YES
by ttt2 (version ttt2 1.15)
The rewrite relation of the following TRS is considered.
| a(b(a(a(a(b(x0)))))) | → | c(c(a(x0))) |
| c(x0) | → | b(a(a(a(b(x0))))) |
final states:
{5, 1}
transitions:
| 157 | → | 119 |
| 176 | → | 214 |
| 81 | → | 26 |
| 81 | → | 9 |
| 271 | → | 237 |
| 87 | → | 68 |
| 87 | → | 35 |
| 87 | → | 49 |
| 80 | → | 126 |
| 229 | → | 220 |
| 229 | → | 175 |
| 229 | → | 224 |
| 229 | → | 114 |
| 149 | → | 196 |
| 119 | → | 79 |
| 227 | → | 248 |
| 3 | → | 22 |
| 50 | → | 78 |
| 50 | → | 226 |
| 225 | → | 176 |
| 219 | → | 177 |
| 37 | → | 25 |
| 37 | → | 8 |
| 37 | → | 47 |
| 37 | → | 223 |
| 37 | → | 113 |
| 110 | → | 174 |
| 55 | → | 25 |
| 55 | → | 37 |
| 175 | → | 220 |
| 49 | → | 35 |
| 1 | → | 24 |
| 1 | → | 7 |
| 1 | → | 22 |
| 1 | → | 3 |
| 1 | → | 222 |
| 1 | → | 112 |
| 73 | → | 36 |
| 235 | → | 278 |
| 253 | → | 228 |
| 79 | → | 132 |
| 36 | → | 50 |
| 201 | → | 150 |
| 177 | → | 149 |
| 21 | → | 1 |
| 150 | → | 190 |
| 173 | → | 118 |
| 22 | → | 46 |
| 237 | → | 227 |
| 283 | → | 236 |
| 82 | → | 148 |
| 117 | → | 168 |
| 4 | → | 16 |
| 118 | → | 152 |
| 16 | → | 34 |
| 236 | → | 266 |
| 137 | → | 80 |
| 35 | → | 68 |
| 115 | → | 48 |
| 48 | → | 82 |
| 47 | → | 110 |
| 68 | → | 116 |
| 68 | → | 234 |
| 131 | → | 81 |
| 195 | → | 151 |
| 27 | → | 4 |
| 151 | → | 117 |
| 151 | → | 235 |
| 228 | → | 242 |
| 247 | → | 229 |
| b0(9) | → | 5 |
| b0(2) | → | 6 |
| a3(70) | → | 71 |
| a3(135) | → | 136 |
| a3(53) | → | 54 |
| a3(128) | → | 129 |
| a3(133) | → | 134 |
| a3(69) | → | 70 |
| a3(84) | → | 85 |
| a3(71) | → | 72 |
| a3(127) | → | 128 |
| a3(85) | → | 86 |
| a3(111) | → | 112 |
| a3(83) | → | 84 |
| a3(113) | → | 114 |
| a3(129) | → | 130 |
| a3(116) | → | 117 |
| a3(52) | → | 53 |
| a3(134) | → | 135 |
| a3(51) | → | 52 |
| a3(112) | → | 113 |
| c4(235) | → | 236 |
| c4(236) | → | 237 |
| c4(227) | → | 228 |
| c4(175) | → | 176 |
| c4(228) | → | 229 |
| c4(176) | → | 177 |
| c4(150) | → | 151 |
| c4(149) | → | 150 |
| c0(4) | → | 1 |
| c0(3) | → | 4 |
| a5(223) | → | 224 |
| a5(197) | → | 198 |
| a5(268) | → | 269 |
| a5(216) | → | 217 |
| a5(251) | → | 252 |
| a5(280) | → | 281 |
| a5(191) | → | 192 |
| a5(193) | → | 194 |
| a5(215) | → | 216 |
| a5(249) | → | 250 |
| a5(222) | → | 223 |
| a5(221) | → | 222 |
| a5(244) | → | 245 |
| a5(269) | → | 270 |
| a5(192) | → | 193 |
| a5(279) | → | 280 |
| a5(245) | → | 246 |
| a5(199) | → | 200 |
| a5(198) | → | 199 |
| a5(243) | → | 244 |
| a5(217) | → | 218 |
| a5(281) | → | 282 |
| a5(250) | → | 251 |
| a5(267) | → | 268 |
| a1(23) | → | 24 |
| a1(19) | → | 20 |
| a1(18) | → | 19 |
| a1(25) | → | 26 |
| a1(17) | → | 18 |
| a1(24) | → | 25 |
| b5(278) | → | 279 |
| b5(220) | → | 221 |
| b5(246) | → | 247 |
| b5(248) | → | 249 |
| b5(242) | → | 243 |
| b5(252) | → | 253 |
| b5(214) | → | 215 |
| b5(200) | → | 201 |
| b5(190) | → | 191 |
| b5(224) | → | 225 |
| b5(194) | → | 195 |
| b5(270) | → | 271 |
| b5(218) | → | 219 |
| b5(196) | → | 197 |
| b5(266) | → | 267 |
| b5(282) | → | 283 |
| c2(35) | → | 36 |
| c2(48) | → | 49 |
| c2(80) | → | 81 |
| c2(79) | → | 80 |
| c2(36) | → | 37 |
| c2(47) | → | 48 |
| c3(118) | → | 119 |
| c3(117) | → | 118 |
| a2(78) | → | 79 |
| a2(46) | → | 47 |
| a2(34) | → | 35 |
| b1(26) | → | 27 |
| b1(22) | → | 23 |
| b1(20) | → | 21 |
| b1(16) | → | 17 |
| b4(156) | → | 157 |
| b4(168) | → | 169 |
| b4(172) | → | 173 |
| b4(152) | → | 153 |
| a4(154) | → | 155 |
| a4(169) | → | 170 |
| a4(153) | → | 154 |
| a4(234) | → | 235 |
| a4(148) | → | 149 |
| a4(226) | → | 227 |
| a4(155) | → | 156 |
| a4(171) | → | 172 |
| a4(170) | → | 171 |
| a4(174) | → | 175 |
| f30 | → | 2 |
| b3(132) | → | 133 |
| b3(82) | → | 83 |
| b3(86) | → | 87 |
| b3(50) | → | 51 |
| b3(136) | → | 137 |
| b3(54) | → | 55 |
| b3(72) | → | 73 |
| b3(110) | → | 111 |
| b3(114) | → | 115 |
| b3(126) | → | 127 |
| b3(130) | → | 131 |
| b3(68) | → | 69 |
| a0(8) | → | 9 |
| a0(6) | → | 7 |
| a0(2) | → | 3 |
| a0(7) | → | 8 |