YES Problem: 0(0(1(2(x1)))) -> 2(3(1(0(0(x1))))) 0(0(1(2(x1)))) -> 3(1(0(0(2(x1))))) 0(0(1(2(x1)))) -> 0(0(2(3(1(1(x1)))))) 0(1(0(4(x1)))) -> 3(1(4(0(0(x1))))) 0(1(0(4(x1)))) -> 3(4(0(0(3(1(x1)))))) 0(1(0(4(x1)))) -> 4(3(1(0(5(0(x1)))))) 0(1(0(4(x1)))) -> 5(0(4(3(1(0(x1)))))) 0(1(0(5(x1)))) -> 3(5(3(1(0(0(x1)))))) 0(1(0(5(x1)))) -> 5(3(1(0(0(2(x1)))))) 0(1(4(2(x1)))) -> 2(3(1(4(0(x1))))) 0(1(4(2(x1)))) -> 4(0(3(1(2(4(x1)))))) 0(1(4(2(x1)))) -> 4(3(1(1(0(2(x1)))))) 0(5(0(4(x1)))) -> 4(0(0(3(5(x1))))) 0(5(0(4(x1)))) -> 5(0(0(3(4(x1))))) 0(5(0(5(x1)))) -> 3(5(2(0(0(5(x1)))))) 0(5(0(5(x1)))) -> 5(3(5(4(0(0(x1)))))) 0(5(0(5(x1)))) -> 5(5(3(4(0(0(x1)))))) 2(0(1(2(x1)))) -> 0(2(4(1(2(x1))))) 2(0(1(2(x1)))) -> 2(5(0(2(2(1(x1)))))) 2(0(1(2(x1)))) -> 3(1(3(2(2(0(x1)))))) 2(0(4(2(x1)))) -> 4(0(2(2(1(x1))))) 2(0(4(2(x1)))) -> 4(0(2(1(2(1(x1)))))) 2(0(5(2(x1)))) -> 0(2(1(5(2(2(x1)))))) 3(0(4(2(x1)))) -> 0(3(4(1(1(2(x1)))))) 3(0(4(2(x1)))) -> 4(3(3(1(0(2(x1)))))) 0(0(1(2(2(x1))))) -> 0(0(2(1(2(1(x1)))))) 0(0(1(3(2(x1))))) -> 0(3(1(2(0(4(x1)))))) 0(0(1(3(2(x1))))) -> 2(5(0(3(1(0(x1)))))) 0(0(5(2(2(x1))))) -> 0(0(2(5(2(1(x1)))))) 0(1(0(5(2(x1))))) -> 0(2(1(0(3(5(x1)))))) 0(1(0(5(5(x1))))) -> 1(3(5(0(0(5(x1)))))) 0(1(2(0(5(x1))))) -> 4(0(5(2(1(0(x1)))))) 0(1(3(0(4(x1))))) -> 1(0(3(4(4(0(x1)))))) 0(1(3(4(2(x1))))) -> 4(2(1(0(3(4(x1)))))) 0(1(4(2(2(x1))))) -> 1(1(0(2(4(2(x1)))))) 0(1(4(2(4(x1))))) -> 4(0(2(3(1(4(x1)))))) 0(1(4(3(2(x1))))) -> 3(1(2(0(4(4(x1)))))) 0(3(0(0(5(x1))))) -> 5(3(1(0(0(0(x1)))))) 0(4(1(0(4(x1))))) -> 4(0(2(1(4(0(x1)))))) 0(4(3(2(2(x1))))) -> 4(2(0(3(5(2(x1)))))) 0(5(1(0(4(x1))))) -> 5(2(4(1(0(0(x1)))))) 0(5(1(4(2(x1))))) -> 4(0(3(5(1(2(x1)))))) 2(1(0(1(2(x1))))) -> 2(1(1(0(2(3(x1)))))) 2(4(0(5(2(x1))))) -> 0(4(2(3(5(2(x1)))))) 3(0(0(1(2(x1))))) -> 0(3(5(1(0(2(x1)))))) 3(0(0(5(2(x1))))) -> 2(0(0(3(5(1(x1)))))) 3(0(5(4(2(x1))))) -> 4(0(3(5(2(1(x1)))))) 3(2(0(1(2(x1))))) -> 2(1(3(1(0(2(x1)))))) 3(2(0(5(2(x1))))) -> 2(0(2(3(4(5(x1)))))) 3(2(0(5(2(x1))))) -> 5(3(0(2(2(2(x1)))))) Proof: String Reversal Processor: 