1.40/0.53 YES 1.47/0.56 1.47/0.56 1.47/0.56 The system was reversed. 1.47/0.56 1.47/0.56 Remains to prove termination of the 4-rule system 1.47/0.56 { s a -> a s , 1.47/0.56 s b a b -> a s b a , 1.47/0.56 b b a b -> b a b a , 1.47/0.56 a a b a -> a b a b } 1.47/0.56 1.47/0.56 1.47/0.56 The dependency pairs transformation was applied. 1.47/0.56 1.47/0.56 Remains to prove termination of the 18-rule system 1.47/0.56 { (s,true) (a,false) -> (a,true) (s,false) , 1.47/0.56 (s,true) (a,false) -> (s,true) , 1.47/0.56 (s,true) (b,false) (a,false) (b,false) -> (a,true) (s,false) (b,false) (a,false) , 1.47/0.56 (s,true) (b,false) (a,false) (b,false) -> (s,true) (b,false) (a,false) , 1.47/0.56 (s,true) (b,false) (a,false) (b,false) -> (b,true) (a,false) , 1.47/0.56 (s,true) (b,false) (a,false) (b,false) -> (a,true) , 1.47/0.56 (b,true) (b,false) (a,false) (b,false) -> (b,true) (a,false) (b,false) (a,false) , 1.47/0.56 (b,true) (b,false) (a,false) (b,false) -> (a,true) (b,false) (a,false) , 1.47/0.56 (b,true) (b,false) (a,false) (b,false) -> (b,true) (a,false) , 1.47/0.56 (b,true) (b,false) (a,false) (b,false) -> (a,true) , 1.47/0.56 (a,true) (a,false) (b,false) (a,false) -> (a,true) (b,false) (a,false) (b,false) , 1.47/0.56 (a,true) (a,false) (b,false) (a,false) -> (b,true) (a,false) (b,false) , 1.47/0.56 (a,true) (a,false) (b,false) (a,false) -> (a,true) (b,false) , 1.47/0.56 (a,true) (a,false) (b,false) (a,false) -> (b,true) , 1.47/0.56 (s,false) (a,false) ->= (a,false) (s,false) , 1.47/0.56 (s,false) (b,false) (a,false) (b,false) ->= (a,false) (s,false) (b,false) (a,false) , 1.47/0.56 (b,false) (b,false) (a,false) (b,false) ->= (b,false) (a,false) (b,false) (a,false) , 1.47/0.56 (a,false) (a,false) (b,false) (a,false) ->= (a,false) (b,false) (a,false) (b,false) } 1.47/0.56 1.47/0.56 1.47/0.56 1.47/0.56 1.47/0.56 The system was filtered by the following matrix interpretation 1.47/0.56 of type E_J with J = {1,...,2} and dimension 2: 1.47/0.56 1.47/0.56 (s,true) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 1 | 1.47/0.56 | 0 1 | 1.47/0.56 \ / 1.47/0.56 (a,false) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 | 1.47/0.56 | 0 1 | 1.47/0.56 \ / 1.47/0.56 (a,true) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 | 1.47/0.56 | 0 1 | 1.47/0.56 \ / 1.47/0.56 (s,false) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 | 1.47/0.56 | 0 1 | 1.47/0.56 \ / 1.47/0.56 (b,false) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 | 1.47/0.56 | 0 1 | 1.47/0.56 \ / 1.47/0.56 (b,true) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 | 1.47/0.56 | 0 1 | 1.47/0.56 \ / 1.47/0.56 1.47/0.56 Remains to prove termination of the 14-rule system 1.47/0.56 { (s,true) (a,false) -> (s,true) , 1.47/0.56 (s,true) (b,false) (a,false) (b,false) -> (s,true) (b,false) (a,false) , 1.47/0.56 (b,true) (b,false) (a,false) (b,false) -> (b,true) (a,false) (b,false) (a,false) , 1.47/0.56 (b,true) (b,false) (a,false) (b,false) -> (a,true) (b,false) (a,false) , 1.47/0.56 (b,true) (b,false) (a,false) (b,false) -> (b,true) (a,false) , 1.47/0.56 (b,true) (b,false) (a,false) (b,false) -> (a,true) , 1.47/0.56 (a,true) (a,false) (b,false) (a,false) -> (a,true) (b,false) (a,false) (b,false) , 1.47/0.56 (a,true) (a,false) (b,false) (a,false) -> (b,true) (a,false) (b,false) , 1.47/0.56 (a,true) (a,false) (b,false) (a,false) -> (a,true) (b,false) , 1.47/0.56 (a,true) (a,false) (b,false) (a,false) -> (b,true) , 1.47/0.56 (s,false) (a,false) ->= (a,false) (s,false) , 1.47/0.56 (s,false) (b,false) (a,false) (b,false) ->= (a,false) (s,false) (b,false) (a,false) , 1.47/0.56 (b,false) (b,false) (a,false) (b,false) ->= (b,false) (a,false) (b,false) (a,false) , 1.47/0.56 (a,false) (a,false) (b,false) (a,false) ->= (a,false) (b,false) (a,false) (b,false) } 1.47/0.56 1.47/0.56 1.47/0.56 The system was filtered by the following matrix interpretation 1.47/0.56 of type E_J with J = {1,...,2} and dimension 2: 1.47/0.56 1.47/0.56 (s,true) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 | 1.47/0.56 | 0 1 | 1.47/0.56 \ / 1.47/0.56 (a,false) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 1 | 1.47/0.56 | 0 1 | 1.47/0.56 \ / 1.47/0.56 (a,true) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 | 1.47/0.56 | 0 1 | 1.47/0.56 \ / 1.47/0.56 (s,false) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 | 1.47/0.56 | 0 1 | 1.47/0.56 \ / 1.47/0.56 (b,false) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 1 | 1.47/0.56 | 0 1 | 1.47/0.56 \ / 1.47/0.56 (b,true) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 | 1.47/0.56 | 0 1 | 1.47/0.56 \ / 1.47/0.56 1.47/0.56 Remains to prove termination of the 6-rule system 1.47/0.56 { (b,true) (b,false) (a,false) (b,false) -> (b,true) (a,false) (b,false) (a,false) , 1.47/0.56 (a,true) (a,false) (b,false) (a,false) -> (a,true) (b,false) (a,false) (b,false) , 1.47/0.56 (s,false) (a,false) ->= (a,false) (s,false) , 1.47/0.56 (s,false) (b,false) (a,false) (b,false) ->= (a,false) (s,false) (b,false) (a,false) , 1.47/0.56 (b,false) (b,false) (a,false) (b,false) ->= (b,false) (a,false) (b,false) (a,false) , 1.47/0.56 (a,false) (a,false) (b,false) (a,false) ->= (a,false) (b,false) (a,false) (b,false) } 1.47/0.56 1.47/0.56 1.47/0.56 The system was filtered by the following matrix interpretation 1.47/0.56 of type E_J with J = {1,...,2} and dimension 5: 1.47/0.56 1.47/0.56 (s,true) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 0 0 0 | 1.47/0.56 | 0 1 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 \ / 1.47/0.56 (a,false) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 0 0 0 | 1.47/0.56 | 0 1 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 1 1 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 \ / 1.47/0.56 (a,true) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 0 0 0 | 1.47/0.56 | 0 1 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 \ / 1.47/0.56 (s,false) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 0 0 0 | 1.47/0.56 | 0 1 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 \ / 1.47/0.56 (b,false) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 0 0 0 | 1.47/0.56 | 0 1 0 0 0 | 1.47/0.56 | 0 0 1 1 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 1 0 0 0 | 1.47/0.56 \ / 1.47/0.56 (b,true) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 1 0 0 | 1.47/0.56 | 0 1 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 \ / 1.47/0.56 1.47/0.56 Remains to prove termination of the 5-rule system 1.47/0.56 { (a,true) (a,false) (b,false) (a,false) -> (a,true) (b,false) (a,false) (b,false) , 1.47/0.56 (s,false) (a,false) ->= (a,false) (s,false) , 1.47/0.56 (s,false) (b,false) (a,false) (b,false) ->= (a,false) (s,false) (b,false) (a,false) , 1.47/0.56 (b,false) (b,false) (a,false) (b,false) ->= (b,false) (a,false) (b,false) (a,false) , 1.47/0.56 (a,false) (a,false) (b,false) (a,false) ->= (a,false) (b,false) (a,false) (b,false) } 1.47/0.56 1.47/0.56 1.47/0.56 The system was filtered by the following matrix interpretation 1.47/0.56 of type E_J with J = {1,...,2} and dimension 3: 1.47/0.56 1.47/0.56 (s,true) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 0 | 1.47/0.56 | 0 1 0 | 1.47/0.56 | 0 0 0 | 1.47/0.56 \ / 1.47/0.56 (a,false) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 0 | 1.47/0.56 | 0 1 0 | 1.47/0.56 | 0 1 1 | 1.47/0.56 \ / 1.47/0.56 (a,true) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 0 | 1.47/0.56 | 0 1 0 | 1.47/0.56 | 0 0 0 | 1.47/0.56 \ / 1.47/0.56 (s,false) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 1 | 1.47/0.56 | 0 1 0 | 1.47/0.56 | 0 0 1 | 1.47/0.56 \ / 1.47/0.56 (b,false) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 0 | 1.47/0.56 | 0 1 0 | 1.47/0.56 | 0 1 1 | 1.47/0.56 \ / 1.47/0.56 (b,true) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 0 | 1.47/0.56 | 0 1 0 | 1.47/0.56 | 0 0 0 | 1.47/0.56 \ / 1.47/0.56 1.47/0.56 Remains to prove termination of the 3-rule system 1.47/0.56 { (a,true) (a,false) (b,false) (a,false) -> (a,true) (b,false) (a,false) (b,false) , 1.47/0.56 (b,false) (b,false) (a,false) (b,false) ->= (b,false) (a,false) (b,false) (a,false) , 1.47/0.56 (a,false) (a,false) (b,false) (a,false) ->= (a,false) (b,false) (a,false) (b,false) } 1.47/0.56 1.47/0.56 1.47/0.56 The system was filtered by the following matrix interpretation 1.47/0.56 of type E_J with J = {1,...,2} and dimension 5: 1.47/0.56 1.47/0.56 (s,true) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 0 0 0 | 1.47/0.56 | 0 1 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 \ / 1.47/0.56 (a,false) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 0 0 0 | 1.47/0.56 | 0 1 0 0 0 | 1.47/0.56 | 0 0 1 1 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 1 0 0 0 | 1.47/0.56 \ / 1.47/0.56 (a,true) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 1 0 0 | 1.47/0.56 | 0 1 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 \ / 1.47/0.56 (s,false) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 0 0 0 | 1.47/0.56 | 0 1 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 \ / 1.47/0.56 (b,false) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 0 0 0 | 1.47/0.56 | 0 1 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 1 1 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 \ / 1.47/0.56 (b,true) is interpreted by 1.47/0.56 / \ 1.47/0.56 | 1 0 0 0 0 | 1.47/0.56 | 0 1 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 | 0 0 0 0 0 | 1.47/0.56 \ / 1.47/0.56 1.47/0.56 Remains to prove termination of the 2-rule system 1.47/0.56 { (b,false) (b,false) (a,false) (b,false) ->= (b,false) (a,false) (b,false) (a,false) , 1.47/0.56 (a,false) (a,false) (b,false) (a,false) ->= (a,false) (b,false) (a,false) (b,false) } 1.47/0.56 1.47/0.56 1.47/0.56 The system is trivially terminating. 1.47/0.58 EOF