0.00/0.25 NO 0.00/0.25 0.00/0.25 0.00/0.25 The system was reversed. 0.00/0.25 0.00/0.25 Remains to prove termination of the 1-rule system 0.00/0.25 { a b a b c -> c b c b a b a b a } 0.00/0.25 0.00/0.25 0.00/0.25 Loop of length 4 starting with a string of length 11 using right expansion 0.00/0.25 and the encoding {a=a, b=b, c=c}: 0.00/0.25 0.00/0.25 .ababc.babcbc 0.00/0.25 rule ababc -> cbcbababa at position 0 0.00/0.25 .cbcbababa.babcbc 0.00/0.25 rule ababc -> cbcbababa at position 8 0.00/0.25 .cbcbababcbcbababa.bc 0.00/0.25 rule ababc -> cbcbababa at position 4 0.00/0.25 .cbcbcbcbabababcbababa.bc 0.00/0.25 rule ababc -> cbcbababa at position 18 0.00/0.25 .cbcbcbcbabababcbabcbcbababa. 0.00/0.29 EOF