1.17/1.34 YES 1.17/1.34 1.17/1.34 Problem 1: 1.17/1.34 1.17/1.34 (VAR v_NonEmpty:S x1:S) 1.17/1.34 (RULES 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 ) 1.17/1.34 1.17/1.34 Problem 1: 1.17/1.34 1.17/1.34 Dependency Pairs Processor: 1.17/1.34 -> Pairs: 1.17/1.34 A(a(x1:S)) -> B(x1:S) 1.17/1.34 B(a(x1:S)) -> A(b(x1:S)) 1.17/1.34 B(a(x1:S)) -> B(x1:S) 1.17/1.34 B(b(c(x1:S))) -> A(x1:S) 1.17/1.34 B(b(c(x1:S))) -> C(a(x1:S)) 1.17/1.34 B(b(x1:S)) -> A(a(a(x1:S))) 1.17/1.34 B(b(x1:S)) -> A(a(x1:S)) 1.17/1.34 B(b(x1:S)) -> A(x1:S) 1.17/1.34 C(a(x1:S)) -> A(c(x1:S)) 1.17/1.34 C(a(x1:S)) -> B(a(c(x1:S))) 1.17/1.34 C(a(x1:S)) -> C(x1:S) 1.17/1.34 -> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 1.17/1.34 Problem 1: 1.17/1.34 1.17/1.34 SCC Processor: 1.17/1.34 -> Pairs: 1.17/1.34 A(a(x1:S)) -> B(x1:S) 1.17/1.34 B(a(x1:S)) -> A(b(x1:S)) 1.17/1.34 B(a(x1:S)) -> B(x1:S) 1.17/1.34 B(b(c(x1:S))) -> A(x1:S) 1.17/1.34 B(b(c(x1:S))) -> C(a(x1:S)) 1.17/1.34 B(b(x1:S)) -> A(a(a(x1:S))) 1.17/1.34 B(b(x1:S)) -> A(a(x1:S)) 1.17/1.34 B(b(x1:S)) -> A(x1:S) 1.17/1.34 C(a(x1:S)) -> A(c(x1:S)) 1.17/1.34 C(a(x1:S)) -> B(a(c(x1:S))) 1.17/1.34 C(a(x1:S)) -> C(x1:S) 1.17/1.34 -> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 ->Strongly Connected Components: 1.17/1.34 ->->Cycle: 1.17/1.34 ->->-> Pairs: 1.17/1.34 A(a(x1:S)) -> B(x1:S) 1.17/1.34 B(a(x1:S)) -> A(b(x1:S)) 1.17/1.34 B(a(x1:S)) -> B(x1:S) 1.17/1.34 B(b(c(x1:S))) -> A(x1:S) 1.17/1.34 B(b(c(x1:S))) -> C(a(x1:S)) 1.17/1.34 B(b(x1:S)) -> A(a(a(x1:S))) 1.17/1.34 B(b(x1:S)) -> A(a(x1:S)) 1.17/1.34 B(b(x1:S)) -> A(x1:S) 1.17/1.34 C(a(x1:S)) -> A(c(x1:S)) 1.17/1.34 C(a(x1:S)) -> B(a(c(x1:S))) 1.17/1.34 C(a(x1:S)) -> C(x1:S) 1.17/1.34 ->->-> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 1.17/1.34 Problem 1: 1.17/1.34 1.17/1.34 Reduction Pair Processor: 1.17/1.34 -> Pairs: 1.17/1.34 A(a(x1:S)) -> B(x1:S) 1.17/1.34 B(a(x1:S)) -> A(b(x1:S)) 1.17/1.34 B(a(x1:S)) -> B(x1:S) 1.17/1.34 B(b(c(x1:S))) -> A(x1:S) 1.17/1.34 B(b(c(x1:S))) -> C(a(x1:S)) 1.17/1.34 B(b(x1:S)) -> A(a(a(x1:S))) 1.17/1.34 B(b(x1:S)) -> A(a(x1:S)) 1.17/1.34 B(b(x1:S)) -> A(x1:S) 1.17/1.34 C(a(x1:S)) -> A(c(x1:S)) 1.17/1.34 C(a(x1:S)) -> B(a(c(x1:S))) 1.17/1.34 C(a(x1:S)) -> C(x1:S) 1.17/1.34 -> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 -> Usable rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 ->Interpretation type: 1.17/1.34 Linear 1.17/1.34 ->Coefficients: 1.17/1.34 Natural Numbers 1.17/1.34 ->Dimension: 1.17/1.34 1 1.17/1.34 ->Bound: 1.17/1.34 2 1.17/1.34 ->Interpretation: 1.17/1.34 1.17/1.34 [a](X) = X 1.17/1.34 [b](X) = X 1.17/1.34 [c](X) = X + 1 1.17/1.34 [A](X) = 2.X 1.17/1.34 [B](X) = 2.X 1.17/1.34 [C](X) = 2.X + 2 1.17/1.34 1.17/1.34 Problem 1: 1.17/1.34 1.17/1.34 SCC Processor: 