7.18/2.19	YES
7.18/2.19	
7.18/2.19	Problem:
7.18/2.19	 a(b(c(x1))) -> c(b(a(x1)))
7.18/2.19	 C(B(A(x1))) -> A(B(C(x1)))
7.18/2.19	 b(a(C(x1))) -> C(a(b(x1)))
7.18/2.19	 c(A(B(x1))) -> B(A(c(x1)))
7.18/2.19	 A(c(b(x1))) -> b(c(A(x1)))
7.18/2.19	 B(C(a(x1))) -> a(C(B(x1)))
7.18/2.19	 a(A(x1)) -> x1
7.18/2.19	 A(a(x1)) -> x1
7.18/2.19	 b(B(x1)) -> x1
7.18/2.19	 B(b(x1)) -> x1
7.18/2.19	 c(C(x1)) -> x1
7.18/2.19	 C(c(x1)) -> x1
7.18/2.19	
7.18/2.19	Proof:
7.18/2.19	 Matrix Interpretation Processor: dim=1
7.18/2.19	  
7.18/2.19	  interpretation:
7.18/2.19	   [C](x0) = x0 + 2,
7.18/2.19	   
7.18/2.19	   [B](x0) = x0 + 1,
7.18/2.19	   
7.18/2.19	   [A](x0) = x0 + 3,
7.18/2.19	   
7.18/2.19	   [a](x0) = x0 + 10,
7.18/2.19	   
7.18/2.19	   [b](x0) = x0,
7.18/2.19	   
7.18/2.19	   [c](x0) = x0 + 5
7.18/2.19	  orientation:
7.18/2.19	   a(b(c(x1))) = x1 + 15 >= x1 + 15 = c(b(a(x1)))
7.18/2.19	   
7.18/2.19	   C(B(A(x1))) = x1 + 6 >= x1 + 6 = A(B(C(x1)))
7.18/2.19	   
7.18/2.19	   b(a(C(x1))) = x1 + 12 >= x1 + 12 = C(a(b(x1)))
7.18/2.19	   
7.18/2.19	   c(A(B(x1))) = x1 + 9 >= x1 + 9 = B(A(c(x1)))
7.18/2.19	   
7.18/2.19	   A(c(b(x1))) = x1 + 8 >= x1 + 8 = b(c(A(x1)))
7.18/2.19	   
7.18/2.19	   B(C(a(x1))) = x1 + 13 >= x1 + 13 = a(C(B(x1)))
7.18/2.19	   
7.18/2.19	   a(A(x1)) = x1 + 13 >= x1 = x1
7.18/2.19	   
7.18/2.19	   A(a(x1)) = x1 + 13 >= x1 = x1
7.18/2.19	   
7.18/2.19	   b(B(x1)) = x1 + 1 >= x1 = x1
7.18/2.19	   
7.18/2.19	   B(b(x1)) = x1 + 1 >= x1 = x1
7.18/2.19	   
7.18/2.19	   c(C(x1)) = x1 + 7 >= x1 = x1
7.18/2.19	   
7.18/2.19	   C(c(x1)) = x1 + 7 >= x1 = x1
7.18/2.19	  problem:
7.18/2.19	   a(b(c(x1))) -> c(b(a(x1)))
7.18/2.19	   C(B(A(x1))) -> A(B(C(x1)))
7.18/2.19	   b(a(C(x1))) -> C(a(b(x1)))
7.18/2.19	   c(A(B(x1))) -> B(A(c(x1)))
7.18/2.19	   A(c(b(x1))) -> b(c(A(x1)))
7.18/2.19	   B(C(a(x1))) -> a(C(B(x1)))
7.18/2.19	  String Reversal Processor:
7.18/2.19	   c(b(a(x1))) -> a(b(c(x1)))
7.18/2.19	   A(B(C(x1))) -> C(B(A(x1)))
7.18/2.19	   C(a(b(x1))) -> b(a(C(x1)))
7.18/2.19	   B(A(c(x1))) -> c(A(B(x1)))
7.18/2.19	   b(c(A(x1))) -> A(c(b(x1)))
7.18/2.19	   a(C(B(x1))) -> B(C(a(x1)))
7.18/2.19	   Bounds Processor:
7.18/2.19	    bound: 0
7.18/2.19	    enrichment: match
7.18/2.19	    automaton:
7.18/2.19	     final states: {17,14,11,8,5,1}
7.18/2.19	     transitions:
7.18/2.19	      f60() -> 2*
7.18/2.19	      a0(2) -> 18*
7.18/2.19	      a0(9) -> 10*
7.18/2.19	      a0(4) -> 1*
7.18/2.19	      b0(10) -> 8*
7.18/2.19	      b0(2) -> 15*
7.18/2.19	      b0(3) -> 4*
7.18/2.19	      c0(15) -> 16*
7.18/2.19	      c0(2) -> 3*
7.18/2.19	      c0(13) -> 11*
7.18/2.19	      C0(7) -> 5*
7.18/2.19	      C0(2) -> 9*
7.18/2.19	      C0(18) -> 19*
7.18/2.19	      B0(2) -> 12*
7.18/2.19	      B0(19) -> 17*
7.18/2.19	      B0(6) -> 7*
7.18/2.19	      A0(12) -> 13*
7.18/2.19	      A0(2) -> 6*
7.18/2.19	      A0(16) -> 14*
7.18/2.19	      1 -> 3,16
7.18/2.19	      5 -> 6,13
7.18/2.19	      8 -> 9,19
7.18/2.19	      11 -> 12,7
7.18/2.19	      14 -> 15,4
7.18/2.19	      17 -> 18,10
7.18/2.19	    problem:
7.18/2.19	     
7.18/2.19	    Qed
7.18/2.20	EOF