WORST_CASE(Omega(n^1), ?) proof of /export/starexec/sandbox2/benchmark/theBenchmark.xml # AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty The Derivational Complexity (innermost) of the given DCpxTrs could be proven to be BOUNDS(n^1, INF). (0) DCpxTrs (1) DerivationalComplexityToRuntimeComplexityProof [BOTH BOUNDS(ID, ID), 0 ms] (2) CpxRelTRS (3) SInnermostTerminationProof [BOTH CONCRETE BOUNDS(ID, ID), 387 ms] (4) CpxRelTRS (5) RenamingProof [BOTH BOUNDS(ID, ID), 0 ms] (6) CpxRelTRS (7) TypeInferenceProof [BOTH BOUNDS(ID, ID), 5 ms] (8) typed CpxTrs (9) OrderProof [LOWER BOUND(ID), 0 ms] (10) typed CpxTrs (11) RewriteLemmaProof [LOWER BOUND(ID), 451 ms] (12) BEST (13) proven lower bound (14) LowerBoundPropagationProof [FINISHED, 0 ms] (15) BOUNDS(n^1, INF) (16) typed CpxTrs (17) RewriteLemmaProof [LOWER BOUND(ID), 163 ms] (18) typed CpxTrs (19) RewriteLemmaProof [LOWER BOUND(ID), 93 ms] (20) typed CpxTrs (21) RewriteLemmaProof [LOWER BOUND(ID), 124 ms] (22) typed CpxTrs (23) RewriteLemmaProof [LOWER BOUND(ID), 108 ms] (24) typed CpxTrs (25) RewriteLemmaProof [LOWER BOUND(ID), 2314 ms] (26) BOUNDS(1, INF) ---------------------------------------- (0) Obligation: The Derivational Complexity (innermost) of the given DCpxTrs could be proven to be BOUNDS(n^1, INF). The TRS R consists of the following rules: active(p(0)) -> mark(0) active(p(s(X))) -> mark(X) active(leq(0, Y)) -> mark(true) active(leq(s(X), 0)) -> mark(false) active(leq(s(X), s(Y))) -> mark(leq(X, Y)) active(if(true, X, Y)) -> mark(X) active(if(false, X, Y)) -> mark(Y) active(diff(X, Y)) -> mark(if(leq(X, Y), 0, s(diff(p(X), Y)))) active(p(X)) -> p(active(X)) active(s(X)) -> s(active(X)) active(leq(X1, X2)) -> leq(active(X1), X2) active(leq(X1, X2)) -> leq(X1, active(X2)) active(if(X1, X2, X3)) -> if(active(X1), X2, X3) active(diff(X1, X2)) -> diff(active(X1), X2) active(diff(X1, X2)) -> diff(X1, active(X2)) p(mark(X)) -> mark(p(X)) s(mark(X)) -> mark(s(X)) leq(mark(X1), X2) -> mark(leq(X1, X2)) leq(X1, mark(X2)) -> mark(leq(X1, X2)) if(mark(X1), X2, X3) -> mark(if(X1, X2, X3)) diff(mark(X1), X2) -> mark(diff(X1, X2)) diff(X1, mark(X2)) -> mark(diff(X1, X2)) proper(p(X)) -> p(proper(X)) proper(0) -> ok(0) proper(s(X)) -> s(proper(X)) proper(leq(X1, X2)) -> leq(proper(X1), proper(X2)) proper(true) -> ok(true) proper(false) -> ok(false) proper(if(X1, X2, X3)) -> if(proper(X1), proper(X2), proper(X3)) proper(diff(X1, X2)) -> diff(proper(X1), proper(X2)) p(ok(X)) -> ok(p(X)) s(ok(X)) -> ok(s(X)) leq(ok(X1), ok(X2)) -> ok(leq(X1, X2)) if(ok(X1), ok(X2), ok(X3)) -> ok(if(X1, X2, X3)) diff(ok(X1), ok(X2)) -> ok(diff(X1, X2)) top(mark(X)) -> top(proper(X)) top(ok(X)) -> top(active(X)) S is empty. Rewrite Strategy: INNERMOST ---------------------------------------- (1) DerivationalComplexityToRuntimeComplexityProof (BOTH BOUNDS(ID, ID)) The following rules have been added to S to convert the given derivational complexity problem to a runtime complexity problem: encArg(0) -> 0 encArg(mark(x_1)) -> mark(encArg(x_1)) encArg(true) -> true encArg(false) -> false encArg(ok(x_1)) -> ok(encArg(x_1)) encArg(cons_active(x_1)) -> active(encArg(x_1)) encArg(cons_p(x_1)) -> p(encArg(x_1)) encArg(cons_s(x_1)) -> s(encArg(x_1)) encArg(cons_leq(x_1, x_2)) -> leq(encArg(x_1), encArg(x_2)) encArg(cons_if(x_1, x_2, x_3)) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encArg(cons_diff(x_1, x_2)) -> diff(encArg(x_1), encArg(x_2)) encArg(cons_proper(x_1)) -> proper(encArg(x_1)) encArg(cons_top(x_1)) -> top(encArg(x_1)) encode_active(x_1) -> active(encArg(x_1)) encode_p(x_1) -> p(encArg(x_1)) encode_0 -> 0 encode_mark(x_1) -> mark(encArg(x_1)) encode_s(x_1) -> s(encArg(x_1)) encode_leq(x_1, x_2) -> leq(encArg(x_1), encArg(x_2)) encode_true -> true encode_false -> false encode_if(x_1, x_2, x_3) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encode_diff(x_1, x_2) -> diff(encArg(x_1), encArg(x_2)) encode_proper(x_1) -> proper(encArg(x_1)) encode_ok(x_1) -> ok(encArg(x_1)) encode_top(x_1) -> top(encArg(x_1)) ---------------------------------------- (2) Obligation: The Runtime Complexity (innermost) of the given CpxRelTRS could be proven to be BOUNDS(n^1, INF). The TRS R consists of the following rules: active(p(0)) -> mark(0) active(p(s(X))) -> mark(X) active(leq(0, Y)) -> mark(true) active(leq(s(X), 0)) -> mark(false) active(leq(s(X), s(Y))) -> mark(leq(X, Y)) active(if(true, X, Y)) -> mark(X) active(if(false, X, Y)) -> mark(Y) active(diff(X, Y)) -> mark(if(leq(X, Y), 0, s(diff(p(X), Y)))) active(p(X)) -> p(active(X)) active(s(X)) -> s(active(X)) active(leq(X1, X2)) -> leq(active(X1), X2) active(leq(X1, X2)) -> leq(X1, active(X2)) active(if(X1, X2, X3)) -> if(active(X1), X2, X3) active(diff(X1, X2)) -> diff(active(X1), X2) active(diff(X1, X2)) -> diff(X1, active(X2)) p(mark(X)) -> mark(p(X)) s(mark(X)) -> mark(s(X)) leq(mark(X1), X2) -> mark(leq(X1, X2)) leq(X1, mark(X2)) -> mark(leq(X1, X2)) if(mark(X1), X2, X3) -> mark(if(X1, X2, X3)) diff(mark(X1), X2) -> mark(diff(X1, X2)) diff(X1, mark(X2)) -> mark(diff(X1, X2)) proper(p(X)) -> p(proper(X)) proper(0) -> ok(0) proper(s(X)) -> s(proper(X)) proper(leq(X1, X2)) -> leq(proper(X1), proper(X2)) proper(true) -> ok(true) proper(false) -> ok(false) proper(if(X1, X2, X3)) -> if(proper(X1), proper(X2), proper(X3)) proper(diff(X1, X2)) -> diff(proper(X1), proper(X2)) p(ok(X)) -> ok(p(X)) s(ok(X)) -> ok(s(X)) leq(ok(X1), ok(X2)) -> ok(leq(X1, X2)) if(ok(X1), ok(X2), ok(X3)) -> ok(if(X1, X2, X3)) diff(ok(X1), ok(X2)) -> ok(diff(X1, X2)) top(mark(X)) -> top(proper(X)) top(ok(X)) -> top(active(X)) The (relative) TRS S consists of the following rules: encArg(0) -> 0 encArg(mark(x_1)) -> mark(encArg(x_1)) encArg(true) -> true encArg(false) -> false encArg(ok(x_1)) -> ok(encArg(x_1)) encArg(cons_active(x_1)) -> active(encArg(x_1)) encArg(cons_p(x_1)) -> p(encArg(x_1)) encArg(cons_s(x_1)) -> s(encArg(x_1)) encArg(cons_leq(x_1, x_2)) -> leq(encArg(x_1), encArg(x_2)) encArg(cons_if(x_1, x_2, x_3)) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encArg(cons_diff(x_1, x_2)) -> diff(encArg(x_1), encArg(x_2)) encArg(cons_proper(x_1)) -> proper(encArg(x_1)) encArg(cons_top(x_1)) -> top(encArg(x_1)) encode_active(x_1) -> active(encArg(x_1)) encode_p(x_1) -> p(encArg(x_1)) encode_0 -> 0 encode_mark(x_1) -> mark(encArg(x_1)) encode_s(x_1) -> s(encArg(x_1)) encode_leq(x_1, x_2) -> leq(encArg(x_1), encArg(x_2)) encode_true -> true