2(1(0(0(x1)))) -> 0(0(1(3(2(x1))))) 2(1(0(0(x1)))) -> 2(0(0(1(3(x1))))) 2(1(0(0(x1)))) -> 1(1(3(2(0(0(x1)))))) 4(0(1(0(x1)))) -> 0(0(4(1(3(x1))))) 4(0(1(0(x1)))) -> 1(3(0(0(4(3(x1)))))) 4(0(1(0(x1)))) -> 0(5(0(1(3(4(x1)))))) 4(0(1(0(x1)))) -> 0(1(3(4(0(5(x1)))))) 5(0(1(0(x1)))) -> 0(0(1(3(5(3(x1)))))) 5(0(1(0(x1)))) -> 2(0(0(1(3(5(x1)))))) 2(4(1(0(x1)))) -> 0(4(1(3(2(x1))))) 2(4(1(0(x1)))) -> 4(2(1(3(0(4(x1)))))) 2(4(1(0(x1)))) -> 2(0(1(1(3(4(x1)))))) 4(0(5(0(x1)))) -> 5(3(0(0(4(x1))))) 4(0(5(0(x1)))) -> 4(3(0(0(5(x1))))) 5(0(5(0(x1)))) -> 5(0(0(2(5(3(x1)))))) 5(0(5(0(x1)))) -> 0(0(4(5(3(5(x1)))))) 5(0(5(0(x1)))) -> 0(0(4(3(5(5(x1)))))) 2(1(0(2(x1)))) -> 2(1(4(2(0(x1))))) 2(1(0(2(x1)))) -> 1(2(2(0(5(2(x1)))))) 2(1(0(2(x1)))) -> 0(2(2(3(1(3(x1)))))) 2(4(0(2(x1)))) -> 1(2(2(0(4(x1))))) 2(4(0(2(x1)))) -> 1(2(1(2(0(4(x1)))))) 2(5(0(2(x1)))) -> 2(2(5(1(2(0(x1)))))) 2(4(0(3(x1)))) -> 2(1(1(4(3(0(x1)))))) 2(4(0(3(x1)))) -> 2(0(1(3(3(4(x1)))))) 2(2(1(0(0(x1))))) -> 1(2(1(2(0(0(x1)))))) 2(3(1(0(0(x1))))) -> 4(0(2(1(3(0(x1)))))) 2(3(1(0(0(x1))))) -> 0(1(3(0(5(2(x1)))))) 2(2(5(0(0(x1))))) -> 1(2(5(2(0(0(x1)))))) 2(5(0(1(0(x1))))) -> 5(3(0(1(2(0(x1)))))) 5(5(0(1(0(x1))))) -> 5(0(0(5(3(1(x1)))))) 5(0(2(1(0(x1))))) -> 0(1(2(5(0(4(x1)))))) 4(0(3(1(0(x1))))) -> 0(4(4(3(0(1(x1)))))) 2(4(3(1(0(x1))))) -> 4(3(0(1(2(4(x1)))))) 2(2(4(1(0(x1))))) -> 2(4(2(0(1(1(x1)))))) 4(2(4(1(0(x1))))) -> 4(1(3(2(0(4(x1)))))) 2(3(4(1(0(x1))))) -> 4(4(0(2(1(3(x1)))))) 5(0(0(3(0(x1))))) -> 0(0(0(1(3(5(x1)))))) 4(0(1(4(0(x1))))) -> 0(4(1(2(0(4(x1)))))) 2(2(3(4(0(x1))))) -> 2(5(3(0(2(4(x1)))))) 4(0(1(5(0(x1))))) -> 0(0(1(4(2(5(x1)))))) 2(4(1(5(0(x1))))) -> 2(1(5(3(0(4(x1)))))) 2(1(0(1(2(x1))))) -> 3(2(0(1(1(2(x1)))))) 2(5(0(4(2(x1))))) -> 2(5(3(2(4(0(x1)))))) 2(1(0(0(3(x1))))) -> 2(0(1(5(3(0(x1)))))) 2(5(0(0(3(x1))))) -> 1(5(3(0(0(2(x1)))))) 2(4(5(0(3(x1))))) -> 1(2(5(3(0(4(x1)))))) 2(1(0(2(3(x1))))) -> 2(0(1(3(1(2(x1)))))) 2(5(0(2(3(x1))))) -> 5(4(3(2(0(2(x1)))))) 2(5(0(2(3(x1))))) -> 2(2(2(0(3(5(x1)))))) Bounds Processor: bound: 1 enrichment: match automaton: