19.42/5.33 YES 19.42/5.34 19.42/5.34 Problem: 19.42/5.34 2(7(x1)) -> 1(8(x1)) 19.42/5.34 2(8(1(x1))) -> 8(x1) 19.42/5.34 2(8(x1)) -> 4(x1) 19.42/5.34 5(9(x1)) -> 0(x1) 19.42/5.34 4(x1) -> 5(2(3(x1))) 19.42/5.34 5(3(x1)) -> 6(0(x1)) 19.42/5.34 2(8(x1)) -> 7(x1) 19.42/5.34 4(7(x1)) -> 1(3(x1)) 19.42/5.34 5(2(6(x1))) -> 6(2(4(x1))) 19.42/5.34 9(7(x1)) -> 7(5(x1)) 19.42/5.34 7(2(x1)) -> 4(x1) 19.42/5.34 7(0(x1)) -> 9(3(x1)) 19.42/5.34 6(9(x1)) -> 9(x1) 19.42/5.34 9(5(9(x1))) -> 5(7(x1)) 19.42/5.34 4(x1) -> 9(6(6(x1))) 19.42/5.34 9(x1) -> 6(7(x1)) 19.42/5.34 6(2(x1)) -> 7(7(x1)) 19.42/5.34 2(4(x1)) -> 0(7(x1)) 19.42/5.34 6(6(x1)) -> 3(x1) 19.42/5.34 0(3(x1)) -> 5(3(x1)) 19.42/5.34 19.42/5.34 Proof: 19.42/5.34 String Reversal Processor: 19.42/5.34 7(2(x1)) -> 8(1(x1)) 19.42/5.34 1(8(2(x1))) -> 8(x1) 19.42/5.34 8(2(x1)) -> 4(x1) 19.42/5.34 9(5(x1)) -> 0(x1) 19.42/5.34 4(x1) -> 3(2(5(x1))) 19.42/5.34 3(5(x1)) -> 0(6(x1)) 19.42/5.34 8(2(x1)) -> 7(x1) 19.42/5.34 7(4(x1)) -> 3(1(x1)) 19.42/5.34 6(2(5(x1))) -> 4(2(6(x1))) 19.42/5.34 7(9(x1)) -> 5(7(x1)) 19.42/5.34 2(7(x1)) -> 4(x1) 19.42/5.34 0(7(x1)) -> 3(9(x1)) 19.42/5.34 9(6(x1)) -> 9(x1) 19.42/5.34 9(5(9(x1))) -> 7(5(x1)) 19.42/5.34 4(x1) -> 6(6(9(x1))) 19.42/5.34 9(x1) -> 7(6(x1)) 19.42/5.34 2(6(x1)) -> 7(7(x1)) 19.42/5.34 4(2(x1)) -> 7(0(x1)) 19.42/5.34 6(6(x1)) -> 3(x1) 19.42/5.34 3(0(x1)) -> 3(5(x1)) 19.42/5.34 Matrix Interpretation Processor: dim=3 19.42/5.34 19.42/5.34 interpretation: 19.42/5.34 [1 0 1] 19.42/5.34 [6](x0) = [0 0 0]x0 19.42/5.34 [0 0 0] , 19.42/5.34 19.42/5.34 [1 0 0] 19.42/5.34 [3](x0) = [0 0 0]x0 19.42/5.34 [0 0 0] , 19.42/5.34 19.42/5.34 [1 0 1] 19.42/5.34 [0](x0) = [0 0 0]x0 19.42/5.34 [0 0 0] , 19.42/5.34 19.42/5.34 [1 0 1] 19.42/5.34 [5](x0) = [0 1 0]x0 19.42/5.34 [0 0 0] , 19.42/5.34 19.42/5.34 [1 0 1] [0] 19.42/5.34 [9](x0) = [0 0 0]x0 + [1] 19.42/5.34 [0 0 0] [0], 19.42/5.34 19.42/5.34 [1 0 1] 19.42/5.34 [4](x0) = [0 0 0]x0 19.42/5.34 [0 0 0] , 19.42/5.34 19.42/5.34 [1 0 1] 19.42/5.34 [1](x0) = [0 0 0]x0 19.42/5.34 [0 0 0] , 19.42/5.34 19.42/5.34 [1 1 1] 19.42/5.34 [8](x0) = [0 0 0]x0 