encode_false -> false encode_if(x_1, x_2, x_3) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encode_diff(x_1, x_2) -> diff(encArg(x_1), encArg(x_2)) encode_proper(x_1) -> proper(encArg(x_1)) encode_ok(x_1) -> ok(encArg(x_1)) encode_top(x_1) -> top(encArg(x_1)) Rewrite Strategy: INNERMOST ---------------------------------------- (3) SInnermostTerminationProof (BOTH CONCRETE BOUNDS(ID, ID)) proved innermost termination of relative rules ---------------------------------------- (4) Obligation: The Runtime Complexity (innermost) of the given CpxRelTRS could be proven to be BOUNDS(n^1, INF). The TRS R consists of the following rules: active(p(0)) -> mark(0) active(p(s(X))) -> mark(X) active(leq(0, Y)) -> mark(true) active(leq(s(X), 0)) -> mark(false) active(leq(s(X), s(Y))) -> mark(leq(X, Y)) active(if(true, X, Y)) -> mark(X) active(if(false, X, Y)) -> mark(Y) active(diff(X, Y)) -> mark(if(leq(X, Y), 0, s(diff(p(X), Y)))) active(p(X)) -> p(active(X)) active(s(X)) -> s(active(X)) active(leq(X1, X2)) -> leq(active(X1), X2) active(leq(X1, X2)) -> leq(X1, active(X2)) active(if(X1, X2, X3)) -> if(active(X1), X2, X3) active(diff(X1, X2)) -> diff(active(X1), X2) active(diff(X1, X2)) -> diff(X1, active(X2)) p(mark(X)) -> mark(p(X)) s(mark(X)) -> mark(s(X)) leq(mark(X1), X2) -> mark(leq(X1, X2)) leq(X1, mark(X2)) -> mark(leq(X1, X2)) if(mark(X1), X2, X3) -> mark(if(X1, X2, X3)) diff(mark(X1), X2) -> mark(diff(X1, X2)) diff(X1, mark(X2)) -> mark(diff(X1, X2)) proper(p(X)) -> p(proper(X)) proper(0) -> ok(0) proper(s(X)) -> s(proper(X)) proper(leq(X1, X2)) -> leq(proper(X1), proper(X2)) proper(true) -> ok(true) proper(false) -> ok(false) proper(if(X1, X2, X3)) -> if(proper(X1), proper(X2), proper(X3)) proper(diff(X1, X2)) -> diff(proper(X1), proper(X2)) p(ok(X)) -> ok(p(X)) s(ok(X)) -> ok(s(X)) leq(ok(X1), ok(X2)) -> ok(leq(X1, X2)) if(ok(X1), ok(X2), ok(X3)) -> ok(if(X1, X2, X3)) diff(ok(X1), ok(X2)) -> ok(diff(X1, X2)) top(mark(X)) -> top(proper(X)) top(ok(X)) -> top(active(X)) The (relative) TRS S consists of the following rules: encArg(0) -> 0 encArg(mark(x_1)) -> mark(encArg(x_1)) encArg(true) -> true encArg(false) -> false encArg(ok(x_1)) -> ok(encArg(x_1)) encArg(cons_active(x_1)) -> active(encArg(x_1)) encArg(cons_p(x_1)) -> p(encArg(x_1)) encArg(cons_s(x_1)) -> s(encArg(x_1)) encArg(cons_leq(x_1, x_2)) -> leq(encArg(x_1), encArg(x_2)) encArg(cons_if(x_1, x_2, x_3)) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encArg(cons_diff(x_1, x_2)) -> diff(encArg(x_1), encArg(x_2)) encArg(cons_proper(x_1)) -> proper(encArg(x_1)) encArg(cons_top(x_1)) -> top(encArg(x_1)) encode_active(x_1) -> active(encArg(x_1)) encode_p(x_1) -> p(encArg(x_1)) encode_0 -> 0 encode_mark(x_1) -> mark(encArg(x_1)) encode_s(x_1) -> s(encArg(x_1)) encode_leq(x_1, x_2) -> leq(encArg(x_1), encArg(x_2)) encode_true -> true encode_false -> false encode_if(x_1, x_2, x_3) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encode_diff(x_1, x_2) -> diff(encArg(x_1), encArg(x_2)) encode_proper(x_1) -> proper(encArg(x_1)) encode_ok(x_1) -> ok(encArg(x_1)) encode_top(x_1) -> top(encArg(x_1)) Rewrite Strategy: INNERMOST ---------------------------------------- (5) RenamingProof (BOTH BOUNDS(ID, ID)) Renamed function symbols to avoid clashes with predefined symbol. ---------------------------------------- (6) Obligation: The Runtime Complexity (innermost) of the given CpxRelTRS could be proven to be BOUNDS(n^1, INF). The TRS R consists of the following rules: active(p(0')) -> mark(0') active(p(s(X))) -> mark(X) active(leq(0', Y)) -> mark(true) active(leq(s(X), 0')) -> mark(false) active(leq(s(X), s(Y))) -> mark(leq(X, Y)) active(if(true, X, Y)) -> mark(X) active(if(false, X, Y)) -> mark(Y) active(diff(X, Y)) -> mark(if(leq(X, Y), 0', s(diff(p(X), Y)))) active(p(X)) -> p(active(X)) active(s(X)) -> s(active(X)) active(leq(X1, X2)) -> leq(active(X1), X2) active(leq(X1, X2)) -> leq(X1, active(X2)) active(if(X1, X2, X3)) -> if(active(X1), X2, X3) active(diff(X1, X2)) -> diff(active(X1), X2) active(diff(X1, X2)) -> diff(X1, active(X2)) p(mark(X)) -> mark(p(X)) s(mark(X)) -> mark(s(X)) leq(mark(X1), X2) -> mark(leq(X1, X2)) leq(X1, mark(X2)) -> mark(leq(X1, X2)) if(mark(X1), X2, X3) -> mark(if(X1, X2, X3)) diff(mark(X1), X2) -> mark(diff(X1, X2)) diff(X1, mark(X2)) -> mark(diff(X1, X2)) proper(p(X)) -> p(proper(X)) proper(0') -> ok(0') proper(s(X)) -> s(proper(X)) proper(leq(X1, X2)) -> leq(proper(X1), proper(X2)) proper(true) -> ok(true) proper(false) -> ok(false) proper(if(X1, X2, X3)) -> if(proper(X1), proper(X2), proper(X3)) proper(diff(X1, X2)) -> diff(proper(X1), proper(X2)) p(ok(X)) -> ok(p(X)) s(ok(X)) -> ok(s(X)) leq(ok(X1), ok(X2)) -> ok(leq(X1, X2)) if(ok(X1), ok(X2), ok(X3)) -> ok(if(X1, X2, X3)) diff(ok(X1), ok(X2)) -> ok(diff(X1, X2)) top(mark(X)) -> top(proper(X)) top(ok(X)) -> top(active(X)) The (relative) TRS S consists of the following rules: encArg(0') -> 0' encArg(mark(x_1)) -> mark(encArg(x_1)) encArg(true) -> true encArg(false) -> false encArg(ok(x_1)) -> ok(encArg(x_1)) encArg(cons_active(x_1)) -> active(encArg(x_1)) encArg(cons_p(x_1)) -> p(encArg(x_1)) encArg(cons_s(x_1)) -> s(encArg(x_1)) encArg(cons_leq(x_1, x_2)) -> leq(encArg(x_1), encArg(x_2)) encArg(cons_if(x_1, x_2, x_3)) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encArg(cons_diff(x_1, x_2)) -> diff(encArg(x_1), encArg(x_2)) encArg(cons_proper(x_1)) -> proper(encArg(x_1)) encArg(cons_top(x_1)) -> top(encArg(x_1)) encode_active(x_1) -> active(encArg(x_1)) encode_p(x_1) -> p(encArg(x_1)) encode_0 -> 0' encode_mark(x_1) -> mark(encArg(x_1)) encode_s(x_1) -> s(encArg(x_1)) encode_leq(x_1, x_2) -> leq(encArg(x_1), encArg(x_2)) encode_true -> true encode_false -> false encode_if(x_1, x_2, x_3) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encode_diff(x_1, x_2) -> diff(encArg(x_1), encArg(x_2)) encode_proper(x_1) -> proper(encArg(x_1)) encode_ok(x_1) -> ok(encArg(x_1)) encode_top(x_1) -> top(encArg(x_1)) Rewrite Strategy: INNERMOST ---------------------------------------- (7) TypeInferenceProof (BOTH BOUNDS(ID, ID)) Infered types. ---------------------------------------- (8) Obligation: Innermost TRS: Rules: active(p(0')) -> mark(0') active(p(s(X))) -> mark(X) active(leq(0', Y)) -> mark(true) active(leq(s(X), 0')) -> mark(false) active(leq(s(X), s(Y))) -> mark(leq(X, Y)) active(if(true, X, Y)) -> mark(X) active(if(false, X, Y)) -> mark(Y) active(diff(X, Y)) -> mark(if(leq(X, Y), 