final states: {201,197,193,191,186,182,177,172,169,164,160,158,157, 153,150,145,140,135,131,125,122,119,116,112,109,105, 100,96,93,90,86,81,77,72,68,64,61,58,55,50,48,43,38, 32,26,21,18,12,7,1} transitions: 41(231) -> 232* 41(227) -> 228* 41(205) -> 206* 01(224) -> 225* 01(206) -> 207* 01(207) -> 208* 01(225) -> 226* 00(168) -> 164* 00(47) -> 157* 00(13) -> 14* 00(5) -> 6* 00(31) -> 26* 00(187) -> 188* 00(44) -> 202* 00(34) -> 62* 00(41) -> 42* 00(142) -> 143* 00(154) -> 155* 00(97) -> 123* 00(174) -> 175* 00(126) -> 136* 00(82) -> 83* 00(20) -> 18* 00(75) -> 76* 00(42) -> 38* 00(22) -> 23* 00(129) -> 130* 00(45) -> 46* 00(195) -> 196* 00(27) -> 51* 00(33) -> 34* 00(29) -> 30* 00(139) -> 135* 00(23) -> 24* 00(70) -> 71* 00(66) -> 67* 00(141) -> 161* 00(118) -> 116* 00(6) -> 1* 00(3) -> 187* 00(89) -> 86* 00(76) -> 72* 00(37) -> 32* 00(159) -> 158* 00(107) -> 108* 00(71) -> 68* 00(19) -> 20* 00(146) -> 147* 00(49) -> 48* 00(184) -> 185* 00(10) -> 11* 00(134) -> 131* 00(128) -> 129* 00(65) -> 66* 00(9) -> 10* 00(56) -> 57* 00(46) -> 47* 00(114) -> 115* 00(51) -> 59* 00(167) -> 168* 00(2) -> 13* f60() -> 2* 50(51) -> 132* 50(67) -> 64* 50(15) -> 120* 50(33) -> 73* 50(101) -> 183* 50(52) -> 170* 50(8) -> 39* 50(44) -> 69* 50(124) -> 122* 50(30) -> 31* 50(3) -> 82* 50(2) -> 33* 50(162) -> 163* 50(127) -> 128* 50(130) -> 125* 50(97) -> 98* 50(200) -> 197* 50(189) -> 190* 50(60) -> 58* 50(180) -> 181* 40(2) -> 27* 40(115) -> 112* 40(199) -> 200* 40(144) -> 140* 40(138) -> 139* 40(34) -> 35* 40(137) -> 138* 40(74) -> 75* 40(165) -> 166* 40(9) -> 19* 40(156) -> 153* 40(155) -> 156* 40(148) -> 149* 40(13) -> 178* 40(54) -> 50* 40(69) -> 70* 40(152) -> 150* 40(94) -> 159* 40(63) -> 61* 40(5) -> 49* 40(78) -> 79* 40(8) -> 22* 40(101) -> 102* 10(190) -> 186* 10(52) -> 53* 10(16) -> 17* 10(44) -> 45* 10(4) -> 5* 10(141) -> 142* 10(2) -> 126* 10(17) -> 12* 10(103) -> 104* 10(133) -> 134* 10(117) -> 118* 10(15) -> 110* 10(102) -> 103* 10(192) -> 191* 10(101) -> 113* 10(25) -> 21* 10(111) -> 109* 10(121) -> 119* 10(40) -> 41* 