WORST_CASE(?,O(n^1)) * Step 1: NaturalMI WORST_CASE(?,O(n^1)) + Considered Problem: - Strict TRS: f(g(x),g(y)) -> f(p(f(g(x),s(y))),g(s(p(x)))) g(s(p(x))) -> p(x) p(0()) -> g(0()) - Signature: {f/2,g/1,p/1} / {0/0,s/1} - Obligation: innermost runtime complexity wrt. defined symbols {f,g,p} and constructors {0,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) = {2}, uargs(g) = {1}, uargs(s) = {1} Following symbols are considered usable: {f,g,p} TcT has computed the following interpretation: p(0) = [1] [1] p(f) = [4 1] x1 + [1 0] x2 + [0] [0 0] [0 0] [0] p(g) = [1 2] x1 + [2] [1 0] [5] p(p) = [0 6] x1 + [0] [0 2] [4] p(s) = [1 1] x1 + [2] [0 0] [0] Following rules are strictly oriented: f(g(x),g(y)) = [5 8] x + [1 2] y + [15] [0 0] [0 0] [0] > [0 8] x + [12] [0 0] [0] = f(p(f(g(x),s(y))),g(s(p(x)))) g(s(p(x))) = [0 8] x + [8] [0 8] [11] > [0 6] x + [0] [0 2] [4] = p(x) p(0()) = [6] [6] > [5] [6] = g(0()) Following rules are (at-least) weakly oriented: WORST_CASE(?,O(n^1))