YES Problem: 0(0(0(x1))) -> 0(0(1(0(1(x1))))) 0(2(0(x1))) -> 0(0(2(1(1(x1))))) 0(3(2(x1))) -> 2(1(3(0(x1)))) 0(4(2(x1))) -> 4(1(1(1(0(2(x1)))))) 3(0(4(x1))) -> 0(1(3(4(1(x1))))) 3(2(0(x1))) -> 0(2(1(3(x1)))) 3(2(0(x1))) -> 3(0(2(1(x1)))) 3(2(0(x1))) -> 0(1(2(1(3(x1))))) 3(2(0(x1))) -> 3(0(1(2(1(4(x1)))))) 3(2(4(x1))) -> 1(2(1(3(3(4(x1)))))) 3(2(4(x1))) -> 4(1(2(1(1(3(x1)))))) 3(2(5(x1))) -> 1(3(5(2(x1)))) 3(2(5(x1))) -> 3(1(4(5(2(x1))))) 3(2(5(x1))) -> 1(1(3(3(5(2(x1)))))) 3(2(5(x1))) -> 1(3(4(5(4(2(x1)))))) 3(5(0(x1))) -> 3(1(0(5(1(1(x1)))))) 5(0(2(x1))) -> 1(1(0(2(5(x1))))) 5(0(4(x1))) -> 0(5(4(1(1(x1))))) 5(2(4(x1))) -> 5(2(1(1(3(4(x1)))))) 5(3(2(x1))) -> 1(1(3(5(1(2(x1)))))) 5(5(0(x1))) -> 5(1(1(5(0(x1))))) 0(0(2(4(x1)))) -> 0(4(0(2(1(1(x1)))))) 0(3(1(2(x1)))) -> 1(1(3(0(2(x1))))) 0(3(2(4(x1)))) -> 2(1(3(0(4(4(x1)))))) 0(4(3(2(x1)))) -> 2(3(4(0(1(x1))))) 3(0(2(4(x1)))) -> 3(0(4(2(1(1(x1)))))) 3(0(5(4(x1)))) -> 3(4(0(5(1(3(x1)))))) 3(1(0(0(x1)))) -> 0(1(1(3(0(1(x1)))))) 3(2(4(0(x1)))) -> 3(1(0(4(2(x1))))) 3(2(4(5(x1)))) -> 3(1(4(2(1(5(x1)))))) 3(2(5(4(x1)))) -> 3(4(3(5(2(x1))))) 3(5(3(2(x1)))) -> 3(3(0(2(5(x1))))) 4(0(4(2(x1)))) -> 4(4(2(1(3(0(x1)))))) 4(3(2(0(x1)))) -> 0(2(1(3(4(x1))))) 5(4(1(0(x1)))) -> 5(1(1(4(0(1(x1)))))) 5(5(0(0(x1)))) -> 1(1(0(5(5(0(x1)))))) 5(5(2(2(x1)))) -> 5(5(1(1(2(2(x1)))))) 0(0(1(2(4(x1))))) -> 0(0(2(1(1(4(x1)))))) 0(5(3(1(2(x1))))) -> 5(2(1(3(1(0(x1)))))) 0(5(5(1(0(x1))))) -> 5(0(0(5(1(1(x1)))))) 3(0(1(4(5(x1))))) -> 3(4(0(5(1(1(x1)))))) 3(0(3(1(2(x1))))) -> 0(2(1(1(3(3(x1)))))) 3(2(2(0(4(x1))))) -> 3(2(2(0(1(4(x1)))))) 3(5(1(4(0(x1))))) -> 1(3(3(4(5(0(x1)))))) 3(5(3(0(4(x1))))) -> 3(0(1(5(3(4(x1)))))) 5(1(0(2(4(x1))))) -> 2(1(5(4(0(3(x1)))))) 5(1(3(2(0(x1))))) -> 2(3(5(0(1(1(x1)))))) 5(4(2(0(2(x1))))) -> 5(0(4(2(1(2(x1)))))) Proof: Bounds Processor: bound: 2 enrichment: match automaton: final states: {179,175,170,166,162,158,153,151,149,144,140,135,131, 128,126,124,122,120,115,112,108,104,101,98,93,90,88, 84,79,75,72,67,63,58,55,52,49,45,40,34,32,29,25,21, 15,11,7,1} transitions: 52(467) -> 468* 52(464) -> 465* 52(323) -> 324* 52(320) -> 321* 12(322) -> 323* 12(321) -> 322* 12(465) -> 466* 12(466) -> 467* 51(282) -> 283* 51(390) -> 391* 51(445) -> 446* 51(314) -> 315* 51(438) -> 439* 51(258) -> 259* 51(349) -> 350* 51(313) -> 314* 51(444) -> 445* 51(411) -> 412* 51(419) -> 420* 51(285) -> 286* 51(266) -> 267* 51(441) -> 442* 01(363) -> 364* 01(397) -> 398* 01(420) -> 421* 01(259) -> 260* 01(405) -> 406* 01(393) -> 394* 01(289) -> 290* 01(339) -> 340* 01(296) -> 297* 01(337) -> 338* 01(446) -> 447* 01(474) -> 475* 01(315) -> 316* 01(482) -> 483* 01(391) -> 392* 01(241) -> 