0', s(diff(p(X), Y)))) active(p(X)) -> p(active(X)) active(s(X)) -> s(active(X)) active(leq(X1, X2)) -> leq(active(X1), X2) active(leq(X1, X2)) -> leq(X1, active(X2)) active(if(X1, X2, X3)) -> if(active(X1), X2, X3) active(diff(X1, X2)) -> diff(active(X1), X2) active(diff(X1, X2)) -> diff(X1, active(X2)) p(mark(X)) -> mark(p(X)) s(mark(X)) -> mark(s(X)) leq(mark(X1), X2) -> mark(leq(X1, X2)) leq(X1, mark(X2)) -> mark(leq(X1, X2)) if(mark(X1), X2, X3) -> mark(if(X1, X2, X3)) diff(mark(X1), X2) -> mark(diff(X1, X2)) diff(X1, mark(X2)) -> mark(diff(X1, X2)) proper(p(X)) -> p(proper(X)) proper(0') -> ok(0') proper(s(X)) -> s(proper(X)) proper(leq(X1, X2)) -> leq(proper(X1), proper(X2)) proper(true) -> ok(true) proper(false) -> ok(false) proper(if(X1, X2, X3)) -> if(proper(X1), proper(X2), proper(X3)) proper(diff(X1, X2)) -> diff(proper(X1), proper(X2)) p(ok(X)) -> ok(p(X)) s(ok(X)) -> ok(s(X)) leq(ok(X1), ok(X2)) -> ok(leq(X1, X2)) if(ok(X1), ok(X2), ok(X3)) -> ok(if(X1, X2, X3)) diff(ok(X1), ok(X2)) -> ok(diff(X1, X2)) top(mark(X)) -> top(proper(X)) top(ok(X)) -> top(active(X)) encArg(0') -> 0' encArg(mark(x_1)) -> mark(encArg(x_1)) encArg(true) -> true encArg(false) -> false encArg(ok(x_1)) -> ok(encArg(x_1)) encArg(cons_active(x_1)) -> active(encArg(x_1)) encArg(cons_p(x_1)) -> p(encArg(x_1)) encArg(cons_s(x_1)) -> s(encArg(x_1)) encArg(cons_leq(x_1, x_2)) -> leq(encArg(x_1), encArg(x_2)) encArg(cons_if(x_1, x_2, x_3)) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encArg(cons_diff(x_1, x_2)) -> diff(encArg(x_1), encArg(x_2)) encArg(cons_proper(x_1)) -> proper(encArg(x_1)) encArg(cons_top(x_1)) -> top(encArg(x_1)) encode_active(x_1) -> active(encArg(x_1)) encode_p(x_1) -> p(encArg(x_1)) encode_0 -> 0' encode_mark(x_1) -> mark(encArg(x_1)) encode_s(x_1) -> s(encArg(x_1)) encode_leq(x_1, x_2) -> leq(encArg(x_1), encArg(x_2)) encode_true -> true encode_false -> false encode_if(x_1, x_2, x_3) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encode_diff(x_1, x_2) -> diff(encArg(x_1), encArg(x_2)) encode_proper(x_1) -> proper(encArg(x_1)) encode_ok(x_1) -> ok(encArg(x_1)) encode_top(x_1) -> top(encArg(x_1)) Types: active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top 0' :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top mark :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top true :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top false :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top ok :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encArg :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_0 :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_mark :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_true :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_false :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_ok :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top hole_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top1_4 :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4 :: Nat -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top ---------------------------------------- (9) OrderProof (LOWER BOUND(ID)) Heuristically decided to analyse the following defined symbols: active, leq, if, s, diff, p, proper, top, encArg They will be analysed ascendingly in the following order: leq < active if < active s < active diff < active p < active active < top active < encArg leq < proper leq < encArg if < proper if < encArg s < proper s < encArg diff < proper diff < encArg p < proper p < encArg proper < top proper < encArg top < encArg ---------------------------------------- (10) Obligation: Innermost TRS: Rules: active(p(0')) -> mark(0') active(p(s(X))) -> mark(X) active(leq(0', Y)) -> mark(true) active(leq(s(X), 0')) -> mark(false) active(leq(s(X), s(Y))) -> mark(leq(X, Y)) active(if(true, X, Y)) -> mark(X) active(if(false, X, Y)) -> mark(Y) active(diff(X, Y)) -> mark(if(leq(X, Y), 0', s(diff(p(X), Y)))) active(p(X)) -> p(active(X)) active(s(X)) -> s(active(X)) active(leq(X1, X2)) -> leq(active(X1), X2) active(leq(X1, X2)) -> leq(X1, active(X2)) active(if(X1, X2, X3)) -> if(active(X1), X2, X3) active(diff(X1, X2)) -> diff(active(X1), X2) active(diff(X1, X2)) -> diff(X1, active(X2)) p(mark(X)) -> mark(p(X)) s(mark(X)) -> mark(s(X)) leq(mark(X1), X2) -> mark(leq(X1, X2)) leq(X1, mark(X2)) -> mark(leq(X1, X2)) if(mark(X1), X2, X3) -> mark(if(X1, X2, X3)) diff(mark(X1), X2) -> mark(diff(X1, X2)) diff(X1, mark(X2)) -> mark(diff(X1, X2)) proper(p(X)) -> p(proper(X)) proper(0') -> ok(0') proper(s(X)) -> s(proper(X)) proper(leq(X1, X2)) -> leq(proper(X1), proper(X2)) proper(true) -> ok(true) proper(false) -> ok(false) proper(if(X1, X2, X3)) -> if(proper(X1), proper(X2), proper(X3)) proper(diff(X1, X2)) -> diff(proper(X1), proper(X2)) p(ok(X)) -> ok(p(X)) s(ok(X)) -> ok(s(X)) leq(ok(X1), ok(X2)) -> ok(leq(X1, X2)) if(ok(X1), ok(X2), ok(X3)) -> ok(if(X1, X2, X3)) diff(ok(X1), ok(X2)) -> ok(diff(X1, X2)) top(mark(X)) -> top(proper(X)) top(ok(X)) -> top(active(X)) encArg(0') -> 0' encArg(mark(x_1)) -> mark(encArg(x_1)) encArg(true) -> true encArg(false) -> false encArg(ok(x_1)) -> ok(encArg(x_1)) encArg(cons_active(x_1)) -> active(encArg(x_1)) encArg(cons_p(x_1)) -> p(encArg(x_1)) encArg(cons_s(x_1)) -> s(encArg(x_1)) encArg(cons_leq(x_1, x_2)) -> leq(encArg(x_1), encArg(x_2)) encArg(cons_if(x_1, x_2, x_3)) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encArg(cons_diff(x_1, x_2)) -> diff(encArg(x_1), encArg(x_2)) encArg(cons_proper(x_1)) -> proper(encArg(x_1)) encArg(cons_top(x_1)) -> top(encArg(x_1)) encode_active(x_1) -> active(encArg(x_1)) encode_p(x_1) -> p(encArg(x_1)) encode_0 -> 0' encode_mark(x_1) -> mark(encArg(x_1)) encode_s(x_1) -> s(encArg(x_1)) encode_leq(x_1, x_2) -> leq(encArg(x_1), encArg(x_2)) encode_true -> true encode_false -> false encode_if(x_1, x_2, x_3) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encode_diff(x_1, x_2) -> diff(encArg(x_1), encArg(x_2)) encode_proper(x_1) -> proper(encArg(x_1)) encode_ok(x_1) -> ok(encArg(x_1)) encode_top(x_1) -> top(encArg(x_1)) Types: active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top 0' :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top mark :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top true :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top false :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top ok :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encArg :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_0 :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_mark :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_true :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_false :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_ok :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top hole_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top1_4 :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4 :: Nat -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top Generator Equations: gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(0) <=> 0' gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(x, 1)) <=> mark(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(x)) The following defined symbols remain to be analysed: leq, active, if, s, diff, p, proper, top, encArg They will be analysed ascendingly in the following order: leq < active if < active s < active diff < active p < active active < top active < encArg leq < proper leq < encArg if < proper if < encArg s < proper s < encArg diff < proper diff < encArg p < proper p < encArg proper < top proper < encArg top < encArg ---------------------------------------- (11) RewriteLemmaProof (LOWER BOUND(ID)) Proved the following rewrite lemma: leq(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n4_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b)) -> *3_4, rt in Omega(n4_4) Induction Base: leq(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, 0)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b)) Induction Step: leq(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, +(n4_4, 1))), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b)) ->_R^Omega(1) mark(leq(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n4_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b))) ->_IH mark(*3_4) We have rt in Omega(n^1) and sz in O(n). Thus, we have irc_R in Omega(n). ---------------------------------------- (12) Complex Obligation (BEST) ---------------------------------------- (13) Obligation: Proved the lower bound n^1 for the following obligation: Innermost TRS: Rules: active(p(0')) -> mark(0') active(p(s(X))) -> mark(X) active(leq(0', Y)) -> mark(true) active(leq(s(X), 0')) -> mark(false) active(leq(s(X), s(Y))) -> mark(leq(X, Y)) active(if(true, X, Y)) -> mark(X) active(if(false, X, Y)) -> mark(Y) active(diff(X, Y)) -> mark(if(leq(X, Y), 0', s(diff(p(X), Y)))) active(p(X)) -> p(active(X)) active(s(X)) -> s(active(X)) active(leq(X1, X2)) -> leq(active(X1), X2) active(leq(X1, X2)) -> leq(X1, active(X2)) active(if(X1, X2, X3)) -> if(active(X1), X2, X3) active(diff(X1, X2)) -> diff(active(X1), X2) active(diff(X1, X2)) -> diff(X1, active(X2)) p(mark(X)) -> mark(p(X)) s(mark(X)) -> mark(s(X)) leq(mark(X1), X2) -> mark(leq(X1, X2)) leq(X1, mark(X2)) -> mark(leq(X1, X2)) if(mark(X1), X2, X3) -> mark(if(X1, X2, X3)) diff(mark(X1), X2) -> mark(diff(X1, X2)) diff(X1, mark(X2)) -> mark(diff(X1, X2)) proper(p(X)) -> p(proper(X)) proper(0') -> ok(0') proper(s(X)) -> s(proper(X)) proper(leq(X1, X2)) -> leq(proper(X1), proper(X2)) proper(true) -> ok(true) proper(false) -> ok(false) proper(if(X1, X2, X3)) -> if(proper(X1), proper(X2), proper(X3)) proper(diff(X1, X2)) -> diff(proper(X1), proper(X2)) p(ok(X)) -> ok(p(X)) s(ok(X)) -> ok(s(X)) leq(ok(X1), ok(X2)) -> ok(leq(X1, X2)) if(ok(X1), ok(X2), ok(X3)) -> ok(if(X1, X2, X3)) diff(ok(X1), ok(X2)) -> ok(diff(X1, X2)) top(mark(X)) -> top(proper(X)) top(ok(X)) -> top(active(X)) encArg(0') -> 0' encArg(mark(x_1)) -> mark(encArg(x_1)) encArg(true) -> true encArg(false) -> false encArg(ok(x_1)) -> ok(encArg(x_1)) encArg(cons_active(x_1)) -> active(encArg(x_1)) encArg(cons_p(x_1)) -> p(encArg(x_1)) encArg(cons_s(x_1)) -> s(encArg(x_1)) encArg(cons_leq(x_1, x_2)) -> leq(encArg(x_1), encArg(x_2)) encArg(cons_if(x_1, x_2, x_3)) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encArg(cons_diff(x_1, x_2)) -> diff(encArg(x_1), encArg(x_2)) encArg(cons_proper(x_1)) -> proper(encArg(x_1)) encArg(cons_top(x_1)) -> top(encArg(x_1)) encode_active(x_1) -> active(encArg(x_1)) encode_p(x_1) -> p(encArg(x_1)) encode_0 -> 0' encode_mark(x_1) -> mark(encArg(x_1)) encode_s(x_1) -> s(encArg(x_1)) encode_leq(x_1, x_2) -> leq(encArg(x_1), encArg(x_2)) encode_true -> true encode_false -> false encode_if(x_1, x_2, x_3) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encode_diff(x_1, x_2) -> diff(encArg(x_1), encArg(x_2)) encode_proper(x_1) -> proper(encArg(x_1)) encode_ok(x_1) -> ok(encArg(x_1)) encode_top(x_1) -> top(encArg(x_1)) Types: active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top 0' :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top mark :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top true :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top false :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top ok :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encArg :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_0 :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_mark :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_true :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_false :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_ok :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top hole_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top1_4 :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4 :: Nat -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top Generator Equations: gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(0) <=> 0' gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(x, 1)) <=> mark(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(x)) The following defined symbols remain to be analysed: leq, active, if, s, diff, p, proper, top, encArg They will be analysed ascendingly in the following order: leq < active if < active s < active diff < active p < active active < top active < encArg leq < proper leq < encArg if < proper if < encArg s < proper s < encArg diff < proper diff < encArg p < proper p < encArg proper < top proper < encArg top < encArg ---------------------------------------- (14) LowerBoundPropagationProof (FINISHED) Propagated lower bound. ---------------------------------------- (15) BOUNDS(n^1, INF) ---------------------------------------- (16) Obligation: Innermost TRS: Rules: active(p(0')) -> mark(0') active(p(s(X))) -> mark(X) active(leq(0', Y)) -> mark(true) active(leq(s(X), 0')) -> mark(false) active(leq(s(X), s(Y))) -> mark(leq(X, Y)) active(if(true, X, Y)) -> mark(X) active(if(false, X, Y)) -> mark(Y) active(diff(X, Y)) -> mark(if(leq(X, Y), 0', s(diff(p(X), Y)))) active(p(X)) -> p(active(X)) active(s(X)) -> s(active(X)) active(leq(X1, X2)) -> leq(active(X1), X2) active(leq(X1, X2)) -> leq(X1, active(X2)) active(if(X1, X2, X3)) -> if(active(X1), X2, X3) active(diff(X1, X2)) -> diff(active(X1), X2) active(diff(X1, X2)) -> diff(X1, active(X2)) p(mark(X)) -> mark(p(X)) s(mark(X)) -> mark(s(X)) leq(mark(X1), X2) -> mark(leq(X1, X2)) leq(X1, mark(X2)) -> mark(leq(X1, X2)) if(mark(X1), X2, X3) -> mark(if(X1, X2, X3)) diff(mark(X1), X2) -> mark(diff(X1, X2)) diff(X1, mark(X2)) -> mark(diff(X1, X2)) proper(p(X)) -> p(proper(X)) proper(0') -> ok(0') proper(s(X)) -> s(proper(X)) proper(leq(X1, X2)) -> leq(proper(X1), proper(X2)) proper(true) -> ok(true) proper(false) -> ok(false) proper(if(X1, X2, X3)) -> if(proper(X1), proper(X2), proper(X3)) proper(diff(X1, X2)) -> diff(proper(X1), proper(X2)) p(ok(X)) -> ok(p(X)) s(ok(X)) -> ok(s(X)) leq(ok(X1), ok(X2)) -> ok(leq(X1, X2)) if(ok(X1), ok(X2), ok(X3)) -> ok(if(X1, X2, X3)) diff(ok(X1), ok(X2)) -> ok(diff(X1, X2)) top(mark(X)) -> top(proper(X)) top(ok(X)) -> top(active(X)) encArg(0') -> 0' encArg(mark(x_1)) -> mark(encArg(x_1)) encArg(true) -> true encArg(false) -> false encArg(ok(x_1)) -> ok(encArg(x_1)) encArg(cons_active(x_1)) -> active(encArg(x_1)) encArg(cons_p(x_1)) -> p(encArg(x_1)) encArg(cons_s(x_1)) -> s(encArg(x_1)) encArg(cons_leq(x_1, x_2)) -> leq(encArg(x_1), encArg(x_2)) encArg(cons_if(x_1, x_2, x_3)) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encArg(cons_diff(x_1, x_2)) -> diff(encArg(x_1), encArg(x_2)) encArg(cons_proper(x_1)) -> proper(encArg(x_1)) encArg(cons_top(x_1)) -> top(encArg(x_1)) encode_active(x_1) -> active(encArg(x_1)) encode_p(x_1) -> p(encArg(x_1)) encode_0 -> 0' encode_mark(x_1) -> mark(encArg(x_1)) encode_s(x_1) -> s(encArg(x_1)) encode_leq(x_1, x_2) -> leq(encArg(x_1), encArg(x_2)) encode_true -> true encode_false -> false encode_if(x_1, x_2, x_3) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encode_diff(x_1, x_2) -> diff(encArg(x_1), encArg(x_2)) encode_proper(x_1) -> proper(encArg(x_1)) encode_ok(x_1) -> ok(encArg(x_1)) encode_top(x_1) -> top(encArg(x_1)) Types: active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top 0' :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top mark :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top true :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top false :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top ok :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encArg :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_0 :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_mark :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_true :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_false :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_ok :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top hole_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top1_4 :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4 :: Nat -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top Lemmas: leq(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n4_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b)) -> *3_4, rt in Omega(n4_4) Generator Equations: gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(0) <=> 0' gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(x, 1)) <=> mark(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(x)) The following defined symbols remain to be analysed: if, active, s, diff, p, proper, top, encArg They will be analysed ascendingly in the following order: if < active s < active diff < active p < active active < top active < encArg if < proper if < encArg s < proper s < encArg diff < proper diff < encArg p < proper p < encArg proper < top proper < encArg top < encArg ---------------------------------------- (17) RewriteLemmaProof (LOWER BOUND(ID)) Proved the following rewrite lemma: if(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n1772_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(c)) -> *3_4, rt in Omega(n1772_4) Induction Base: if(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, 0)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(c)) Induction Step: if(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, +(n1772_4, 1))), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(c)) ->_R^Omega(1) mark(if(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n1772_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(c))) ->_IH mark(*3_4) We have rt in Omega(n^1) and sz in O(n). Thus, we have irc_R in Omega(n). ---------------------------------------- (18) Obligation: Innermost TRS: Rules: active(p(0')) -> mark(0') active(p(s(X))) -> mark(X) active(leq(0', Y)) -> mark(true) active(leq(s(X), 0')) -> mark(false) active(leq(s(X), s(Y))) -> mark(leq(X, Y)) active(if(true, X, Y)) -> mark(X) active(if(false, X, Y)) -> mark(Y) active(diff(X, Y)) -> mark(if(leq(X, Y), 0', s(diff(p(X), Y)))) active(p(X)) -> p(active(X)) active(s(X)) -> s(active(X)) active(leq(X1, X2)) -> leq(active(X1), X2) active(leq(X1, X2)) -> leq(X1, active(X2)) active(if(X1, X2, X3)) -> if(active(X1), X2, X3) active(diff(X1, X2)) -> diff(active(X1), X2) active(diff(X1, X2)) -> diff(X1, active(X2)) p(mark(X)) -> mark(p(X)) s(mark(X)) -> mark(s(X)) leq(mark(X1), X2) -> mark(leq(X1, X2)) leq(X1, mark(X2)) -> mark(leq(X1, X2)) if(mark(X1), X2, X3) -> mark(if(X1, X2, X3)) diff(mark(X1), X2) -> mark(diff(X1, X2)) diff(X1, mark(X2)) -> mark(diff(X1, X2)) proper(p(X)) -> p(proper(X)) proper(0') -> ok(0') proper(s(X)) -> s(proper(X)) proper(leq(X1, X2)) -> leq(proper(X1), proper(X2)) proper(true) -> ok(true) proper(false) -> ok(false) proper(if(X1, X2, X3)) -> if(proper(X1), proper(X2), proper(X3)) proper(diff(X1, X2)) -> diff(proper(X1), proper(X2)) p(ok(X)) -> ok(p(X)) s(ok(X)) -> ok(s(X)) leq(ok(X1), ok(X2)) -> ok(leq(X1, X2)) if(ok(X1), ok(X2), ok(X3)) -> ok(if(X1, X2, X3)) diff(ok(X1), ok(X2)) -> ok(diff(X1, X2)) top(mark(X)) -> top(proper(X)) top(ok(X)) -> top(active(X)) encArg(0') -> 0' encArg(mark(x_1)) -> mark(encArg(x_1)) encArg(true) -> true encArg(false) -> false