0.00/0.62 NO 0.00/0.62 0.00/0.62 0.00/0.62 The system was reversed. 0.00/0.62 0.00/0.62 Remains to prove termination of the 2-rule system 0.00/0.62 { a -> b , 0.00/0.62 c b b b -> a a b c c a } 0.00/0.62 0.00/0.62 0.00/0.62 Loop of length 26 starting with a string of length 10 using right expansion 0.00/0.62 and the encoding {a=a, b=b, c=c}: 0.00/0.62 0.00/0.62 .cbbb.bbbbbb 0.00/0.62 rule cbbb -> aabcca at position 0 0.00/0.62 .aabcca.bbbbbb 0.00/0.62 rule a -> b at position 5 0.00/0.62 .aabccb.bbbbbb 0.00/0.62 rule cbbb -> aabcca at position 4 0.00/0.62 .aabcaabcca.bbbb 0.00/0.62 rule a -> b at position 4 0.00/0.62 .aabcbabcca.bbbb 0.00/0.62 rule a -> b at position 5 0.00/0.62 .aabcbbbcca.bbbb 0.00/0.62 rule a -> b at position 9 0.00/0.62 .aabcbbbccb.bbbb 0.00/0.62 rule cbbb -> aabcca at position 8 0.00/0.62 .aabcbbbcaabcca.bb 0.00/0.62 rule a -> b at position 8 0.00/0.62 .aabcbbbcbabcca.bb 0.00/0.62 rule a -> b at position 9 0.00/0.62 .aabcbbbcbbbcca.bb 0.00/0.62 rule cbbb -> aabcca at position 7 0.00/0.62 .aabcbbbaabccacca.bb 0.00/0.62 rule a -> b at position 7 0.00/0.62 .aabcbbbbabccacca.bb 0.00/0.62 rule a -> b at position 8 0.00/0.62 .aabcbbbbbbccacca.bb 0.00/0.62 rule a -> b at position 12 0.00/0.62 .aabcbbbbbbccbcca.bb 0.00/0.62 rule a -> b at position 15 0.00/0.62 .aabcbbbbbbccbccb.bb 0.00/0.62 rule cbbb -> aabcca at position 14 0.00/0.62 .aabcbbbbbbccbcaabcca. 0.00/0.62 rule a -> b at position 14 0.00/0.62 .aabcbbbbbbccbcbabcca. 0.00/0.62 rule a -> b at position 15 0.00/0.62 .aabcbbbbbbccbcbbbcca. 0.00/0.62 rule cbbb -> aabcca at position 13 0.00/0.62 .aabcbbbbbbccbaabccacca. 0.00/0.62 rule a -> b at position 13 0.00/0.62 .aabcbbbbbbccbbabccacca. 0.00/0.62 rule a -> b at position 14 0.00/0.62 .aabcbbbbbbccbbbbccacca. 0.00/0.62 rule cbbb -> aabcca at position 11 0.00/0.62 .aabcbbbbbbcaabccabccacca. 0.00/0.62 rule a -> b at position 11 0.00/0.62 .aabcbbbbbbcbabccabccacca. 0.00/0.62 rule a -> b at position 12 0.00/0.62 .aabcbbbbbbcbbbccabccacca. 0.00/0.62 rule cbbb -> aabcca at position 10 0.00/0.62 .aabcbbbbbbaabccaccabccacca. 0.00/0.62 rule a -> b at position 10 0.00/0.62 .aabcbbbbbbbabccaccabccacca. 0.00/0.62 rule a -> b at position 11 0.00/0.62 .aabcbbbbbbbbbccaccabccacca. 1.82/0.72 EOF