3.08/1.58 WORST_CASE(Omega(n^1), O(n^1)) 3.08/1.59 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 3.08/1.59 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.08/1.59 3.08/1.59 3.08/1.59 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.08/1.59 3.08/1.59 (0) CpxTRS 3.08/1.59 (1) RelTrsToTrsProof [UPPER BOUND(ID), 0 ms] 3.08/1.59 (2) CpxTRS 3.08/1.59 (3) CpxTrsMatchBoundsTAProof [FINISHED, 0 ms] 3.08/1.59 (4) BOUNDS(1, n^1) 3.08/1.59 (5) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 3.08/1.59 (6) TRS for Loop Detection 3.08/1.59 (7) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 3.08/1.59 (8) BEST 3.08/1.59 (9) proven lower bound 3.08/1.59 (10) LowerBoundPropagationProof [FINISHED, 0 ms] 3.08/1.59 (11) BOUNDS(n^1, INF) 3.08/1.59 (12) TRS for Loop Detection 3.08/1.59 3.08/1.59 3.08/1.59 ---------------------------------------- 3.08/1.59 3.08/1.59 (0) 3.08/1.59 Obligation: 3.08/1.59 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.08/1.59 3.08/1.59 3.08/1.59 The TRS R consists of the following rules: 3.08/1.59 3.08/1.59 g(f(x), y) -> f(h(x, y)) 3.08/1.59 h(x, y) -> g(x, f(y)) 3.08/1.59 3.08/1.59 S is empty. 3.08/1.59 Rewrite Strategy: FULL 3.08/1.59 ---------------------------------------- 3.08/1.59 3.08/1.59 (1) RelTrsToTrsProof (UPPER BOUND(ID)) 3.08/1.59 transformed relative TRS to TRS 3.08/1.59 ---------------------------------------- 3.08/1.59 3.08/1.59 (2) 3.08/1.59 Obligation: 3.08/1.59 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(1, n^1). 3.08/1.59 3.08/1.59 3.08/1.59 The TRS R consists of the following rules: 3.08/1.59 3.08/1.59 g(f(x), y) -> f(h(x, y)) 3.08/1.59 h(x, y) -> g(x, f(y)) 3.08/1.59 3.08/1.59 S is empty. 3.08/1.59 Rewrite Strategy: FULL 3.08/1.59 ---------------------------------------- 3.08/1.59 3.08/1.59 (3) CpxTrsMatchBoundsTAProof (FINISHED) 3.08/1.59 A linear upper bound on the runtime complexity of the TRS R could be shown with a Match-Bound[TAB_LEFTLINEAR,TAB_NONLEFTLINEAR] (for contructor-based start-terms) of 2. 3.08/1.59 3.08/1.59 The compatible tree automaton used to show the Match-Boundedness (for constructor-based start-terms) is represented by: 3.08/1.59 final states : [1, 2] 3.08/1.59 transitions: 3.08/1.59 f0(0) -> 0 3.08/1.59 g0(0, 0) -> 1 3.08/1.59 h0(0, 0) -> 2 3.08/1.59 h1(0, 0) -> 3 3.08/1.59 f1(3) -> 1 3.08/1.59 f1(0) -> 4 3.08/1.59 g1(0, 4) -> 2 3.08/1.59 h1(0, 4) -> 3 3.08/1.59 f1(3) -> 2 3.08/1.59 f2(0) -> 5 3.08/1.59 g2(0, 5) -> 3 3.08/1.59 f2(4) -> 5 3.08/1.59 h1(0, 5) -> 3 3.08/1.59 f1(3) -> 3 3.08/1.59 f2(5) -> 5 3.08/1.59 3.08/1.59 ---------------------------------------- 3.08/1.59 3.08/1.59 (4) 3.08/1.59 BOUNDS(1, n^1) 3.08/1.59 3.08/1.59 ---------------------------------------- 3.08/1.59 3.08/1.59 (5) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 3.08/1.59 Transformed a relative TRS into a decreasing-loop problem. 3.08/1.59 ---------------------------------------- 3.08/1.59 3.08/1.59 (6) 3.08/1.59 Obligation: 3.08/1.59 Analyzing the following TRS for decreasing loops: 3.08/1.59 3.08/1.59 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.08/1.59 3.08/1.59 3.08/1.59 The TRS R consists of the following rules: 3.08/1.59 3.08/1.59 g(f(x), y) -> f(h(x, y)) 3.08/1.59 h(x, y) -> g(x, f(y)) 3.08/1.59 3.08/1.59 S is empty. 3.08/1.59 Rewrite Strategy: FULL 3.08/1.59 ---------------------------------------- 3.08/1.59 3.08/1.59 (7) DecreasingLoopProof (LOWER BOUND(ID)) 3.08/1.59 The following loop(s) give(s) rise to the lower bound Omega(n^1): 3.08/1.59 3.08/1.59 The rewrite sequence 3.08/1.59 3.08/1.59 h(f(x1_0), y) ->^+ f(h(x1_0, f(y))) 3.08/1.59 3.08/1.59 gives rise to a decreasing loop by considering the right hand sides subterm at position [0]. 3.08/1.59 3.08/1.59 The pumping substitution is [x1_0 / f(x1_0)]. 3.08/1.59 3.08/1.59 The result substitution is [y / f(y)]. 3.08/1.59 3.08/1.59 3.08/1.59 3.08/1.59 3.08/1.59 ---------------------------------------- 3.08/1.59 3.08/1.59 (8) 3.08/1.59 Complex Obligation (BEST) 3.08/1.59 3.08/1.59 ---------------------------------------- 3.08/1.59 3.08/1.59 (9) 3.08/1.59 Obligation: 3.08/1.59 Proved the lower bound n^1 for the following obligation: 3.08/1.59 3.08/1.59 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.08/1.59 3.08/1.59 3.08/1.59 The TRS R consists of the following rules: 3.08/1.59 3.08/1.59 g(f(x), y) -> f(h(x, y)) 3.08/1.59 h(x, y) -> g(x, f(y)) 3.08/1.59 3.08/1.59 S is empty. 3.08/1.59 Rewrite Strategy: FULL 3.08/1.59 ---------------------------------------- 3.08/1.59 3.08/1.59 (10) LowerBoundPropagationProof (FINISHED) 3.08/1.59 Propagated lower bound. 3.08/1.59 ---------------------------------------- 3.08/1.59 3.08/1.59 (11) 3.08/1.59 BOUNDS(n^1, INF) 3.08/1.59 3.08/1.59 ---------------------------------------- 3.08/1.59 3.08/1.59 (12) 3.08/1.59 Obligation: 3.08/1.59 Analyzing the following TRS for decreasing loops: 3.08/1.59 3.08/1.59 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.08/1.59 3.08/1.59 3.08/1.59 The TRS R consists of the following rules: 3.08/1.59 3.08/1.59 g(f(x), y) -> f(h(x, y)) 3.08/1.59 h(x, y) -> g(x, f(y)) 3.08/1.59 3.08/1.59 S is empty. 3.08/1.59 Rewrite Strategy: FULL 3.38/1.77 EOF