YES Problem: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(0(1(x1)))) -> 0(0(0(0(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(0(1(x1)))) -> 0#(x1) 1#(0(0(1(x1)))) -> 0#(0(x1)) 1#(0(0(1(x1)))) -> 0#(0(0(x1))) 1#(0(0(1(x1)))) -> 0#(0(0(0(x1)))) TRS: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(0(1(x1)))) -> 0(0(0(0(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(0(1(x1)))) -> 0#(x1) 1#(0(0(1(x1)))) -> 0#(0(x1)) 1#(0(0(1(x1)))) -> 0#(0(0(x1))) 1#(0(0(1(x1)))) -> 0#(0(0(0(x1)))) TRS: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(0(1(x1)))) -> 0(0(0(0(x1)))) graph: 1#(0(0(1(x1)))) -> 0#(0(0(0(x1)))) -> 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) 1#(0(0(1(x1)))) -> 0#(0(0(0(x1)))) -> 0#(0(0(0(x1)))) -> 1#(1(1(x1))) 1#(0(0(1(x1)))) -> 0#(0(0(0(x1)))) -> 0#(0(0(0(x1)))) -> 1#(1(x1)) 1#(0(0(1(x1)))) -> 0#(0(0(0(x1)))) -> 0#(0(0(0(x1)))) -> 1#(x1) 1#(0(0(1(x1)))) -> 0#(0(0(x1))) -> 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) 1#(0(0(1(x1)))) -> 0#(0(0(x1))) -> 0#(0(0(0(x1)))) -> 1#(1(1(x1))) 1#(0(0(1(x1)))) -> 0#(0(0(x1))) -> 0#(0(0(0(x1)))) -> 1#(1(x1)) 1#(0(0(1(x1)))) -> 0#(0(0(x1))) -> 0#(0(0(0(x1)))) -> 1#(x1) 1#(0(0(1(x1)))) -> 0#(0(x1)) -> 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) 1#(0(0(1(x1)))) -> 0#(0(x1)) -> 0#(0(0(0(x1)))) -> 1#(1(1(x1))) 1#(0(0(1(x1)))) -> 0#(0(x1)) -> 0#(0(0(0(x1)))) -> 1#(1(x1)) 1#(0(0(1(x1)))) -> 0#(0(x1)) -> 0#(0(0(0(x1)))) -> 1#(x1) 1#(0(0(1(x1)))) -> 0#(x1) -> 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) 1#(0(0(1(x1)))) -> 0#(x1) -> 0#(0(0(0(x1)))) -> 1#(1(1(x1))) 1#(0(0(1(x1)))) -> 0#(x1) -> 0#(0(0(0(x1)))) -> 1#(1(x1)) 1#(0(0(1(x1)))) -> 0#(x1) -> 0#(0(0(0(x1)))) -> 1#(x1) 0#(0(0(0(x1)))) -> 1#(1(1(x1))) -> 1#(0(0(1(x1)))) -> 0#(0(0(0(x1)))) 0#(0(0(0(x1)))) -> 1#(1(1(x1))) -> 1#(0(0(1(x1)))) -> 0#(0(0(x1))) 0#(0(0(0(x1)))) -> 1#(1(1(x1))) -> 1#(0(0(1(x1)))) -> 0#(0(x1)) 0#(0(0(0(x1)))) -> 1#(1(1(x1))) -> 1#(0(0(1(x1)))) -> 0#(x1) 0#(0(0(0(x1)))) -> 1#(1(x1)) -> 1#(0(0(1(x1)))) -> 0#(0(0(0(x1)))) 0#(0(0(0(x1)))) -> 1#(1(x1)) -> 1#(0(0(1(x1)))) -> 0#(0(0(x1))) 0#(0(0(0(x1)))) -> 