0 2] x2 + [1] [0 0] [8] p(f) = [2 4] x1 + [3] [0 0] [8] p(n__f) = [1 1] x1 + [0] [0 0] [0] p(p) = [2 0] x1 + [4] [2 0] [0] p(s) = [1 4] x1 + [0] [0 0] [4] Following rules are strictly oriented: activate(X) = [4 0] X + [11] [0 1] [8] > [1 0] X + [0] [0 1] [0] = X activate(n__f(X)) = [4 4] X + [11] [0 0] [8] > [2 4] X + [3] [0 0] [8] = f(X) f(X) = [2 4] X + [3] [0 0] [8] > [1 1] X + [0] [0 0] [0] = n__f(X) f(0()) = [3] [8] > [1] [8] = cons(0(),n__f(s(0()))) f(s(0())) = [19] [8] > [11] [8] = f(p(s(0()))) p(s(X)) = [2 8] X + [4] [2 8] [0] > [1 0] X + [0] [0 1] [0] = X Following rules are (at-least) weakly oriented: WORST_CASE(?,O(n^1))