YES Problem: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(1(1(x1)))) -> 0(0(0(1(x1)))) Proof: DP Processor: DPs: 0#(0(0(0(x1)))) -> 1#(x1) 0#(0(0(0(x1)))) -> 1#(1(x1)) 0#(0(0(0(x1)))) -> 1#(1(1(x1))) 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) 1#(0(1(1(x1)))) -> 0#(1(x1)) 1#(0(1(1(x1)))) -> 0#(0(1(x1))) 1#(0(1(1(x1)))) -> 0#(0(0(1(x1)))) TRS: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(1(1(x1)))) -> 0(0(0(1(x1)))) TDG Processor: DPs: 0#(0(0(0(x1)))) -> 1#(x1) 0#(0(0(0(x1)))) -> 1#(1(x1)) 0#(0(0(0(x1)))) -> 1#(1(1(x1))) 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) 1#(0(1(1(x1)))) -> 0#(1(x1)) 1#(0(1(1(x1)))) -> 0#(0(1(x1))) 1#(0(1(1(x1)))) -> 0#(0(0(1(x1)))) TRS: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(1(1(x1)))) -> 0(0(0(1(x1)))) graph: 1#(0(1(1(x1)))) -> 0#(1(x1)) -> 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) 1#(0(1(1(x1)))) -> 0#(1(x1)) -> 0#(0(0(0(x1)))) -> 1#(1(1(x1))) 1#(0(1(1(x1)))) -> 0#(1(x1)) -> 0#(0(0(0(x1)))) -> 1#(1(x1)) 1#(0(1(1(x1)))) -> 0#(1(x1)) -> 0#(0(0(0(x1)))) -> 1#(x1) 1#(0(1(1(x1)))) -> 0#(0(1(x1))) -> 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) 1#(0(1(1(x1)))) -> 0#(0(1(x1))) -> 0#(0(0(0(x1)))) -> 1#(1(1(x1))) 1#(0(1(1(x1)))) -> 0#(0(1(x1))) -> 0#(0(0(0(x1)))) -> 1#(1(x1)) 1#(0(1(1(x1)))) -> 0#(0(1(x1))) -> 0#(0(0(0(x1)))) -> 1#(x1) 1#(0(1(1(x1)))) -> 0#(0(0(1(x1)))) -> 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) 1#(0(1(1(x1)))) -> 0#(0(0(1(x1)))) -> 0#(0(0(0(x1)))) -> 1#(1(1(x1))) 1#(0(1(1(x1)))) -> 0#(0(0(1(x1)))) -> 0#(0(0(0(x1)))) -> 1#(1(x1)) 1#(0(1(1(x1)))) -> 0#(0(0(1(x1)))) -> 0#(0(0(0(x1)))) -> 1#(x1) 0#(0(0(0(x1)))) -> 1#(1(1(x1))) -> 1#(0(1(1(x1)))) -> 0#(0(0(1(x1)))) 0#(0(0(0(x1)))) -> 1#(1(1(x1))) -> 1#(0(1(1(x1)))) -> 0#(0(1(x1))) 0#(0(0(0(x1)))) -> 1#(1(1(x1))) -> 1#(0(1(1(x1)))) -> 0#(1(x1)) 0#(0(0(0(x1)))) -> 1#(1(x1)) -> 1#(0(1(1(x1)))) -> 0#(0(0(1(x1)))) 0#(0(0(0(x1)))) -> 1#(1(x1)) -> 1#(0(1(1(x1)))) -> 0#(0(1(x1))) 0#(0(0(0(x1)))) -> 1#(1(x1)) -> 1#(0(1(1(x1)))) -> 0#(1(x1)) 0#(0(0(0(x1)))) -> 1#(x1) -> 1#(0(1(1(x1)))) -> 0#(0(0(1(x1)))) 0#(0(0(0(x1)))) -> 1#(x1) -> 1#(0(1(1(x1)))) -> 0#(0(1(x1))) 0#(0(0(0(x1)))) -> 1#(x1) -> 1#(0(1(1(x1)))) -> 0#(1(x1)) 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) -> 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) -> 0#(0(0(0(x1)))) -> 1#(1(1(x1))) 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) -> 0#(0(0(0(x1)))) -> 1#(1(x1)) 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) -> 0#(0(0(0(x1)))) -> 1#(x1) Arctic Interpretation Processor: dimension: 1 usable rules: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(1(1(x1)))) -> 0(0(0(1(x1)))) interpretation: [1#](x0) = x0, [0#](x0) = x0, [1](x0) = 4x0, [0](x0) = 4x0 orientation: 0#(0(0(0(x1)))) = 12x1 >= x1 = 1#(x1) 0#(0(0(0(x1)))) = 12x1 >= 4x1 = 1#(1(x1)) 0#(0(0(0(x1)))) = 12x1 >= 8x1 = 1#(1(1(x1))) 0#(0(0(0(x1)))) = 12x1 >= 12x1 = 0#(1(1(1(x1)))) 1#(0(1(1(x1)))) = 12x1 >= 4x1 = 0#(1(x1)) 1#(0(1(1(x1)))) = 12x1 >= 8x1 = 0#(0(1(x1))) 1#(0(1(1(x1)))) = 12x1 >= 12x1 = 0#(0(0(1(x1)))) 0(0(0(0(x1)))) = 16x1 >= 16x1 = 0(1(1(1(x1)))) 1(0(1(1(x1)))) = 16x1 >= 16x1 = 0(0(0(1(x1)))) problem: DPs: 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) 1#(0(1(1(x1)))) -> 0#(0(0(1(x1)))) TRS: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(1(1(x1)))) -> 0(0(0(1(x1)))) Restore Modifier: DPs: 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) 1#(0(1(1(x1)))) -> 0#(0(0(1(x1)))) TRS: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(1(1(x1)))) -> 0(0(0(1(x1)))) EDG Processor: DPs: 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) 1#(0(1(1(x1)))) -> 0#(0(0(1(x1)))) TRS: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(1(1(x1)))) -> 0(0(0(1(x1)))) graph: 1#(0(1(1(x1)))) -> 0#(0(0(1(x1)))) -> 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) -> 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) SCC Processor: #sccs: 1 #rules: 1 #arcs: 2/4 DPs: 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) TRS: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(1(1(x1)))) -> 0(0(0(1(x1)))) Arctic Interpretation Processor: dimension: 3 usable rules: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(1(1(x1)))) -> 0(0(0(1(x1)))) interpretation: [0#](x0) = [0 0 0]x0, [0 0 0] [1](x0) = [0 0 0]x0 [0 0 0] , [0 -& 0 ] [-&] [0](x0) = [1 0 0 ]x0 + [0 ] [0 0 -&] [-&] orientation: 0#(0(0(0(x1)))) = [1 1 1]x1 + [0] >= [0 0 0]x1 = 0#(1(1(1(x1)))) [1 0 1] [0] [0 0 0] [-&] 0(0(0(0(x1)))) = [2 1 1]x1 + [1] >= [1 1 1]x1 + [0 ] = 0(1(1(1(x1)))) [1 1 1] [0] [0 0 0] [-&] [1 1 1] [0] [1 1 1] [0] 1(0(1(1(x1)))) = [1 1 1]x1 + [0] >= [1 1 1]x1 + [0] = 0(0(0(1(x1)))) [1 1 1] [0] [1 1 1] [0] problem: DPs: TRS: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(1(1(x1)))) -> 0(0(0(1(x1)))) Qed