242* 01(205) -> 206* 01(267) -> 268* 01(235) -> 236* 01(443) -> 444* 01(281) -> 282* 01(184) -> 185* 01(292) -> 293* 01(362) -> 363* 01(331) -> 332* 01(375) -> 376* 01(212) -> 213* 01(437) -> 438* 01(351) -> 352* 01(312) -> 313* 00(69) -> 70* 00(102) -> 103* 00(168) -> 169* 00(5) -> 6* 00(59) -> 113* 00(16) -> 17* 00(142) -> 143* 00(143) -> 140* 00(127) -> 126* 00(33) -> 32* 00(111) -> 108* 00(132) -> 133* 00(94) -> 95* 00(6) -> 1* 00(3) -> 4* 00(89) -> 88* 00(181) -> 182* 00(38) -> 39* 00(74) -> 72* 00(26) -> 171* 00(8) -> 176* 00(24) -> 21* 00(36) -> 159* 00(30) -> 31* 00(64) -> 65* 00(105) -> 106* 00(10) -> 7* 00(65) -> 150* 00(9) -> 10* 00(28) -> 25* 00(157) -> 153* 00(2) -> 12* f60() -> 2* 50(150) -> 149* 50(78) -> 75* 50(8) -> 64* 50(27) -> 105* 50(41) -> 167* 50(2) -> 68* 50(148) -> 144* 50(80) -> 81* 50(85) -> 132* 50(182) -> 179* 50(73) -> 74* 50(130) -> 128* 50(139) -> 135* 50(172) -> 173* 50(12) -> 85* 50(87) -> 84* 50(16) -> 50* 50(59) -> 60* 50(176) -> 177* 50(138) -> 139* 40(2) -> 35* 40(51) -> 121* 40(180) -> 181* 40(85) -> 163* 40(65) -> 152* 40(3) -> 22* 40(35) -> 94* 40(48) -> 45* 40(16) -> 59* 40(9) -> 102* 40(20) -> 15* 40(10) -> 89* 40(4) -> 99* 40(60) -> 61* 40(11) -> 125* 40(117) -> 118* 40(50) -> 53* 40(171) -> 172* 40(8) -> 73* 40(106) -> 107* 40(125) -> 124* 10(16) -> 80* 10(44) -> 40* 10(68) -> 116* 10(4) -> 5* 10(2) -> 3* 10(17) -> 18* 10(133) -> 134* 10(62) -> 58* 10(71) -> 67* 10(53) -> 54* 10(13) -> 14* 10(27) -> 46* 10(83) -> 79* 10(146) -> 147* 10(12) -> 145* 10(96) -> 97* 10(57) -> 55* 10(113) -> 114* 10(154) -> 155* 10(47) -> 48* 10(3) -> 8* 10(28) -> 33* 10(82) -> 83* 10(18) -> 19* 10(36) -> 141* 10(56) -> 57* 10(109) -> 110* 10(129) -> 130* 10(92) -> 90* 10(155) -> 156* 10(110) -> 111* 10(134) -> 131* 10(167) -> 168* 10(99) -> 129* 10(35) -> 36* 10(136) -> 137* 10(51) -> 49* 10(173) -> 174* 10(118) -> 119* 10(85) -> 86* 10(86) -> 87* 10(19) -> 20* 10(37) -> 38* 10(91) -> 92* 10(76) -> 77* 10(41) -> 76* 10(42) -> 43* 10(26) -> 27* 10(165) -> 162* 10(70) -> 71* 10(23) -> 24* 10(137) -> 138* 10(65) -> 66* 30(35) -> 41* 30(22) -> 23* 30(81) -> 82* 30(145) -> 146* 30(121) -> 120* 30(39) -> 34* 30(66) -> 63* 30(107) -> 104* 30(169) -> 166* 30(17) -> 91* 30(54) -> 52* 30(163) -> 164* 30(99) -> 100* 30(61) -> 62* 30(123) -> 122* 30(114) -> 112* 30(12) -> 13* 30(70) -> 123* 30(164) -> 165* 30(119) -> 115* 30(4) -> 109* 30(50) -> 51* 30(103) -> 101* 30(51) -> 56* 30(26) -> 154* 30(152) -> 151* 30(161) -> 158* 30(177) -> 178* 30(95) -> 96* 30(31) -> 29* 30(2) -> 26* 30(41) -> 42* 20(100) -> 98* 20(156) -> 157* 20(147) -> 148* 20(178) -> 175* 20(2) -> 16* 20(116) -> 117* 20(43) -> 44* 