3.11/1.70 YES 3.34/1.71 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 3.34/1.71 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.34/1.71 3.34/1.71 3.34/1.71 Termination w.r.t. Q of the given QTRS could be proven: 3.34/1.71 3.34/1.71 (0) QTRS 3.34/1.71 (1) RFCMatchBoundsTRSProof [EQUIVALENT, 0 ms] 3.34/1.71 (2) YES 3.34/1.71 3.34/1.71 3.34/1.71 ---------------------------------------- 3.34/1.71 3.34/1.71 (0) 3.34/1.71 Obligation: 3.34/1.71 Q restricted rewrite system: 3.34/1.71 The TRS R consists of the following rules: 3.34/1.71 3.34/1.71 active(f(f(a))) -> mark(f(g(f(a)))) 3.34/1.71 mark(f(X)) -> active(f(X)) 3.34/1.71 mark(a) -> active(a) 3.34/1.71 mark(g(X)) -> active(g(mark(X))) 3.34/1.71 f(mark(X)) -> f(X) 3.34/1.71 f(active(X)) -> f(X) 3.34/1.71 g(mark(X)) -> g(X) 3.34/1.71 g(active(X)) -> g(X) 3.34/1.71 3.34/1.71 The set Q consists of the following terms: 3.34/1.71 3.34/1.71 active(f(f(a))) 3.34/1.71 mark(f(x0)) 3.34/1.71 mark(a) 3.34/1.71 mark(g(x0)) 3.34/1.71 f(mark(x0)) 3.34/1.71 f(active(x0)) 3.34/1.71 g(mark(x0)) 3.34/1.71 g(active(x0)) 3.34/1.71 3.34/1.71 3.34/1.71 ---------------------------------------- 3.34/1.71 3.34/1.71 (1) RFCMatchBoundsTRSProof (EQUIVALENT) 3.34/1.71 Termination of the TRS R could be shown with a Match Bound [MATCHBOUNDS1,MATCHBOUNDS2] of 2. This implies Q-termination of R. 3.34/1.71 The following rules were used to construct the certificate: 3.34/1.71 3.34/1.71 active(f(f(a))) -> mark(f(g(f(a)))) 3.34/1.71 mark(f(X)) -> active(f(X)) 3.34/1.71 mark(a) -> active(a) 3.34/1.71 mark(g(X)) -> active(g(mark(X))) 3.34/1.71 f(mark(X)) -> f(X) 3.34/1.71 f(active(X)) -> f(X) 3.34/1.71 g(mark(X)) -> g(X) 3.34/1.71 g(active(X)) -> g(X) 3.34/1.71 3.34/1.71 The certificate found is represented by the following graph. 3.34/1.71 The certificate consists of the following enumerated nodes: 3.34/1.71 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17 3.34/1.71 3.34/1.71 Node 1 is start node and node 2 is final node. 3.34/1.71 3.34/1.71 Those nodes are connected through the following edges: 3.34/1.71 3.34/1.71 * 1 to 3 labelled mark_1(0)* 1 to 7 labelled active_1(0)* 1 to 6 labelled active_1(0)* 1 to 8 labelled active_1(0)* 1 to 2 labelled f_1(0), g_1(0), f_1(1), g_1(1)* 1 to 10 labelled active_1(1)* 1 to 13 labelled mark_1(1)* 1 to 17 labelled active_1(2)* 2 to 2 labelled #_1(0)* 3 to 4 labelled f_1(0)* 4 to 5 labelled g_1(0)* 5 to 6 labelled f_1(0)* 6 to 2 labelled a(0)* 7 to 2 labelled f_1(0), f_1(1), a(1)* 8 to 9 labelled g_1(0)* 8 to 2 labelled g_1(1)* 8 to 7 labelled g_1(1)* 8 to 11 labelled g_1(1)* 8 to 13 labelled g_1(1)* 8 to 17 labelled g_1(1)* 9 to 2 labelled mark_1(0)* 9 to 7 labelled active_1(1)* 9 to 11 labelled active_1(1)* 9 to 13 labelled mark_1(1)* 9 to 17 labelled active_1(2)* 10 to 4 labelled f_1(1)* 11 to 12 labelled g_1(1)* 11 to 2 labelled g_1(2), g_1(1)* 11 to 7 labelled g_1(2)* 11 to 11 labelled g_1(2)* 11 to 13 labelled g_1(2)* 11 to 17 labelled g_1(2)* 12 to 2 labelled mark_1(1)* 12 to 7 labelled active_1(1)* 12 to 11 labelled active_1(1)* 12 to 13 labelled mark_1(1)* 12 to 17 labelled active_1(2)* 13 to 14 labelled f_1(1)* 14 to 15 labelled g_1(1)* 15 to 16 labelled f_1(1)* 16 to 2 labelled a(1)* 17 to 14 labelled f_1(2) 3.34/1.71 3.34/1.71 3.34/1.71 ---------------------------------------- 3.34/1.71 3.34/1.71 (2) 3.34/1.71 YES 3.34/1.74 EOF