12.56/3.41 NO 12.56/3.41 Loop of length 22 starting with a string of length 11 using right expansion 12.56/3.41 and the encoding {a=a, b=c, c=b}: 12.56/3.41 12.56/3.41 .aba.aaaacbaa 12.56/3.41 rule aba -> baa at position 0 12.56/3.41 .baa.aaaacbaa 12.56/3.41 rule baa -> aac at position 0 12.56/3.41 .aac.aaaacbaa 12.56/3.41 rule aca ->= abb at position 1 12.56/3.41 .aabb.aaacbaa 12.56/3.41 rule baa -> aac at position 3 12.56/3.41 .aabaac.acbaa 12.56/3.41 rule aca ->= abb at position 4 12.56/3.41 .aabaabb.cbaa 12.56/3.41 rule baa -> aac at position 2 12.56/3.41 .aaaacbb.cbaa 12.56/3.41 rule bcb -> cba at position 6 12.56/3.41 .aaaacbcba.aa 12.56/3.41 rule bcb -> cba at position 5 12.56/3.41 .aaaaccbaa.aa 12.56/3.41 rule ccb -> cac at position 4 12.56/3.41 .aaaacacaa.aa 12.56/3.41 rule aca ->= abb at position 5 12.56/3.41 .aaaacabba.aa 12.56/3.41 rule aca ->= abb at position 3 12.56/3.41 .aaaabbbba.aa 12.56/3.41 rule baa -> aac at position 7 12.56/3.41 .aaaabbbaac.a 12.56/3.41 rule aca ->= abb at position 8 12.56/3.41 .aaaabbbaabb. 12.56/3.41 rule baa -> aac at position 6 12.56/3.41 .aaaabbaacbb. 12.56/3.41 rule baa -> aac at position 5 12.56/3.41 .aaaabaaccbb. 12.56/3.41 rule aba -> baa at position 3 12.56/3.41 .aaabaaaccbb. 12.56/3.41 rule aba -> baa at position 2 12.56/3.41 .aabaaaaccbb. 12.56/3.41 rule aba -> baa at position 1 12.56/3.41 .abaaaaaccbb. 12.56/3.41 rule ccb -> cac at position 7 12.56/3.41 .abaaaaacacb. 12.56/3.41 rule aca ->= abb at position 6 12.56/3.41 .abaaaaabbcb. 12.56/3.41 rule bcb -> cba at position 8 12.56/3.41 .abaaaaabcba. 12.56/3.41 rule bcb -> cba at position 7 12.56/3.41 .abaaaaacbaa. 12.56/3.47 EOF