19.42/5.34 [0 0 0] , 19.42/5.34 19.42/5.34 [0] 19.42/5.34 [2](x0) = x0 + [0] 19.42/5.34 [1], 19.42/5.34 19.42/5.34 [1 0 1] 19.42/5.34 [7](x0) = [0 0 0]x0 19.42/5.34 [0 0 0] 19.42/5.34 orientation: 19.42/5.34 [1 0 1] [1] [1 0 1] 19.42/5.34 7(2(x1)) = [0 0 0]x1 + [0] >= [0 0 0]x1 = 8(1(x1)) 19.42/5.34 [0 0 0] [0] [0 0 0] 19.42/5.34 19.42/5.34 [1 1 1] [1] [1 1 1] 19.42/5.34 1(8(2(x1))) = [0 0 0]x1 + [0] >= [0 0 0]x1 = 8(x1) 19.42/5.34 [0 0 0] [0] [0 0 0] 19.42/5.34 19.42/5.34 [1 1 1] [1] [1 0 1] 19.42/5.34 8(2(x1)) = [0 0 0]x1 + [0] >= [0 0 0]x1 = 4(x1) 19.42/5.34 [0 0 0] [0] [0 0 0] 19.42/5.34 19.42/5.34 [1 0 1] [0] [1 0 1] 19.42/5.34 9(5(x1)) = [0 0 0]x1 + [1] >= [0 0 0]x1 = 0(x1) 19.42/5.34 [0 0 0] [0] [0 0 0] 19.42/5.34 19.42/5.34 [1 0 1] [1 0 1] 19.42/5.34 4(x1) = [0 0 0]x1 >= [0 0 0]x1 = 3(2(5(x1))) 19.42/5.34 [0 0 0] [0 0 0] 19.42/5.34 19.42/5.34 [1 0 1] [1 0 1] 19.42/5.34 3(5(x1)) = [0 0 0]x1 >= [0 0 0]x1 = 0(6(x1)) 19.42/5.34 [0 0 0] [0 0 0] 19.42/5.34 19.42/5.34 [1 1 1] [1] [1 0 1] 19.42/5.34 8(2(x1)) = [0 0 0]x1 + [0] >= [0 0 0]x1 = 7(x1) 19.42/5.34 [0 0 0] [0] [0 0 0] 19.42/5.34 19.42/5.34 [1 0 1] [1 0 1] 19.42/5.34 7(4(x1)) = [0 0 0]x1 >= [0 0 0]x1 = 3(1(x1)) 19.42/5.34 [0 0 0] [0 0 0] 19.42/5.34 19.42/5.34 [1 0 1] [1] [1 0 1] [1] 19.42/5.34 6(2(5(x1))) = [0 0 0]x1 + [0] >= [0 0 0]x1 + [0] = 4(2(6(x1))) 19.42/5.34 [0 0 0] [0] [0 0 0] [0] 19.42/5.34 19.42/5.34 [1 0 1] [1 0 1] 19.42/5.34 7(9(x1)) = [0 0 0]x1 >= [0 0 0]x1 = 5(7(x1)) 19.42/5.34 [0 0 0] [0 0 0] 19.42/5.34 19.42/5.34 [1 0 1] [0] [1 0 1] 19.42/5.34 2(7(x1)) = [0 0 0]x1 + [0] >= [0 0 0]x1 = 4(x1) 19.42/5.34 [0 0 0] [1] [0 0 0] 19.42/5.34 19.42/5.34 [1 0 1] [1 0 1] 19.42/5.34 0(7(x1)) = [0 0 0]x1 >= [0 0 0]x1 = 3(9(x1)) 19.42/5.34 [0 0 0] [0 0 0] 19.42/5.34 19.42/5.34 [1 0 1] [0] [1 0 1] [0] 19.42/5.34 9(6(x1)) = [0 0 0]x1 + [1] >= [0 0 0]x1 + [1] = 9(x1) 19.42/5.34 [0 0 0] [0] [0 0 0] [0] 19.42/5.34 19.42/5.34 [1 0 1] [0] [1 0 1] 19.42/5.34 9(5(9(x1))) = [0 0 0]x1 + [1] >= [0 0 0]x1 = 7(5(x1)) 19.42/5.34 [0 0 0] [0] [0 0 0] 19.42/5.34 19.66/5.35 [1 0 1] [1 0 1] 19.66/5.35 4(x1) = [0 0 0]x1 >= [0 0 