3.33/1.64 WORST_CASE(NON_POLY, ?) 3.59/1.65 proof of /export/starexec/sandbox2/benchmark/theBenchmark.xml 3.59/1.65 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.59/1.65 3.59/1.65 3.59/1.65 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.59/1.65 3.59/1.65 (0) CpxTRS 3.59/1.65 (1) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 3.59/1.65 (2) TRS for Loop Detection 3.59/1.65 (3) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 3.59/1.65 (4) BEST 3.59/1.65 (5) proven lower bound 3.59/1.65 (6) LowerBoundPropagationProof [FINISHED, 0 ms] 3.59/1.65 (7) BOUNDS(n^1, INF) 3.59/1.65 (8) TRS for Loop Detection 3.59/1.65 (9) DecreasingLoopProof [FINISHED, 0 ms] 3.59/1.65 (10) BOUNDS(EXP, INF) 3.59/1.65 3.59/1.65 3.59/1.65 ---------------------------------------- 3.59/1.65 3.59/1.65 (0) 3.59/1.65 Obligation: 3.59/1.65 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.59/1.65 3.59/1.65 3.59/1.65 The TRS R consists of the following rules: 3.59/1.65 3.59/1.65 @(Cons(x, xs), ys) -> Cons(x, @(xs, ys)) 3.59/1.65 @(Nil, ys) -> ys 3.59/1.65 binom(Cons(x, xs), Cons(x', xs')) -> @(binom(xs, xs'), binom(xs, Cons(x', xs'))) 3.59/1.65 binom(Cons(x, xs), Nil) -> Cons(Nil, Nil) 3.59/1.65 binom(Nil, k) -> Cons(Nil, Nil) 3.59/1.65 goal(x, y) -> binom(x, y) 3.59/1.65 3.59/1.65 S is empty. 3.59/1.65 Rewrite Strategy: INNERMOST 3.59/1.65 ---------------------------------------- 3.59/1.65 3.59/1.65 (1) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 3.59/1.65 Transformed a relative TRS into a decreasing-loop problem. 3.59/1.65 ---------------------------------------- 3.59/1.65 3.59/1.65 (2) 3.59/1.65 Obligation: 3.59/1.65 Analyzing the following TRS for decreasing loops: 3.59/1.65 3.59/1.65 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.59/1.65 3.59/1.65 3.59/1.65 The TRS R consists of the following rules: 3.59/1.65 3.59/1.65 @(Cons(x, xs), ys) -> Cons(x, @(xs, ys)) 3.59/1.65 @(Nil, ys) -> ys 3.59/1.65 binom(Cons(x, xs), Cons(x', xs')) -> @(binom(xs, xs'), binom(xs, Cons(x', xs'))) 3.59/1.65 binom(Cons(x, xs), Nil) -> Cons(Nil, Nil) 3.59/1.65 binom(Nil, k) -> Cons(Nil, Nil) 3.59/1.65 goal(x, y) -> binom(x, y) 3.59/1.65 3.59/1.65 S is empty. 3.59/1.65 Rewrite Strategy: INNERMOST 3.59/1.65 ---------------------------------------- 3.59/1.65 3.59/1.65 (3) DecreasingLoopProof (LOWER BOUND(ID)) 3.59/1.65 The following loop(s) give(s) rise to the lower bound Omega(n^1): 3.59/1.65 3.59/1.65 The rewrite sequence 3.59/1.65 3.59/1.65 @(Cons(x, xs), ys) ->^+ Cons(x, @(xs, ys)) 3.59/1.65 3.59/1.65 gives rise to a decreasing loop by considering the right hand sides subterm at position [1]. 3.59/1.65 3.59/1.65 The pumping substitution is [xs / Cons(x, xs)]. 3.59/1.65 3.59/1.65 The result substitution is [ ]. 