20(160) -> 161* 20(36) -> 37* 20(14) -> 11* 20(97) -> 93* 20(76) -> 127* 20(27) -> 28* 20(68) -> 69* 20(159) -> 160* 20(80) -> 180* 20(8) -> 9* 20(77) -> 78* 20(3) -> 30* 20(174) -> 170* 20(141) -> 142* 20(46) -> 47* 20(16) -> 136* 41(209) -> 210* 41(238) -> 239* 41(265) -> 266* 41(188) -> 189* 41(372) -> 373* 41(216) -> 217* 41(232) -> 233* 41(389) -> 390* 31(293) -> 294* 31(373) -> 374* 31(261) -> 262* 31(239) -> 240* 31(422) -> 423* 31(475) -> 476* 31(233) -> 234* 21(211) -> 212* 21(477) -> 478* 21(361) -> 362* 21(204) -> 205* 21(481) -> 482* 21(350) -> 351* 21(183) -> 184* 02(463) -> 464* 02(319) -> 320* 02(355) -> 356* 02(413) -> 414* 11(352) -> 353* 11(237) -> 238* 11(440) -> 441* 11(256) -> 257* 11(359) -> 360* 11(264) -> 265* 11(489) -> 490* 11(284) -> 285* 11(185) -> 186* 11(294) -> 295* 11(353) -> 354* 11(257) -> 258* 11(374) -> 375* 11(317) -> 318* 11(283) -> 284* 11(295) -> 296* 11(418) -> 419* 11(213) -> 214* 11(439) -> 440* 11(207) -> 208* 11(403) -> 404* 11(206) -> 207* 11(417) -> 418* 11(476) -> 477* 11(214) -> 215* 11(421) -> 422* 11(240) -> 241* 11(316) -> 317* 11(360) -> 361* 11(448) -> 449* 11(480) -> 481* 11(231) -> 232* 11(479) -> 480* 11(447) -> 448* 11(208) -> 209* 11(263) -> 264* 11(291) -> 292* 11(371) -> 372* 11(234) -> 235* 11(187) -> 188* 11(186) -> 187* 11(388) -> 389* 11(215) -> 216* 11(260) -> 261* 238 -> 337* 312 -> 319* 262 -> 178* 151 -> 26,13,109 166 -> 26* 442 -> 283,85 354 -> 321,314 210 -> 182* 372 -> 388* 144 -> 282,12 412 -> 350* 74 -> 359* 131 -> 68,132 142 -> 405,403 340 -> 313* 324 -> 315* 267 -> 489* 398 -> 282* 242 -> 101* 160 -> 474* 414 -> 320* 115 -> 26* 158 -> 26* 35 -> 231* 162 -> 26* 189 -> 113* 64 -> 443* 126 -> 35* 290 -> 282* 217 -> 103* 7 -> 12,185,17 236 -> 96* 140 -> 12* 104 -> 26,13 112 -> 26* 63 -> 26* 93 -> 282,12,171 318 -> 132* 45 -> 26* 478 -> 171* 449 -> 283,85 11 -> 282,12,171 180 -> 263* 2 -> 281,183 143 -> 397* 67 -> 68,283,85 124 -> 35* 394 -> 282* 75 -> 68,50 52 -> 26* 88 -> 12* 153 -> 26,13 468 -> 446* 404 -> 292* 6 -> 289* 141 -> 411* 72 -> 68,283,85 21 -> 26,13 268 -> 179* 170 -> 68* 36 -> 479* 58 -> 26* 79 -> 68* 297 -> 146* 423 -> 13* 179 -> 68,60 135 -> 68* 392 -> 283,85 490 -> 360* 101 -> 26,13,91 332 -> 282* 8 -> 349,256,211 40 -> 26* 1 -> 12* 49 -> 26* 90 -> 282,12,171 175 -> 68,105 55 -> 26* 483 -> 474* 65 -> 437,417 34 -> 26* 443 -> 463* 5 -> 312,291 9 -> 339,237 108 -> 26,146 406 -> 313* 405 -> 413* 120 -> 26* 122 -> 26* 149 -> 282,12 84 -> 68* 15 -> 282,12 10 -> 371,331 286 -> 132* 98 -> 282,12 80 -> 204* 338 -> 293* 356 -> 320* 128 -> 68* 89 -> 393* 29 -> 26* 32 -> 26* 25 -> 26* 376 -> 13* 364 -> 70* 339 -> 355* problem: Qed