0.00/0.32 NO 0.00/0.32 0.00/0.32 0.00/0.32 The system was reversed. 0.00/0.32 0.00/0.32 Remains to prove termination of the 3-rule system 0.00/0.32 { a -> , 0.00/0.32 a -> b , 0.00/0.32 c b b -> b a c c c a } 0.00/0.32 0.00/0.32 0.00/0.32 Loop of length 11 starting with a string of length 5 using right expansion 0.00/0.32 and the encoding {a=a, b=b, c=c}: 0.00/0.32 0.00/0.32 .cbb.bb 0.00/0.32 rule cbb -> baccca at position 0 0.00/0.32 .baccca.bb 0.00/0.32 rule a -> b at position 5 0.00/0.32 .bacccb.bb 0.00/0.32 rule cbb -> baccca at position 4 0.00/0.32 .baccbaccca.b 0.00/0.32 rule a -> b at position 5 0.00/0.32 .baccbbccca.b 0.00/0.32 rule a -> b at position 9 0.00/0.32 .baccbbcccb.b 0.00/0.32 rule cbb -> baccca at position 8 0.00/0.32 .baccbbccbaccca. 0.00/0.32 rule a -> b at position 9 0.00/0.32 .baccbbccbbccca. 0.00/0.32 rule cbb -> baccca at position 7 0.00/0.32 .baccbbcbacccaccca. 0.00/0.32 rule a -> b at position 8 0.00/0.32 .baccbbcbbcccaccca. 0.00/0.32 rule cbb -> baccca at position 6 0.00/0.32 .baccbbbacccacccaccca. 0.00/0.32 rule a -> b at position 7 0.00/0.32 .baccbbbbcccacccaccca. 0.00/0.37 EOF