3.59/1.65 3.59/1.65 3.59/1.65 3.59/1.65 3.59/1.65 ---------------------------------------- 3.59/1.65 3.59/1.65 (4) 3.59/1.65 Complex Obligation (BEST) 3.59/1.65 3.59/1.65 ---------------------------------------- 3.59/1.65 3.59/1.65 (5) 3.59/1.65 Obligation: 3.59/1.65 Proved the lower bound n^1 for the following obligation: 3.59/1.65 3.59/1.65 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.59/1.65 3.59/1.65 3.59/1.65 The TRS R consists of the following rules: 3.59/1.65 3.59/1.65 @(Cons(x, xs), ys) -> Cons(x, @(xs, ys)) 3.59/1.65 @(Nil, ys) -> ys 3.59/1.65 binom(Cons(x, xs), Cons(x', xs')) -> @(binom(xs, xs'), binom(xs, Cons(x', xs'))) 3.59/1.65 binom(Cons(x, xs), Nil) -> Cons(Nil, Nil) 3.59/1.65 binom(Nil, k) -> Cons(Nil, Nil) 3.59/1.65 goal(x, y) -> binom(x, y) 3.59/1.65 3.59/1.65 S is empty. 3.59/1.65 Rewrite Strategy: INNERMOST 3.59/1.65 ---------------------------------------- 3.59/1.65 3.59/1.65 (6) LowerBoundPropagationProof (FINISHED) 3.59/1.65 Propagated lower bound. 3.59/1.65 ---------------------------------------- 3.59/1.65 3.59/1.65 (7) 3.59/1.65 BOUNDS(n^1, INF) 3.59/1.65 3.59/1.65 ---------------------------------------- 3.59/1.65 3.59/1.65 (8) 3.59/1.65 Obligation: 3.59/1.65 Analyzing the following TRS for decreasing loops: 3.59/1.65 3.59/1.65 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.59/1.65 3.59/1.65 3.59/1.65 The TRS R consists of the following rules: 3.59/1.65 3.59/1.65 @(Cons(x, xs), ys) -> Cons(x, @(xs, ys)) 3.59/1.65 @(Nil, ys) -> ys 3.59/1.65 binom(Cons(x, xs), Cons(x', xs')) -> @(binom(xs, xs'), binom(xs, Cons(x', xs'))) 3.59/1.65 binom(Cons(x, xs), Nil) -> Cons(Nil, Nil) 3.59/1.65 binom(Nil, k) -> Cons(Nil, Nil) 3.59/1.65 goal(x, y) -> binom(x, y) 3.59/1.65 3.59/1.65 S is empty. 3.59/1.65 Rewrite Strategy: INNERMOST 3.59/1.65 ---------------------------------------- 3.59/1.65 3.59/1.65 (9) DecreasingLoopProof (FINISHED) 3.59/1.65 The following loop(s) give(s) rise to the lower bound EXP: 3.59/1.65 3.59/1.65 The rewrite sequence 3.59/1.65 3.59/1.65 binom(Cons(x, xs), Cons(x', xs')) ->^+ @(binom(xs, xs'), binom(xs, Cons(x', xs'))) 3.59/1.65 3.59/1.65 gives rise to a decreasing loop by considering the right hand sides subterm at position [0]. 3.59/1.65 3.59/1.65 The pumping substitution is [xs / Cons(x, xs), xs' / Cons(x', xs')]. 3.59/1.65 3.59/1.65 The result substitution is [ ]. 3.59/1.65 3.59/1.65 3.59/1.65 3.59/1.65 The rewrite sequence 3.59/1.65 3.59/1.65 binom(Cons(x, xs), Cons(x', xs')) ->^+ @(binom(xs, xs'), binom(xs, Cons(x', xs'))) 3.59/1.65 3.59/1.65 gives rise to a decreasing loop by considering the right hand sides subterm at position [1]. 3.59/1.65 3.59/1.65 The pumping substitution is [xs / Cons(x, xs)]. 3.59/1.65 3.59/1.65 The result substitution is [ ]. 3.59/1.65 3.59/1.65 3.59/1.65 3.59/1.65 3.59/1.65 ---------------------------------------- 3.59/1.65 3.59/1.65 (10) 3.59/1.65 BOUNDS(EXP, INF) 3.63/1.69 EOF