1#(1(x1)) -> 1#(0(0(1(x1)))) -> 0#(0(x1)) 0#(0(0(0(x1)))) -> 1#(1(x1)) -> 1#(0(0(1(x1)))) -> 0#(x1) 0#(0(0(0(x1)))) -> 1#(x1) -> 1#(0(0(1(x1)))) -> 0#(0(0(0(x1)))) 0#(0(0(0(x1)))) -> 1#(x1) -> 1#(0(0(1(x1)))) -> 0#(0(0(x1))) 0#(0(0(0(x1)))) -> 1#(x1) -> 1#(0(0(1(x1)))) -> 0#(0(x1)) 0#(0(0(0(x1)))) -> 1#(x1) -> 1#(0(0(1(x1)))) -> 0#(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) = x0, [0#](x0) = x0, [1](x0) = 1x0, [0](x0) = 1x0 orientation: 0#(0(0(0(x1)))) = 3x1 >= x1 = 1#(x1) 0#(0(0(0(x1)))) = 3x1 >= 1x1 = 1#(1(x1)) 0#(0(0(0(x1)))) = 3x1 >= 2x1 = 1#(1(1(x1))) 0#(0(0(0(x1)))) = 3x1 >= 3x1 = 0#(1(1(1(x1)))) 1#(0(0(1(x1)))) = 3x1 >= x1 = 0#(x1) 1#(0(0(1(x1)))) = 3x1 >= 1x1 = 0#(0(x1)) 1#(0(0(1(x1)))) = 3x1 >= 2x1 = 0#(0(0(x1))) 1#(0(0(1(x1)))) = 3x1 >= 3x1 = 0#(0(0(0(x1)))) 0(0(0(0(x1)))) = 4x1 >= 4x1 = 0(1(1(1(x1)))) 1(0(0(1(x1)))) = 4x1 >= 4x1 = 0(0(0(0(x1)))) problem: DPs: 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) 1#(0(0(1(x1)))) -> 0#(0(0(0(x1)))) TRS: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(0(1(x1)))) -> 0(0(0(0(x1)))) EDG Processor: DPs: 0#(0(0(0(x1)))) -> 0#(1(1(1(x1)))) 1#(0(0(1(x1)))) -> 0#(0(0(0(x1)))) TRS: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(0(1(x1)))) -> 0(0(0(0(x1)))) graph: 1#(0(0(1(x1)))) -> 0#(0(0(0(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(0(1(x1)))) -> 0(0(0(0(x1)))) Arctic Interpretation Processor: dimension: 4 interpretation: [0#](x0) = [0 0 0 -&]x0 + [0], [0 0 -& -&] [0 ] [0 0 -& -&] [-&] [1](x0) = [0 0 -& -&]x0 + [0 ] [0 0 0 0 ] [0 ], [-& 0 -& 0 ] [0] [0 0 0 0 ] [0] [0](x0) = [0 0 -& 1 ]x0 + [0] [0 -& -& -&] [0] orientation: 0#(0(0(0(x1)))) = [1 1 0 1]x1 + [1] >= [0 0 -& -&]x1 + [0] = 0#(1(1(1(x1)))) [1 0 0 1] [1] [0 0 0 0 ] [0] [1 1 0 1] [1] [0 0 0 0 ] [0] 0(0(0(0(x1)))) = [1 1 1 1]x1 + [1] >= [1 1 1 1 ]x1 + [1] = 0(1(1(1(x1)))) [0 0 0 1] [0] [0 0 -& -&] [0] [1 1 1 1] [1] [1 0 0 1] [1] [1 1 1 1] [1] [1 1 0 1] [1] 1(0(0(1(x1)))) = [1 1 1 1]x1 + [1] >= [1 1 1 1]x1 + [1] = 0(0(0(0(x1)))) [1 1 1 1] [1] [0 0 0 1] [0] problem: DPs: TRS: 0(0(0(0(x1)))) -> 0(1(1(1(x1)))) 1(0(0(1(x1)))) -> 0(0(0(0(x1)))) Qed