0]x1 = 6(6(9(x1))) 19.66/5.35 [0 0 0] [0 0 0] 19.66/5.35 19.66/5.35 [1 0 1] [0] [1 0 1] 19.66/5.35 9(x1) = [0 0 0]x1 + [1] >= [0 0 0]x1 = 7(6(x1)) 19.66/5.35 [0 0 0] [0] [0 0 0] 19.66/5.35 19.66/5.35 [1 0 1] [0] [1 0 1] 19.66/5.35 2(6(x1)) = [0 0 0]x1 + [0] >= [0 0 0]x1 = 7(7(x1)) 19.66/5.35 [0 0 0] [1] [0 0 0] 19.66/5.35 19.66/5.35 [1 0 1] [1] [1 0 1] 19.66/5.35 4(2(x1)) = [0 0 0]x1 + [0] >= [0 0 0]x1 = 7(0(x1)) 19.66/5.35 [0 0 0] [0] [0 0 0] 19.66/5.35 19.66/5.35 [1 0 1] [1 0 0] 19.66/5.35 6(6(x1)) = [0 0 0]x1 >= [0 0 0]x1 = 3(x1) 19.66/5.35 [0 0 0] [0 0 0] 19.66/5.35 19.66/5.35 [1 0 1] [1 0 1] 19.66/5.35 3(0(x1)) = [0 0 0]x1 >= [0 0 0]x1 = 3(5(x1)) 19.66/5.35 [0 0 0] [0 0 0] 19.66/5.35 problem: 19.66/5.35 9(5(x1)) -> 0(x1) 19.66/5.35 4(x1) -> 3(2(5(x1))) 19.66/5.35 3(5(x1)) -> 0(6(x1)) 19.66/5.35 7(4(x1)) -> 3(1(x1)) 19.66/5.35 6(2(5(x1))) -> 4(2(6(x1))) 19.66/5.35 7(9(x1)) -> 5(7(x1)) 19.66/5.35 2(7(x1)) -> 4(x1) 19.66/5.35 0(7(x1)) -> 3(9(x1)) 19.66/5.35 9(6(x1)) -> 9(x1) 19.66/5.35 9(5(9(x1))) -> 7(5(x1)) 19.66/5.35 4(x1) -> 6(6(9(x1))) 19.66/5.35 9(x1) -> 7(6(x1)) 19.66/5.35 2(6(x1)) -> 7(7(x1)) 19.66/5.35 6(6(x1)) -> 3(x1) 19.66/5.35 3(0(x1)) -> 3(5(x1)) 19.66/5.35 Matrix Interpretation Processor: dim=3 19.66/5.35 19.66/5.35 interpretation: 19.66/5.35 [1 0 0] 19.66/5.35 [6](x0) = [0 0 0]x0 19.66/5.35 [0 0 0] , 19.66/5.35 19.66/5.35 [1 0 0] 19.66/5.35 [3](x0) = [0 0 0]x0 19.66/5.35 [0 0 0] , 19.66/5.35 19.66/5.35 [1 0 0] 19.66/5.35 [0](x0) = [0 0 0]x0 19.66/5.35 [0 0 0] , 19.66/5.35 19.66/5.35 [1 0 0] 19.66/5.35 [5](x0) = [0 0 0]x0 19.66/5.35 [0 0 0] , 19.66/5.35 19.66/5.35 [1 0 0] [0] 19.66/5.35 [9](x0) = [0 0 0]x0 + [1] 19.66/5.35 [0 0 0] [0], 19.66/5.35 19.66/5.35 [1 0 0] 19.66/5.35 [4](x0) = [0 0 0]x0 19.66/5.35 [0 0 0] , 19.66/5.35 19.66/5.35 [1 0 0] 19.66/5.35 [1](x0) = [0 0 0]x0 19.66/5.35 [0 0 0] , 19.66/5.35 19.66/5.35 [1 1 0] [0] 19.66/5.35 [2](x0) = [0 0 0]x0 + [1] 19.66/5.35 [0 0 0] [1], 19.66/5.35 19.66/5.35 [1 0 0] [0] 19.66/5.35 [7](x0) = [0 0 0]x0 + [1] 19.66/5.35 [0 0 0] [0] 19.66/5.35 orientation: 19.66/5.35 [1 0 0] [0] [1 0 0] 19.66/5.35 