*** 1 Progress [(O(1),O(1))] *** Considered Problem: Strict DP Rules: Strict TRS Rules: f(X,X) -> c(X) f(X,c(X)) -> f(s(X),X) f(s(X),X) -> f(X,a(X)) Weak DP Rules: Weak TRS Rules: Signature: {f/2} / {a/1,c/1,s/1} Obligation: Full basic terms: {f}/{a,c,s} Applied Processor: DependencyPairs {dpKind_ = DT} Proof: We add the following weak dependency pairs: Strict DPs f#(X,X) -> c_1(X) f#(X,c(X)) -> c_2(f#(s(X),X)) f#(s(X),X) -> c_3(f#(X,a(X))) Weak DPs and mark the set of starting terms. *** 1.1 Progress [(O(1),O(1))] *** Considered Problem: Strict DP Rules: f#(X,X) -> c_1(X) f#(X,c(X)) -> c_2(f#(s(X),X)) f#(s(X),X) -> c_3(f#(X,a(X))) Strict TRS Rules: f(X,X) -> c(X) f(X,c(X)) -> f(s(X),X) f(s(X),X) -> f(X,a(X)) Weak DP Rules: Weak TRS Rules: Signature: {f/2,f#/2} / {a/1,c/1,s/1,c_1/1,c_2/1,c_3/1} Obligation: Full basic terms: {f#}/{a,c,s} Applied Processor: UsableRules Proof: We replace rewrite rules by usable rules: f#(X,X) -> c_1(X) f#(X,c(X)) -> c_2(f#(s(X),X)) f#(s(X),X) -> c_3(f#(X,a(X))) *** 1.1.1 Progress [(O(1),O(1))] *** Considered Problem: Strict DP Rules: f#(X,X) -> c_1(X) f#(X,c(X)) -> c_2(f#(s(X),X)) f#(s(X),X) -> c_3(f#(X,a(X))) Strict TRS Rules: Weak DP Rules: Weak TRS Rules: Signature: {f/2,f#/2} / {a/1,c/1,s/1,c_1/1,c_2/1,c_3/1} Obligation: Full basic terms: {f#}/{a,c,s} Applied Processor: NaturalMI {miDimension = 1, miDegree = 0, miKind = Algebraic, uargs = UArgs, urules = URules, selector = Just any strict-rules, greedy = NoGreedy} Proof: We apply a matrix interpretation of kind constructor based matrix interpretation (containing no more than 0 non-zero interpretation-entries in the diagonal of the component-wise maxima): The following argument positions are considered usable: uargs(c_2) = {1} Following symbols are considered usable: {} TcT has computed the following interpretation: p(a) = [4] p(c) = [14] p(f) = [1] x1 + [8] x2 + [2] p(s) = [0] p(f#) = [8] x1 + [1] x2 + [2] p(c_1) = [1] x1 + [0] p(c_2) = [8] x1 + [0] p(c_3) = [2] Following rules are strictly oriented: f#(X,X) = [9] X + [2] > [1] X + [0] = c_1(X) Following rules are (at-least) weakly oriented: f#(X,c(X)) = [8] X + [16] >= [8] X + [16] = c_2(f#(s(X),X)) f#(s(X),X) = [1] X + [2] >= [2] = c_3(f#(X,a(X))) *** 1.1.1.1 Progress [(O(1),O(1))] *** Considered Problem: Strict DP Rules: f#(X,c(X)) -> c_2(f#(s(X),X)) f#(s(X),X) -> c_3(f#(X,a(X))) Strict TRS Rules: Weak DP Rules: f#(X,X) -> c_1(X) Weak TRS Rules: Signature: {f/2,f#/2} / {a/1,c/1,s/1,c_1/1,c_2/1,c_3/1} Obligation: Full basic terms: {f#}/{a,c,s} Applied Processor: WeightGap {wgDimension = 1, wgDegree = 0, wgKind = Algebraic, wgUArgs = UArgs, wgOn = WgOnAny} Proof: The weightgap principle applies using the following constant growth matrix-interpretation: We apply a matrix interpretation of kind constructor based matrix interpretation (containing no more than 0 non-zero interpretation-entries in the diagonal of the component-wise maxima): The following argument positions are considered usable: uargs(c_2) = {1} Following symbols are considered usable: {} TcT has computed the following interpretation: p(a) = [0] p(c) = [0] p(f) = [0] p(s) = [0] p(f#) = [7] x1 + [15] p(c_1) = [15] p(c_2) = [1] x1 + [0] p(c_3) = [0] Following rules are strictly oriented: f#(s(X),X) = [15] > [0] = c_3(f#(X,a(X))) Following rules are (at-least) weakly oriented: f#(X,X) = [7] X + [15] >= [15] = c_1(X) f#(X,c(X)) = [7] X + [15] >= [15] = c_2(f#(s(X),X)) Further, it can be verified that all rules not oriented are covered by the weightgap condition. *** 1.1.1.1.1 Progress [(O(1),O(1))] *** Considered Problem: Strict DP Rules: f#(X,c(X)) -> c_2(f#(s(X),X)) Strict TRS Rules: Weak DP Rules: f#(X,X) -> c_1(X) f#(s(X),X) -> c_3(f#(X,a(X))) Weak TRS Rules: Signature: {f/2,f#/2} / {a/1,c/1,s/1,c_1/1,c_2/1,c_3/1} Obligation: Full basic terms: {f#}/{a,c,s} Applied Processor: NaturalMI {miDimension = 1, miDegree = 0, miKind = Algebraic, uargs = UArgs, urules = URules, selector = Just any strict-rules, greedy = NoGreedy} Proof: We apply a matrix interpretation of kind constructor based matrix interpretation (containing no more than 0 non-zero interpretation-entries in the diagonal of the component-wise maxima): The following argument positions are considered usable: uargs(c_2) = {1} Following symbols are considered usable: {} TcT has computed the following interpretation: p(a) = [0] p(c) = [2] p(f) = [1] x1 + [1] x2 + [2] p(s) = [1] p(f#) = [6] x1 + [6] x2 + [1] p(c_1) = [0] p(c_2) = [1] x1 + [4] p(c_3) = [1] x1 + [0] Following rules are strictly oriented: f#(X,c(X)) = [6] X + [13] > [6] X + [11] = c_2(f#(s(X),X)) Following rules are (at-least) weakly oriented: f#(X,X) = [12] X + [1] >= [0] = c_1(X) f#(s(X),X) = [6] X + [7] >= [6] X + [1] = c_3(f#(X,a(X))) *** 1.1.1.1.1.1 Progress [(O(1),O(1))] *** Considered Problem: Strict DP Rules: Strict TRS Rules: Weak DP Rules: f#(X,X) -> c_1(X) f#(X,c(X)) -> c_2(f#(s(X),X)) f#(s(X),X) -> c_3(f#(X,a(X))) Weak TRS Rules: Signature: {f/2,f#/2} / {a/1,c/1,s/1,c_1/1,c_2/1,c_3/1} Obligation: Full basic terms: {f#}/{a,c,s} Applied Processor: EmptyProcessor Proof: The problem is already closed. The intended complexity is O(1).