10(3) -> 173* 10(28) -> 29* 10(29) -> 56* 10(36) -> 37* 10(92) -> 90* 10(194) -> 195* 10(79) -> 80* 10(95) -> 93* 10(8) -> 9* 10(173) -> 174* 10(85) -> 81* 10(166) -> 167* 10(183) -> 184* 10(91) -> 94* 10(78) -> 97* 10(170) -> 171* 10(126) -> 146* 10(151) -> 152* 10(106) -> 107* 20(196) -> 193* 20(149) -> 145* 20(171) -> 169* 20(104) -> 100* 20(94) -> 95* 20(33) -> 165* 20(178) -> 179* 20(53) -> 54* 20(204) -> 201* 20(39) -> 65* 20(84) -> 85* 20(170) -> 192* 20(57) -> 55* 20(13) -> 78* 20(163) -> 160* 20(27) -> 141* 20(14) -> 15* 20(181) -> 177* 20(99) -> 96* 20(9) -> 154* 20(108) -> 105* 20(11) -> 7* 20(203) -> 204* 20(187) -> 198* 20(91) -> 92* 20(47) -> 43* 20(185) -> 182* 20(83) -> 84* 20(80) -> 77* 20(87) -> 88* 20(98) -> 99* 20(202) -> 203* 20(88) -> 89* 20(147) -> 148* 20(110) -> 111* 20(51) -> 91* 20(113) -> 114* 20(120) -> 121* 20(175) -> 176* 20(132) -> 133* 20(2) -> 3* 30(188) -> 189* 30(176) -> 172* 30(2) -> 8* 30(28) -> 106* 30(13) -> 101* 30(126) -> 127* 30(161) -> 162* 30(39) -> 40* 30(15) -> 16* 30(62) -> 63* 30(136) -> 137* 30(27) -> 28* 30(179) -> 180* 30(198) -> 199* 30(83) -> 117* 30(59) -> 60* 30(9) -> 87* 30(143) -> 144* 30(123) -> 124* 30(24) -> 25* 30(91) -> 151* 30(33) -> 44* 30(3) -> 4* 30(73) -> 74* 30(173) -> 194* 30(35) -> 36* 30(51) -> 52* 51(233) -> 234* 51(209) -> 210* 51(223) -> 224* 31(208) -> 209* 31(226) -> 227* 228 -> 35* 191 -> 3,141 210 -> 35* 43 -> 33* 131 -> 33* 68 -> 33* 164 -> 27,178 160 -> 3* 48 -> 3,141 158 -> 27,178 64 -> 33* 182 -> 3* 234 -> 224* 7 -> 3* 100 -> 3,141,179 140 -> 3,141 77 -> 3* 169 -> 3,141 112 -> 3* 12 -> 3* 93 -> 3,141,179 66 -> 223,205 232 -> 206* 105 -> 3,141,179 109 -> 3* 153 -> 3* 116 -> 3* 172 -> 3* 150 -> 27* 72 -> 33* 186 -> 3,165 21 -> 27,178 177 -> 3,165,133 201 -> 3,165 58 -> 27,178,35 86 -> 3* 38 -> 33* 125 -> 33,73 26 -> 27,178 135 -> 27,178 197 -> 3,165 1 -> 3* 193 -> 3* 90 -> 3,141,179 55 -> 3,141 50 -> 3,141 18 -> 27,178 122 -> 3,165 145 -> 3* 119 -> 3* 129 -> 233,231 96 -> 3,165 81 -> 3* 32 -> 27,178 61 -> 27,178,35 157 -> 33* problem: Qed