1.17/1.34 -> Pairs: 1.17/1.34 A(a(x1:S)) -> B(x1:S) 1.17/1.34 B(a(x1:S)) -> A(b(x1:S)) 1.17/1.34 B(a(x1:S)) -> B(x1:S) 1.17/1.34 B(b(c(x1:S))) -> C(a(x1:S)) 1.17/1.34 B(b(x1:S)) -> A(a(a(x1:S))) 1.17/1.34 B(b(x1:S)) -> A(a(x1:S)) 1.17/1.34 B(b(x1:S)) -> A(x1:S) 1.17/1.34 C(a(x1:S)) -> A(c(x1:S)) 1.17/1.34 C(a(x1:S)) -> B(a(c(x1:S))) 1.17/1.34 C(a(x1:S)) -> C(x1:S) 1.17/1.34 -> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 ->Strongly Connected Components: 1.17/1.34 ->->Cycle: 1.17/1.34 ->->-> Pairs: 1.17/1.34 A(a(x1:S)) -> B(x1:S) 1.17/1.34 B(a(x1:S)) -> A(b(x1:S)) 1.17/1.34 B(a(x1:S)) -> B(x1:S) 1.17/1.34 B(b(c(x1:S))) -> C(a(x1:S)) 1.17/1.34 B(b(x1:S)) -> A(a(a(x1:S))) 1.17/1.34 B(b(x1:S)) -> A(a(x1:S)) 1.17/1.34 B(b(x1:S)) -> A(x1:S) 1.17/1.34 C(a(x1:S)) -> A(c(x1:S)) 1.17/1.34 C(a(x1:S)) -> B(a(c(x1:S))) 1.17/1.34 C(a(x1:S)) -> C(x1:S) 1.17/1.34 ->->-> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 1.17/1.34 Problem 1: 1.17/1.34 1.17/1.34 Reduction Pair Processor: 1.17/1.34 -> Pairs: 1.17/1.34 A(a(x1:S)) -> B(x1:S) 1.17/1.34 B(a(x1:S)) -> A(b(x1:S)) 1.17/1.34 B(a(x1:S)) -> B(x1:S) 1.17/1.34 B(b(c(x1:S))) -> C(a(x1:S)) 1.17/1.34 B(b(x1:S)) -> A(a(a(x1:S))) 1.17/1.34 B(b(x1:S)) -> A(a(x1:S)) 1.17/1.34 B(b(x1:S)) -> A(x1:S) 1.17/1.34 C(a(x1:S)) -> A(c(x1:S)) 1.17/1.34 C(a(x1:S)) -> B(a(c(x1:S))) 1.17/1.34 C(a(x1:S)) -> C(x1:S) 1.17/1.34 -> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 -> Usable rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 ->Interpretation type: 1.17/1.34 Linear 1.17/1.34 ->Coefficients: 1.17/1.34 All rationals 1.17/1.34 ->Dimension: 1.17/1.34 1 1.17/1.34 ->Bound: 1.17/1.34 4 1.17/1.34 ->Interpretation: 1.17/1.34 1.17/1.34 [a](X) = X + 2 1.17/1.34 [b](X) = X + 3 1.17/1.34 [c](X) = 3.X 1.17/1.34 [A](X) = 4/3.X + 3/2 1.17/1.34 [B](X) = 4/3.X + 4 1.17/1.34 [C](X) = 4.X 1.17/1.34 1.17/1.34 Problem 1: 1.17/1.34 1.17/1.34 SCC Processor: 1.17/1.34 -> Pairs: 1.17/1.34 B(a(x1:S)) -> A(b(x1:S)) 1.17/1.34 B(a(x1:S)) -> B(x1:S) 1.17/1.34 B(b(c(x1:S))) -> C(a(x1:S)) 1.17/1.34 B(b(x1:S)) -> A(a(a(x1:S))) 1.17/1.34 B(b(x1:S)) -> A(a(x1:S)) 1.17/1.34 B(b(x1:S)) -> A(x1:S) 1.17/1.34 C(a(x1:S)) -> A(c(x1:S)) 1.17/1.34 C(a(x1:S)) -> B(a(c(x1:S))) 1.17/1.34 C(a(x1:S)) -> C(x1:S) 1.17/1.34 -> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 ->Strongly Connected Components: 1.17/1.34 ->->Cycle: 1.17/1.34 ->->-> Pairs: 1.17/1.34 B(a(x1:S)) -> B(x1:S) 1.17/1.34 B(b(c(x1:S))) -> C(a(x1:S)) 1.17/1.34 C(a(x1:S)) -> B(a(c(x1:S))) 1.17/1.34 C(a(x1:S)) -> C(x1:S) 1.17/1.34 ->->-> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 1.17/1.34 Problem 1: 1.17/1.34 1.17/1.34 Reduction Pair Processor: 1.17/1.34 -> Pairs: 1.17/1.34 B(a(x1:S)) -> B(x1:S) 1.17/1.34 B(b(c(x1:S))) -> C(a(x1:S)) 1.17/1.34 