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 interpretation: [1#](x0) = 1x0, [0#](x0) = 1x0, [1](x0) = 1x0, [0](x0) = 1x0 orientation: 0#(0(0(0(x1)))) = 4x1 >= 1x1 = 1#(x1) 0#(0(0(0(x1)))) = 4x1 >= 2x1 = 1#(1(x1)) 0#(0(0(0(x1)))) = 4x1 >= 3x1 = 1#(1(1(x1))) 0#(0(0(0(x1)))) = 4x1 >= 4x1 = 0#(1(1(1(x1)))) 1#(0(1(1(x1)))) = 4x1 >= 2x1 = 0#(1(x1)) 1#(0(1(1(x1)))) = 4x1 >= 3x1 = 0#(0(1(x1))) 1#(0(1(1(x1)))) = 4x1 >= 4x1 = 0#(0(0(1(x1)))) 0(0(0(0(x1)))) = 4x1 >= 4x1 = 0(1(1(1(x1)))) 1(0(1(1(x1)))) = 4x1 >= 4x1 = 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)))) 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 interpretation: [0#](x0) = [0 0 0]x0 + [0], [0 0 0] [0 ] [1](x0) = [0 0 0]x0 + [-&] [0 0 0] [1 ], [0 0 0 ] [1] [0](x0) = [-& 0 1 ]x0 + [0] [0 -& 0 ] [1] orientation: 0#(0(0(0(x1)))) = [1 1 1]x1 + [2] >= [0 0 0]x1 + [1] = 0#(1(1(1(x1)))) [1 1 1] [2] [0 0 0] [1] 0(0(0(0(x1)))) = [1 1 2]x1 + [2] >= [1 1 1]x1 + [2] = 0(1(1(1(x1)))) [1 0 1] [2] [0 0 0] [1] [1 1 1] [2] [1 1 1] [2] 1(0(1(1(x1)))) = [1 1 1]x1 + [2] >= [1 1 1]x1 + [2] = 0(0(0(1(x1)))) [1 1 1] [2] [1 1 1] [2] problem: DPs: TRS: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(1(1(x1)))) -> 0(0(0(1(x1)))) Qed