9(5(x1)) = [0 0 0]x1 + [1] >= [0 0 0]x1 = 0(x1) 19.66/5.35 [0 0 0] [0] [0 0 0] 19.66/5.35 19.66/5.35 [1 0 0] [1 0 0] 19.66/5.35 4(x1) = [0 0 0]x1 >= [0 0 0]x1 = 3(2(5(x1))) 19.66/5.35 [0 0 0] [0 0 0] 19.66/5.35 19.66/5.35 [1 0 0] [1 0 0] 19.66/5.35 3(5(x1)) = [0 0 0]x1 >= [0 0 0]x1 = 0(6(x1)) 19.66/5.35 [0 0 0] [0 0 0] 19.66/5.35 19.66/5.35 [1 0 0] [0] [1 0 0] 19.66/5.35 7(4(x1)) = [0 0 0]x1 + [1] >= [0 0 0]x1 = 3(1(x1)) 19.66/5.35 [0 0 0] [0] [0 0 0] 19.66/5.35 19.66/5.35 [1 0 0] [1 0 0] 19.66/5.35 6(2(5(x1))) = [0 0 0]x1 >= [0 0 0]x1 = 4(2(6(x1))) 19.66/5.35 [0 0 0] [0 0 0] 19.66/5.35 19.66/5.35 [1 0 0] [0] [1 0 0] 19.66/5.35 7(9(x1)) = [0 0 0]x1 + [1] >= [0 0 0]x1 = 5(7(x1)) 19.66/5.35 [0 0 0] [0] [0 0 0] 19.66/5.35 19.66/5.35 [1 0 0] [1] [1 0 0] 19.66/5.35 2(7(x1)) = [0 0 0]x1 + [1] >= [0 0 0]x1 = 4(x1) 19.66/5.35 [0 0 0] [1] [0 0 0] 19.66/5.35 19.66/5.35 [1 0 0] [1 0 0] 19.66/5.35 0(7(x1)) = [0 0 0]x1 >= [0 0 0]x1 = 3(9(x1)) 19.66/5.35 [0 0 0] [0 0 0] 19.66/5.35 19.66/5.35 [1 0 0] [0] [1 0 0] [0] 19.66/5.35 9(6(x1)) = [0 0 0]x1 + [1] >= [0 0 0]x1 + [1] = 9(x1) 19.66/5.35 [0 0 0] [0] [0 0 0] [0] 19.66/5.35 19.66/5.35 [1 0 0] [0] [1 0 0] [0] 19.66/5.35 9(5(9(x1))) = [0 0 0]x1 + [1] >= [0 0 0]x1 + [1] = 7(5(x1)) 19.66/5.35 [0 0 0] [0] [0 0 0] [0] 19.66/5.35 19.66/5.35 [1 0 0] [1 0 0] 19.66/5.35 4(x1) = [0 0 0]x1 >= [0 0 0]x1 = 6(6(9(x1))) 19.66/5.35 [0 0 0] [0 0 0] 19.66/5.35 19.66/5.35 [1 0 0] [0] [1 0 0] [0] 19.66/5.36 9(x1) = [0 0 0]x1 + [1] >= [0 0 0]x1 + [1] = 7(6(x1)) 19.66/5.36 [0 0 0] [0] [0 0 0] [0] 19.66/5.36 19.66/5.36 [1 0 0] [0] [1 0 0] [0] 19.66/5.36 2(6(x1)) = [0 0 0]x1 + [1] >= [0 0 0]x1 + [1] = 7(7(x1)) 19.66/5.36 [0 0 0] [1] [0 0 0] [0] 19.66/5.36 19.66/5.36 [1 0 0] [1 0 0] 19.66/5.36 6(6(x1)) = [0 0 0]x1 >= [0 0 0]x1 = 3(x1) 19.66/5.36 [0 0 0] [0 0 0] 19.66/5.36 19.66/5.36 [1 0 0] [1 0 0] 19.66/5.36 3(0(x1)) = [0 0 0]x1 >= [0 0 0]x1 = 3(5(x1)) 19.66/5.36 [0 0 0] [0 0 0] 19.66/5.36 problem: 19.66/5.36 9(5(x1)) -> 0(x1) 19.66/5.36 4(x1) -> 3(2(5(x1))) 19.66/5.36 3(5(x1)) -> 0(6(x1)) 19.66/5.36 7(4(x1)) -> 3(1(x1)) 19.66/5.36 6(2(5(x1))) -> 