C(a(x1:S)) -> B(a(c(x1:S))) 1.17/1.34 C(a(x1:S)) -> C(x1:S) 1.17/1.34 -> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 -> Usable rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 ->Interpretation type: 1.17/1.34 Linear 1.17/1.34 ->Coefficients: 1.17/1.34 All rationals 1.17/1.34 ->Dimension: 1.17/1.34 1 1.17/1.34 ->Bound: 1.17/1.34 4 1.17/1.34 ->Interpretation: 1.17/1.34 1.17/1.34 [a](X) = X + 1/4 1.17/1.34 [b](X) = X + 1/2 1.17/1.34 [c](X) = 4.X + 2 1.17/1.34 [B](X) = X + 1/2 1.17/1.34 [C](X) = 4.X + 2 1.17/1.34 1.17/1.34 Problem 1: 1.17/1.34 1.17/1.34 SCC Processor: 1.17/1.34 -> Pairs: 1.17/1.34 B(b(c(x1:S))) -> C(a(x1:S)) 1.17/1.34 C(a(x1:S)) -> B(a(c(x1:S))) 1.17/1.34 C(a(x1:S)) -> C(x1:S) 1.17/1.34 -> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 ->Strongly Connected Components: 1.17/1.34 ->->Cycle: 1.17/1.34 ->->-> Pairs: 1.17/1.34 B(b(c(x1:S))) -> C(a(x1:S)) 1.17/1.34 C(a(x1:S)) -> B(a(c(x1:S))) 1.17/1.34 C(a(x1:S)) -> C(x1:S) 1.17/1.34 ->->-> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 1.17/1.34 Problem 1: 1.17/1.34 1.17/1.34 Reduction Pair Processor: 1.17/1.34 -> Pairs: 1.17/1.34 B(b(c(x1:S))) -> C(a(x1:S)) 1.17/1.34 C(a(x1:S)) -> B(a(c(x1:S))) 1.17/1.34 C(a(x1:S)) -> C(x1:S) 1.17/1.34 -> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 -> Usable rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 ->Interpretation type: 1.17/1.34 Linear 1.17/1.34 ->Coefficients: 1.17/1.34 All rationals 1.17/1.34 ->Dimension: 1.17/1.34 1 1.17/1.34 ->Bound: 1.17/1.34 4 1.17/1.34 ->Interpretation: 1.17/1.34 1.17/1.34 [a](X) = X + 2 1.17/1.34 [b](X) = X + 4 1.17/1.34 [c](X) = 4.X + 2/3 1.17/1.34 [B](X) = 1/3.X + 2 1.17/1.34 [C](X) = 4/3.X + 1/3 1.17/1.34 1.17/1.34 Problem 1: 1.17/1.34 1.17/1.34 SCC Processor: 1.17/1.34 -> Pairs: 1.17/1.34 C(a(x1:S)) -> B(a(c(x1:S))) 1.17/1.34 C(a(x1:S)) -> C(x1:S) 1.17/1.34 -> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 ->Strongly Connected Components: 1.17/1.34 ->->Cycle: 1.17/1.34 ->->-> Pairs: 1.17/1.34 C(a(x1:S)) -> C(x1:S) 1.17/1.34 ->->-> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 1.17/1.34 Problem 1: 1.17/1.34 1.17/1.34 Subterm Processor: 1.17/1.34 -> Pairs: 1.17/1.34 C(a(x1:S)) -> C(x1:S) 1.17/1.34 -> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 ->Projection: 1.17/1.34 pi(C) = 1 1.17/1.34 1.17/1.34 Problem 1: 1.17/1.34 1.17/1.34 SCC Processor: 1.17/1.34 -> Pairs: 1.17/1.34 Empty 1.17/1.34 -> Rules: 1.17/1.34 a(a(x1:S)) -> b(x1:S) 1.17/1.34 b(a(x1:S)) -> a(b(x1:S)) 1.17/1.34 b(b(c(x1:S))) -> c(a(x1:S)) 1.17/1.34 b(b(x1:S)) -> a(a(a(x1:S))) 1.17/1.34 c(a(x1:S)) -> b(a(c(x1:S))) 1.17/1.34 ->Strongly Connected Components: 1.17/1.34 There is no strongly connected component 1.17/1.34 1.17/1.34 The problem is finite. 1.17/1.34 EOF