encArg(ok(x_1)) -> ok(encArg(x_1)) encArg(cons_active(x_1)) -> active(encArg(x_1)) encArg(cons_p(x_1)) -> p(encArg(x_1)) encArg(cons_s(x_1)) -> s(encArg(x_1)) encArg(cons_leq(x_1, x_2)) -> leq(encArg(x_1), encArg(x_2)) encArg(cons_if(x_1, x_2, x_3)) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encArg(cons_diff(x_1, x_2)) -> diff(encArg(x_1), encArg(x_2)) encArg(cons_proper(x_1)) -> proper(encArg(x_1)) encArg(cons_top(x_1)) -> top(encArg(x_1)) encode_active(x_1) -> active(encArg(x_1)) encode_p(x_1) -> p(encArg(x_1)) encode_0 -> 0' encode_mark(x_1) -> mark(encArg(x_1)) encode_s(x_1) -> s(encArg(x_1)) encode_leq(x_1, x_2) -> leq(encArg(x_1), encArg(x_2)) encode_true -> true encode_false -> false encode_if(x_1, x_2, x_3) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encode_diff(x_1, x_2) -> diff(encArg(x_1), encArg(x_2)) encode_proper(x_1) -> proper(encArg(x_1)) encode_ok(x_1) -> ok(encArg(x_1)) encode_top(x_1) -> top(encArg(x_1)) Types: active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top 0' :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top mark :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top true :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top false :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top ok :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encArg :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_0 :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_mark :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_true :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_false :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_ok :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top hole_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top1_4 :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4 :: Nat -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top Lemmas: leq(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n4_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b)) -> *3_4, rt in Omega(n4_4) if(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n1772_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(c)) -> *3_4, rt in Omega(n1772_4) Generator Equations: gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(0) <=> 0' gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(x, 1)) <=> mark(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(x)) The following defined symbols remain to be analysed: s, active, diff, p, proper, top, encArg They will be analysed ascendingly in the following order: s < active diff < active p < active active < top active < encArg s < proper s < encArg diff < proper diff < encArg p < proper p < encArg proper < top proper < encArg top < encArg ---------------------------------------- (19) RewriteLemmaProof (LOWER BOUND(ID)) Proved the following rewrite lemma: s(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n4981_4))) -> *3_4, rt in Omega(n4981_4) Induction Base: s(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, 0))) Induction Step: s(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, +(n4981_4, 1)))) ->_R^Omega(1) mark(s(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n4981_4)))) ->_IH mark(*3_4) We have rt in Omega(n^1) and sz in O(n). Thus, we have irc_R in Omega(n). ---------------------------------------- (20) Obligation: Innermost TRS: Rules: active(p(0')) -> mark(0') active(p(s(X))) -> mark(X) active(leq(0', Y)) -> mark(true) active(leq(s(X), 0')) -> mark(false) active(leq(s(X), s(Y))) -> mark(leq(X, Y)) active(if(true, X, Y)) -> mark(X) active(if(false, X, Y)) -> mark(Y) active(diff(X, Y)) -> mark(if(leq(X, Y), 0', s(diff(p(X), Y)))) active(p(X)) -> p(active(X)) active(s(X)) -> s(active(X)) active(leq(X1, X2)) -> leq(active(X1), X2) active(leq(X1, X2)) -> leq(X1, active(X2)) active(if(X1, X2, X3)) -> if(active(X1), X2, X3) active(diff(X1, X2)) -> diff(active(X1), X2) active(diff(X1, X2)) -> diff(X1, active(X2)) p(mark(X)) -> mark(p(X)) s(mark(X)) -> mark(s(X)) leq(mark(X1), X2) -> mark(leq(X1, X2)) leq(X1, mark(X2)) -> mark(leq(X1, X2)) if(mark(X1), X2, X3) -> mark(if(X1, X2, X3)) diff(mark(X1), X2) -> mark(diff(X1, X2)) diff(X1, mark(X2)) -> mark(diff(X1, X2)) proper(p(X)) -> p(proper(X)) proper(0') -> ok(0') proper(s(X)) -> s(proper(X)) proper(leq(X1, X2)) -> leq(proper(X1), proper(X2)) proper(true) -> ok(true) proper(false) -> ok(false) proper(if(X1, X2, X3)) -> if(proper(X1), proper(X2), proper(X3)) proper(diff(X1, X2)) -> diff(proper(X1), proper(X2)) p(ok(X)) -> ok(p(X)) s(ok(X)) -> ok(s(X)) leq(ok(X1), ok(X2)) -> ok(leq(X1, X2)) if(ok(X1), ok(X2), ok(X3)) -> ok(if(X1, X2, X3)) diff(ok(X1), ok(X2)) -> ok(diff(X1, X2)) top(mark(X)) -> top(proper(X)) top(ok(X)) -> top(active(X)) encArg(0') -> 0' encArg(mark(x_1)) -> mark(encArg(x_1)) encArg(true) -> true encArg(false) -> false encArg(ok(x_1)) -> ok(encArg(x_1)) encArg(cons_active(x_1)) -> active(encArg(x_1)) encArg(cons_p(x_1)) -> p(encArg(x_1)) encArg(cons_s(x_1)) -> s(encArg(x_1)) encArg(cons_leq(x_1, x_2)) -> leq(encArg(x_1), encArg(x_2)) encArg(cons_if(x_1, x_2, x_3)) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encArg(cons_diff(x_1, x_2)) -> diff(encArg(x_1), encArg(x_2)) encArg(cons_proper(x_1)) -> proper(encArg(x_1)) encArg(cons_top(x_1)) -> top(encArg(x_1)) encode_active(x_1) -> active(encArg(x_1)) encode_p(x_1) -> p(encArg(x_1)) encode_0 -> 0' encode_mark(x_1) -> mark(encArg(x_1)) encode_s(x_1) -> s(encArg(x_1)) encode_leq(x_1, x_2) -> leq(encArg(x_1), encArg(x_2)) encode_true -> true encode_false -> false encode_if(x_1, x_2, x_3) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encode_diff(x_1, x_2) -> diff(encArg(x_1), encArg(x_2)) encode_proper(x_1) -> proper(encArg(x_1)) encode_ok(x_1) -> ok(encArg(x_1)) encode_top(x_1) -> top(encArg(x_1)) Types: active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top 0' :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top mark :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top true :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top false :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top ok :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encArg :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_0 :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_mark :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_true :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_false :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_ok :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top hole_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top1_4 :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4 :: Nat -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top Lemmas: leq(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n4_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b)) -> *3_4, rt in Omega(n4_4) if(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n1772_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(c)) -> *3_4, rt in Omega(n1772_4) s(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n4981_4))) -> *3_4, rt in Omega(n4981_4) Generator Equations: gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(0) <=> 0' gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(x, 1)) <=> mark(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(x)) The following defined symbols remain to be analysed: diff, active, p, proper, top, encArg They will be analysed ascendingly in the following order: diff < active p < active active < top active < encArg diff < proper diff < encArg p < proper p < encArg proper < top proper < encArg top < encArg ---------------------------------------- (21) RewriteLemmaProof (LOWER BOUND(ID)) Proved the following rewrite lemma: diff(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n5977_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b)) -> *3_4, rt in Omega(n5977_4) Induction Base: diff(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, 0)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b)) Induction Step: diff(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, +(n5977_4, 1))), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b)) ->_R^Omega(1) mark(diff(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n5977_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b))) ->_IH mark(*3_4) We have rt in Omega(n^1) and sz in O(n). Thus, we have irc_R in Omega(n). ---------------------------------------- (22) Obligation: Innermost TRS: Rules: active(p(0')) -> mark(0') active(p(s(X))) -> mark(X) active(leq(0', Y)) -> mark(true) active(leq(s(X), 0')) -> mark(false) active(leq(s(X), s(Y))) -> mark(leq(X, Y)) active(if(true, X, Y)) -> mark(X) active(if(false, X, Y)) -> mark(Y) active(diff(X, Y)) -> mark(if(leq(X, Y), 0', s(diff(p(X), Y)))) active(p(X)) -> p(active(X)) active(s(X)) -> s(active(X)) active(leq(X1, X2)) -> leq(active(X1), X2) active(leq(X1, X2)) -> leq(X1, active(X2)) active(if(X1, X2, X3)) -> if(active(X1), X2, X3) active(diff(X1, X2)) -> diff(active(X1), X2) active(diff(X1, X2)) -> diff(X1, active(X2)) p(mark(X)) -> mark(p(X)) s(mark(X)) -> mark(s(X)) leq(mark(X1), X2) -> mark(leq(X1, X2)) leq(X1, mark(X2)) -> mark(leq(X1, X2)) if(mark(X1), X2, X3) -> mark(if(X1, X2, X3)) diff(mark(X1), X2) -> mark(diff(X1, X2)) diff(X1, mark(X2)) -> mark(diff(X1, X2)) proper(p(X)) -> p(proper(X)) proper(0') -> ok(0') proper(s(X)) -> s(proper(X)) proper(leq(X1, X2)) -> leq(proper(X1), proper(X2)) proper(true) -> ok(true) proper(false) -> ok(false) proper(if(X1, X2, X3)) -> if(proper(X1), proper(X2), proper(X3)) proper(diff(X1, X2)) -> diff(proper(X1), proper(X2)) p(ok(X)) -> ok(p(X)) s(ok(X)) -> ok(s(X)) leq(ok(X1), ok(X2)) -> ok(leq(X1, X2)) if(ok(X1), ok(X2), ok(X3)) -> ok(if(X1, X2, X3)) diff(ok(X1), ok(X2)) -> ok(diff(X1, X2)) top(mark(X)) -> top(proper(X)) top(ok(X)) -> top(active(X)) encArg(0') -> 0' encArg(mark(x_1)) -> mark(encArg(x_1)) encArg(true) -> true encArg(false) -> false encArg(ok(x_1)) -> ok(encArg(x_1)) encArg(cons_active(x_1)) -> active(encArg(x_1)) encArg(cons_p(x_1)) -> p(encArg(x_1)) encArg(cons_s(x_1)) -> s(encArg(x_1)) encArg(cons_leq(x_1, x_2)) -> leq(encArg(x_1), encArg(x_2)) encArg(cons_if(x_1, x_2, x_3)) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encArg(cons_diff(x_1, x_2)) -> diff(encArg(x_1), encArg(x_2)) encArg(cons_proper(x_1)) -> proper(encArg(x_1)) encArg(cons_top(x_1)) -> top(encArg(x_1)) encode_active(x_1) -> active(encArg(x_1)) encode_p(x_1) -> p(encArg(x_1)) encode_0 -> 0' encode_mark(x_1) -> mark(encArg(x_1)) encode_s(x_1) -> s(encArg(x_1)) encode_leq(x_1, x_2) -> leq(encArg(x_1), encArg(x_2)) encode_true -> true encode_false -> false encode_if(x_1, x_2, x_3) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encode_diff(x_1, x_2) -> diff(encArg(x_1), encArg(x_2)) encode_proper(x_1) -> proper(encArg(x_1)) encode_ok(x_1) -> ok(encArg(x_1)) encode_top(x_1) -> top(encArg(x_1)) Types: active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top 0' :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top mark :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top true :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top false :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top ok :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encArg :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_0 :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_mark :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_true :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_false :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_ok :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top hole_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top1_4 :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4 :: Nat -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top Lemmas: leq(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n4_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b)) -> *3_4, rt in Omega(n4_4) if(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n1772_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(c)) -> *3_4, rt in Omega(n1772_4) s(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n4981_4))) -> *3_4, rt in Omega(n4981_4) diff(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n5977_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b)) -> *3_4, rt in Omega(n5977_4) Generator Equations: gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(0) <=> 0' gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(x, 1)) <=> mark(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(x)) The following defined symbols remain to be analysed: p, active, proper, top, encArg They will be analysed ascendingly in the following order: p < active active < top active < encArg p < proper p < encArg proper < top proper < encArg top < encArg ---------------------------------------- (23) RewriteLemmaProof (LOWER BOUND(ID)) Proved the following rewrite lemma: p(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n8657_4))) -> *3_4, rt in Omega(n8657_4) Induction Base: p(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, 0))) Induction Step: p(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, +(n8657_4, 1)))) ->_R^Omega(1) mark(p(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n8657_4)))) ->_IH mark(*3_4) We have rt in Omega(n^1) and sz in O(n). Thus, we have irc_R in Omega(n). ---------------------------------------- (24) Obligation: Innermost TRS: Rules: active(p(0')) -> mark(0') active(p(s(X))) -> mark(X) active(leq(0', Y)) -> mark(true) active(leq(s(X), 0')) -> mark(false) active(leq(s(X), s(Y))) -> mark(leq(X, Y)) active(if(true, X, Y)) -> mark(X) active(if(false, X, Y)) -> mark(Y) active(diff(X, Y)) -> mark(if(leq(X, Y), 0', s(diff(p(X), Y)))) active(p(X)) -> p(active(X)) active(s(X)) -> s(active(X)) active(leq(X1, X2)) -> leq(active(X1), X2) active(leq(X1, X2)) -> leq(X1, active(X2)) active(if(X1, X2, X3)) -> if(active(X1), X2, X3) active(diff(X1, X2)) -> diff(active(X1), X2) active(diff(X1, X2)) -> diff(X1, active(X2)) p(mark(X)) -> mark(p(X)) s(mark(X)) -> mark(s(X)) leq(mark(X1), X2) -> mark(leq(X1, X2)) leq(X1, mark(X2)) -> mark(leq(X1, X2)) if(mark(X1), X2, X3) -> mark(if(X1, X2, X3)) diff(mark(X1), X2) -> mark(diff(X1, X2)) diff(X1, mark(X2)) -> mark(diff(X1, X2)) proper(p(X)) -> p(proper(X)) proper(0') -> ok(0') proper(s(X)) -> s(proper(X)) proper(leq(X1, X2)) -> leq(proper(X1), proper(X2)) proper(true) -> ok(true) proper(false) -> ok(false) proper(if(X1, X2, X3)) -> if(proper(X1), proper(X2), proper(X3)) proper(diff(X1, X2)) -> diff(proper(X1), proper(X2)) p(ok(X)) -> ok(p(X)) s(ok(X)) -> ok(s(X)) leq(ok(X1), ok(X2)) -> ok(leq(X1, X2)) if(ok(X1), ok(X2), ok(X3)) -> ok(if(X1, X2, X3)) diff(ok(X1), ok(X2)) -> ok(diff(X1, X2)) top(mark(X)) -> top(proper(X)) top(ok(X)) -> top(active(X)) encArg(0') -> 0' encArg(mark(x_1)) -> mark(encArg(x_1)) encArg(true) -> true encArg(false) -> false encArg(ok(x_1)) -> ok(encArg(x_1)) encArg(cons_active(x_1)) -> active(encArg(x_1)) encArg(cons_p(x_1)) -> p(encArg(x_1)) encArg(cons_s(x_1)) -> s(encArg(x_1)) encArg(cons_leq(x_1, x_2)) -> leq(encArg(x_1), encArg(x_2)) encArg(cons_if(x_1, x_2, x_3)) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encArg(cons_diff(x_1, x_2)) -> diff(encArg(x_1), encArg(x_2)) encArg(cons_proper(x_1)) -> proper(encArg(x_1)) encArg(cons_top(x_1)) -> top(encArg(x_1)) encode_active(x_1) -> active(encArg(x_1)) encode_p(x_1) -> p(encArg(x_1)) encode_0 -> 0' encode_mark(x_1) -> mark(encArg(x_1)) encode_s(x_1) -> s(encArg(x_1)) encode_leq(x_1, x_2) -> leq(encArg(x_1), encArg(x_2)) encode_true -> true encode_false -> false encode_if(x_1, x_2, x_3) -> if(encArg(x_1), encArg(x_2), encArg(x_3)) encode_diff(x_1, x_2) -> diff(encArg(x_1), encArg(x_2)) encode_proper(x_1) -> proper(encArg(x_1)) encode_ok(x_1) -> ok(encArg(x_1)) encode_top(x_1) -> top(encArg(x_1)) Types: active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top 0' :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top mark :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top true :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top false :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top ok :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encArg :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top cons_top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_active :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_p :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_0 :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_mark :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_s :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_leq :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_true :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_false :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_if :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_diff :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_proper :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_ok :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top encode_top :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top hole_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top1_4 :: 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4 :: Nat -> 0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top Lemmas: leq(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n4_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b)) -> *3_4, rt in Omega(n4_4) if(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n1772_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(c)) -> *3_4, rt in Omega(n1772_4) s(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n4981_4))) -> *3_4, rt in Omega(n4981_4) diff(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n5977_4)), gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(b)) -> *3_4, rt in Omega(n5977_4) p(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(1, n8657_4))) -> *3_4, rt in Omega(n8657_4) Generator Equations: gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(0) <=> 0' gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(x, 1)) <=> mark(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(x)) The following defined symbols remain to be analysed: active, proper, top, encArg They will be analysed ascendingly in the following order: active < top active < encArg proper < top proper < encArg top < encArg ---------------------------------------- (25) RewriteLemmaProof (LOWER BOUND(ID)) Proved the following rewrite lemma: encArg(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(n86276_4)) -> gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(n86276_4), rt in Omega(0) Induction Base: encArg(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(0)) ->_R^Omega(0) 0' Induction Step: encArg(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(+(n86276_4, 1))) ->_R^Omega(0) mark(encArg(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(n86276_4))) ->_IH mark(gen_0':mark:true:false:ok:cons_active:cons_p:cons_s:cons_leq:cons_if:cons_diff:cons_proper:cons_top2_4(c86277_4)) We have rt in Omega(1) and sz in O(n). Thus, we have irc_R in Omega(n^0). ---------------------------------------- (26) BOUNDS(1, INF)