4(2(6(x1))) 19.66/5.36 7(9(x1)) -> 5(7(x1)) 19.66/5.36 0(7(x1)) -> 3(9(x1)) 19.66/5.36 9(6(x1)) -> 9(x1) 19.66/5.36 9(5(9(x1))) -> 7(5(x1)) 19.66/5.36 4(x1) -> 6(6(9(x1))) 19.66/5.36 9(x1) -> 7(6(x1)) 19.66/5.36 2(6(x1)) -> 7(7(x1)) 19.66/5.36 6(6(x1)) -> 3(x1) 19.66/5.36 3(0(x1)) -> 3(5(x1)) 19.66/5.36 String Reversal Processor: 19.66/5.36 5(9(x1)) -> 0(x1) 19.66/5.36 4(x1) -> 5(2(3(x1))) 19.66/5.36 5(3(x1)) -> 6(0(x1)) 19.66/5.36 4(7(x1)) -> 1(3(x1)) 19.66/5.36 5(2(6(x1))) -> 6(2(4(x1))) 19.66/5.36 9(7(x1)) -> 7(5(x1)) 19.66/5.36 7(0(x1)) -> 9(3(x1)) 19.66/5.36 6(9(x1)) -> 9(x1) 19.66/5.36 9(5(9(x1))) -> 5(7(x1)) 19.66/5.36 4(x1) -> 9(6(6(x1))) 19.66/5.36 9(x1) -> 6(7(x1)) 19.66/5.36 6(2(x1)) -> 7(7(x1)) 19.66/5.36 6(6(x1)) -> 3(x1) 19.66/5.36 0(3(x1)) -> 5(3(x1)) 19.66/5.36 Matrix Interpretation Processor: dim=1 19.66/5.36 19.66/5.36 interpretation: 19.66/5.36 [6](x0) = x0, 19.66/5.36 19.66/5.36 [3](x0) = x0, 19.66/5.36 19.66/5.36 [0](x0) = x0 + 1, 19.66/5.36 19.66/5.36 [5](x0) = x0 + 1, 19.66/5.36 19.66/5.36 [9](x0) = x0 + 1, 19.66/5.36 19.66/5.36 [4](x0) = x0 + 1, 19.66/5.36 19.66/5.36 [1](x0) = x0 + 1, 19.66/5.36 19.66/5.36 [2](x0) = x0, 19.66/5.36 19.66/5.36 [7](x0) = x0 19.66/5.36 orientation: 19.66/5.36 5(9(x1)) = x1 + 2 >= x1 + 1 = 0(x1) 19.66/5.36 19.66/5.36 4(x1) = x1 + 1 >= x1 + 1 = 5(2(3(x1))) 19.66/5.36 19.66/5.36 5(3(x1)) = x1 + 1 >= x1 + 1 = 6(0(x1)) 19.66/5.36 19.66/5.36 4(7(x1)) = x1 + 1 >= x1 + 1 = 1(3(x1)) 19.66/5.36 19.66/5.36 5(2(6(x1))) = x1 + 1 >= x1 + 1 = 6(2(4(x1))) 19.66/5.36 19.66/5.36 9(7(x1)) = x1 + 1 >= x1 + 1 = 7(5(x1)) 19.66/5.36 19.66/5.36 7(0(x1)) = x1 + 1 >= x1 + 1 = 9(3(x1)) 19.66/5.36 19.66/5.36 6(9(x1)) = x1 + 1 >= x1 + 1 = 9(x1) 19.66/5.36 19.66/5.36 9(5(9(x1))) = x1 + 3 >= x1 + 1 = 5(7(x1)) 19.66/5.36 19.66/5.36 4(x1) = x1 + 1 >= x1 + 1 = 9(6(6(x1))) 19.66/5.36 19.66/5.36 9(x1) = x1 + 1 >= x1 = 6(7(x1)) 19.66/5.36 19.66/5.36 6(2(x1)) = x1 >= x1 = 7(7(x1)) 19.66/5.36 19.66/5.36 6(6(x1)) = x1 >= x1 = 3(x1) 19.66/5.36 19.66/5.36 0(3(x1)) = x1 + 1 >= x1 + 1 = 5(3(x1)) 19.66/5.36 problem: 19.66/5.36 4(x1) -> 5(2(3(x1))) 19.66/5.36 