YES Problem: r0(0(x1)) -> 0(r0(x1)) r0(1(x1)) -> 1(r0(x1)) r0(m(x1)) -> m(r0(x1)) r1(0(x1)) -> 0(r1(x1)) r1(1(x1)) -> 1(r1(x1)) r1(m(x1)) -> m(r1(x1)) r0(b(x1)) -> qr(0(b(x1))) r1(b(x1)) -> qr(1(b(x1))) 0(qr(x1)) -> qr(0(x1)) 1(qr(x1)) -> qr(1(x1)) m(qr(x1)) -> ql(m(x1)) 0(ql(x1)) -> ql(0(x1)) 1(ql(x1)) -> ql(1(x1)) b(ql(0(x1))) -> 0(b(r0(x1))) b(ql(1(x1))) -> 1(b(r1(x1))) Proof: DP Processor: DPs: r0#(0(x1)) -> r0#(x1) r0#(0(x1)) -> 0#(r0(x1)) r0#(1(x1)) -> r0#(x1) r0#(1(x1)) -> 1#(r0(x1)) r0#(m(x1)) -> r0#(x1) r0#(m(x1)) -> m#(r0(x1)) r1#(0(x1)) -> r1#(x1) r1#(0(x1)) -> 0#(r1(x1)) r1#(1(x1)) -> r1#(x1) r1#(1(x1)) -> 1#(r1(x1)) r1#(m(x1)) -> r1#(x1) r1#(m(x1)) -> m#(r1(x1)) r0#(b(x1)) -> 0#(b(x1)) r1#(b(x1)) -> 1#(b(x1)) 0#(qr(x1)) -> 0#(x1) 1#(qr(x1)) -> 1#(x1) m#(qr(x1)) -> m#(x1) 0#(ql(x1)) -> 0#(x1) 1#(ql(x1)) -> 1#(x1) b#(ql(0(x1))) -> r0#(x1) b#(ql(0(x1))) -> b#(r0(x1)) b#(ql(0(x1))) -> 0#(b(r0(x1))) b#(ql(1(x1))) -> r1#(x1) b#(ql(1(x1))) -> b#(r1(x1)) b#(ql(1(x1))) -> 1#(b(r1(x1))) TRS: r0(0(x1)) -> 0(r0(x1)) r0(1(x1)) -> 1(r0(x1)) r0(m(x1)) -> m(r0(x1)) r1(0(x1)) -> 0(r1(x1)) r1(1(x1)) -> 1(r1(x1)) r1(m(x1)) -> m(r1(x1)) r0(b(x1)) -> qr(0(b(x1))) r1(b(x1)) -> qr(1(b(x1))) 0(qr(x1)) -> qr(0(x1)) 1(qr(x1)) -> qr(1(x1)) m(qr(x1)) -> ql(m(x1)) 0(ql(x1)) -> ql(0(x1)) 1(ql(x1)) -> ql(1(x1)) b(ql(0(x1))) -> 0(b(r0(x1))) b(ql(1(x1))) -> 1(b(r1(x1))) Matrix Interpretation Processor: dim=3 interpretation: [b#](x0) = [1 1 0]x0, [r1#](x0) = [0 1 0]x0 + [1], [m#](x0) = [0 0 1]x0, [1#](x0) = [0 0 1]x0, [0#](x0) = [0 0 1]x0, [r0#](x0) = [0 1 0]x0 + [1], [0] [ql](x0) = x0 + [0] [1], [0 0 0] [0] [qr](x0) = [0 1 0]x0 + [0] [0 0 1] [1], [1 0 0] [1] [b](x0) = [1 1 0]x0 + [0] [0 0 0] [0], [1 0 0] [0] [r1](x0) = [0 1 0]x0 + [1] [0 0 0] [1], [0 0 0] [0] [m](x0) = [0 1 0]x0 + [1] [0 0 1] [0], [1] [1](x0) = x0 + [1] [0], [1 0 0] [0] [r0](x0) = [0 1 0]x0 + [1] [0 0 0] [1], [1] [0](x0) = x0 + [1] [0] orientation: r0#(0(x1)) = [0 1 0]x1 + [2] >= [0 1 0]x1 + [1] = r0#(x1) r0#(0(x1)) = [0 1 0]x1 + [2] >= [1] = 0#(r0(x1)) r0#(1(x1)) = [0 1 0]x1 + [2] >= [0 1 0]x1 + [1] = r0#(x1) r0#(1(x1)) = [0 1 0]x1 + [2] >= [1] = 1#(r0(x1)) r0#(m(x1)) = [0 1 0]x1 + [2] >= [0 1 0]x1 + [1] = r0#(x1) r0#(m(x1)) = [0 1 0]x1 + [2] >= [1] = m#(r0(x1)) r1#(0(x1)) = [0 1 0]x1 + [2] >= [0 1 0]x1 + [1] = r1#(x1) r1#(0(x1)) = [0 1 0]x1 + [2] >= [1] = 0#(r1(x1)) r1#(1(x1)) = [0 1 0]x1 + [2] >= [0 1 0]x1 + [1] = r1#(x1) r1#(1(x1)) = [0 1 0]x1 + [2] >= [1] = 1#(r1(x1)) r1#(m(x1)) = [0 1 0]x1 + [2] >= [0 1 0]x1 + [1] = r1#(x1) r1#(m(x1)) = [0 1 0]x1 + [2] >= [1] = m#(r1(x1)) r0#(b(x1)) = [1 1 0]x1 + [1] >= [0] = 0#(b(x1)) r1#(b(x1)) = [1 1 0]x1 + [1] >= [0] = 1#(b(x1)) 0#(qr(x1)) = [0 0 1]x1 + [1] >= [0 0 1]x1 = 0#(x1) 1#(qr(x1)) = [0 0 1]x1 + [1] >= [0 0 1]x1 = 1#(x1) m#(qr(x1)) = [0 0 1]x1 + [1] >= [0 0 1]x1 = m#(x1) 0#(ql(x1)) = [0 0 1]x1 + [1] >= [0 0 1]x1 = 0#(x1) 1#(ql(x1)) = [0 0 1]x1 + [1] >= [0 0 1]x1 = 1#(x1) b#(ql(0(x1))) = [1 1 0]x1 + [2] >= [0 1 0]x1 + [1] = r0#(x1) b#(ql(0(x1))) = [1 1 0]x1 + [2] >= [1 1 0]x1 + [1] = b#(r0(x1)) b#(ql(0(x1))) = [1 1 0]x1 + [2] >= [0] = 0#(b(r0(x1))) b#(ql(1(x1))) = [1 1 0]x1 + [2] >= [0 1 0]x1 + [1] = r1#(x1) b#(ql(1(x1))) = [1 1 0]x1 + [2] >= [1 1 0]x1 + [1] = b#(r1(x1)) b#(ql(1(x1))) = [1 1 0]x1 + [2] >= [0] = 1#(b(r1(x1))) [1 0 0] [1] [1 0 0] [1] r0(0(x1)) = [0 1 0]x1 + [2] >= [0 1 0]x1 + [2] = 0(r0(x1)) [0 0 0] [1] [0 0 0] [1] [1 0 0] [1] [1 0 0] [1] r0(1(x1)) = [0 1 0]x1 + [2] >= [0 1 0]x1 + [2] = 1(r0(x1)) [0 0 0] [1] [0 0 0] [1] [0 0 0] [0] [0 0 0] [0] r0(m(x1)) = [0 1 0]x1 + [2] >= [0 1 0]x1 + [2] = m(r0(x1)) [0 0 0] [1] [0 0 0] [1] [1 0 0] [1] [1 0 0] [1] r1(0(x1)) = [0 1 0]x1 + [2] >= [0 1 0]x1 + [2] = 0(r1(x1)) [0 0 0] [1] [0 0 0] [1] [1 0 0] [1] [1 0 0] [1] r1(1(x1)) = [0 1 0]x1 + [2] >= [0 1 0]x1 + [2] = 1(r1(x1)) [0 0 0] [1] [0 0 0] [1] [0 0 0] [0] [0 0 0] [0] r1(m(x1)) = [0 1 0]x1 + [2] >= [0 1 0]x1 + [2] = m(r1(x1)) [0 0 0] [1] [0 0 0] [1] [1 0 0] [1] [0 0 0] [0] r0(b(x1)) = [1 1 0]x1 + [1] >= [1 1 0]x1 + [1] = qr(0(b(x1))) [0 0 0] [1] [0 0 0] [1] [1 0 0] [1] [0 0 0] [0] r1(b(x1)) = [1 1 0]x1 + [1] >= [1 1 0]x1 + [1] = qr(1(b(x1))) [0 0 0] [1] [0 0 0] [1] [0 0 0] [1] [0 0 0] [0] 0(qr(x1)) = [0 1 0]x1 + [1] >= [0 1 0]x1 + [1] = qr(0(x1)) [0 0 1] [1] [0 0 1] [1] [0 0 0] [1] [0 0 0] [0] 1(qr(x1)) = [0 1 0]x1 + [1] >= [0 1 0]x1 + [1] = qr(1(x1)) [0 0 1] [1] [0 0 1] [1] [0 0 0] [0] [0 0 0] [0] m(qr(x1)) = [0 1 0]x1 + [1] >= [0 1 0]x1 + [1] = ql(m(x1)) [0 0 1] [1] [0 0 1] [1] [1] [1] 0(ql(x1)) = x1 + [1] >= x1 + [1] = ql(0(x1)) [1] [1] [1] [1] 1(ql(x1)) = x1 + [1] >= x1 + [1] = ql(1(x1)) [1] [1] [1 0 0] [2] [1 0 0] [2] b(ql(0(x1))) = [1 1 0]x1 + [2] >= [1 1 0]x1 + [2] = 0(b(r0(x1))) [0 0 0] [0] [0 0 0] [0] [1 0 0] [2] [1 0 0] [2] b(ql(1(x1))) = [1 1 0]x1 + [2] >= [1 1 0]x1 + [2] = 1(b(r1(x1))) [0 0 0] [0] [0 0 0] [0] problem: DPs: TRS: r0(0(x1)) -> 0(r0(x1)) r0(1(x1)) -> 1(r0(x1)) r0(m(x1)) -> m(r0(x1)) r1(0(x1)) -> 0(r1(x1)) r1(1(x1)) -> 1(r1(x1)) r1(m(x1)) -> m(r1(x1)) r0(b(x1)) -> qr(0(b(x1))) r1(b(x1)) -> qr(1(b(x1))) 0(qr(x1)) -> qr(0(x1)) 1(qr(x1)) -> qr(1(x1)) m(qr(x1)) -> ql(m(x1)) 0(ql(x1)) -> ql(0(x1)) 1(ql(x1)) -> ql(1(x1)) b(ql(0(x1))) -> 0(b(r0(x1))) b(ql(1(x1))) -> 1(b(r1(x1))) Qed