5(3(x1)) -> 6(0(x1)) 19.66/5.36 4(7(x1)) -> 1(3(x1)) 19.66/5.36 5(2(6(x1))) -> 6(2(4(x1))) 19.66/5.36 9(7(x1)) -> 7(5(x1)) 19.66/5.36 7(0(x1)) -> 9(3(x1)) 19.66/5.36 6(9(x1)) -> 9(x1) 19.66/5.36 4(x1) -> 9(6(6(x1))) 19.66/5.36 6(2(x1)) -> 7(7(x1)) 19.66/5.36 6(6(x1)) -> 3(x1) 19.66/5.36 0(3(x1)) -> 5(3(x1)) 19.66/5.36 String Reversal Processor: 19.66/5.36 4(x1) -> 3(2(5(x1))) 19.66/5.36 3(5(x1)) -> 0(6(x1)) 19.66/5.36 7(4(x1)) -> 3(1(x1)) 19.66/5.36 6(2(5(x1))) -> 4(2(6(x1))) 19.66/5.36 7(9(x1)) -> 5(7(x1)) 19.66/5.36 0(7(x1)) -> 3(9(x1)) 19.66/5.36 9(6(x1)) -> 9(x1) 19.66/5.36 4(x1) -> 6(6(9(x1))) 19.66/5.36 2(6(x1)) -> 7(7(x1)) 19.66/5.36 6(6(x1)) -> 3(x1) 19.66/5.36 3(0(x1)) -> 3(5(x1)) 19.66/5.36 Bounds Processor: 19.66/5.36 bound: 2 19.66/5.36 enrichment: match 19.66/5.36 automaton: 19.66/5.36 final states: {19,18,17,15,14,13,11,9,7,5,1} 19.66/5.36 transitions: 19.66/5.36 f100() -> 2* 19.66/5.36 30(2) -> 18* 19.66/5.36 30(14) -> 13* 19.66/5.36 30(4) -> 1* 19.66/5.36 30(8) -> 7* 19.66/5.36 30(3) -> 19* 19.66/5.36 20(6) -> 10* 19.66/5.36 20(3) -> 4* 19.66/5.36 50(12) -> 11* 19.66/5.36 50(2) -> 3* 19.66/5.36 00(6) -> 5* 19.66/5.36 60(2) -> 6* 19.66/5.36 60(14) -> 16* 19.66/5.36 60(16) -> 15* 19.66/5.36 10(2) -> 8* 19.66/5.36 40(10) -> 9* 19.66/5.36 70(12) -> 17* 19.66/5.36 70(2) -> 12* 19.66/5.36 90(2) -> 14* 19.66/5.36 31(50) -> 51* 19.66/5.36 31(26) -> 27* 19.66/5.36 71(42) -> 43* 19.66/5.36 71(56) -> 57* 19.66/5.36 71(43) -> 44* 19.66/5.36 61(40) -> 41* 19.66/5.36 61(39) -> 40* 19.66/5.36 61(28) -> 29* 19.66/5.36 91(38) -> 39* 19.66/5.36 01(29) -> 30* 19.66/5.36 21(25) -> 26* 19.66/5.36 51(24) -> 25* 19.66/5.36 32(52) -> 53* 19.66/5.36 2 -> 42,28 19.66/5.36 5 -> 18* 19.66/5.36 7 -> 43,12 19.66/5.36 9 -> 29,6 19.66/5.36 10 -> 38,24 19.66/5.36 11 -> 43,12 19.66/5.36 14 -> 50* 19.66/5.36 18 -> 29,6 19.66/5.36 19 -> 18* 19.66/5.36 27 -> 9* 19.66/5.36 30 -> 19* 19.66/5.36 39 -> 52* 19.66/5.36 40 -> 56* 19.66/5.36 41 -> 9* 19.66/5.36 44 -> 10* 19.66/5.36 51 -> 15* 19.66/5.36 53 -> 41,9 19.66/5.36 57 -> 43* 19.66/5.36 problem: 19.66/5.36 19.66/5.36 Qed 19.66/5.36 EOF