/export/starexec/sandbox/solver/bin/starexec_run_default /export/starexec/sandbox/benchmark/theBenchmark.xml /export/starexec/sandbox/output/output_files -------------------------------------------------------------------------------- YES Problem 1: (VAR I P X X1 X2 Y Z) (RULES a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ) (STRATEGY INNERMOST) Problem 1: Dependency Pairs Processor: -> Pairs: A____(__(X,Y),Z) -> A____(mark(X),a____(mark(Y),mark(Z))) A____(__(X,Y),Z) -> A____(mark(Y),mark(Z)) A____(__(X,Y),Z) -> MARK(X) A____(__(X,Y),Z) -> MARK(Y) A____(__(X,Y),Z) -> MARK(Z) A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> A__ISNEPAL(mark(X)) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt Problem 1: SCC Processor: -> Pairs: A____(__(X,Y),Z) -> A____(mark(X),a____(mark(Y),mark(Z))) A____(__(X,Y),Z) -> A____(mark(Y),mark(Z)) A____(__(X,Y),Z) -> MARK(X) A____(__(X,Y),Z) -> MARK(Y) A____(__(X,Y),Z) -> MARK(Z) A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> A__ISNEPAL(mark(X)) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Strongly Connected Components: ->->Cycle: ->->-> Pairs: A____(__(X,Y),Z) -> A____(mark(X),a____(mark(Y),mark(Z))) A____(__(X,Y),Z) -> A____(mark(Y),mark(Z)) A____(__(X,Y),Z) -> MARK(X) A____(__(X,Y),Z) -> MARK(Y) A____(__(X,Y),Z) -> MARK(Z) A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) ->->-> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt Problem 1: Reduction Pairs Processor: -> Pairs: A____(__(X,Y),Z) -> A____(mark(X),a____(mark(Y),mark(Z))) A____(__(X,Y),Z) -> A____(mark(Y),mark(Z)) A____(__(X,Y),Z) -> MARK(X) A____(__(X,Y),Z) -> MARK(Y) A____(__(X,Y),Z) -> MARK(Z) A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt -> Usable rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Interpretation type: Linear ->Coefficients: Natural Numbers ->Dimension: 1 ->Bound: 2 ->Interpretation: [a____](X1,X2) = 2.X1 + X2 + 2 [a__and](X1,X2) = 2.X1 + 2.X2 + 2 [a__isNePal](X) = X + 1 [mark](X) = X [__](X1,X2) = 2.X1 + X2 + 2 [and](X1,X2) = 2.X1 + 2.X2 + 2 [isNePal](X) = X + 1 [nil] = 2 [tt] = 2 [A____](X1,X2) = 2.X1 + X2 [A__AND](X1,X2) = 2.X1 + 2.X2 [MARK](X) = X Problem 1: SCC Processor: -> Pairs: A____(__(X,Y),Z) -> A____(mark(Y),mark(Z)) A____(__(X,Y),Z) -> MARK(X) A____(__(X,Y),Z) -> MARK(Y) A____(__(X,Y),Z) -> MARK(Z) A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Strongly Connected Components: ->->Cycle: ->->-> Pairs: A____(__(X,Y),Z) -> A____(mark(Y),mark(Z)) A____(__(X,Y),Z) -> MARK(X) A____(__(X,Y),Z) -> MARK(Y) A____(__(X,Y),Z) -> MARK(Z) A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) ->->-> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt Problem 1: Reduction Pairs Processor: -> Pairs: A____(__(X,Y),Z) -> A____(mark(Y),mark(Z)) A____(__(X,Y),Z) -> MARK(X) A____(__(X,Y),Z) -> MARK(Y) A____(__(X,Y),Z) -> MARK(Z) A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt -> Usable rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Interpretation type: Linear ->Coefficients: Natural Numbers ->Dimension: 1 ->Bound: 2 ->Interpretation: [a____](X1,X2) = 2.X1 + X2 + 2 [a__and](X1,X2) = 2.X1 + 2.X2 + 2 [a__isNePal](X) = X + 1 [mark](X) = X [__](X1,X2) = 2.X1 + X2 + 2 [and](X1,X2) = 2.X1 + 2.X2 + 2 [isNePal](X) = X + 1 [nil] = 0 [tt] = 1 [A____](X1,X2) = 2.X1 + 2.X2 + 2 [A__AND](X1,X2) = 2.X2 + 2 [MARK](X) = 2.X + 2 Problem 1: SCC Processor: -> Pairs: A____(__(X,Y),Z) -> MARK(X) A____(__(X,Y),Z) -> MARK(Y) A____(__(X,Y),Z) -> MARK(Z) A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Strongly Connected Components: ->->Cycle: ->->-> Pairs: A____(__(X,Y),Z) -> MARK(X) A____(__(X,Y),Z) -> MARK(Y) A____(__(X,Y),Z) -> MARK(Z) A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) ->->-> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt Problem 1: Reduction Pairs Processor: -> Pairs: A____(__(X,Y),Z) -> MARK(X) A____(__(X,Y),Z) -> MARK(Y) A____(__(X,Y),Z) -> MARK(Z) A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt -> Usable rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Interpretation type: Linear ->Coefficients: Natural Numbers ->Dimension: 1 ->Bound: 2 ->Interpretation: [a____](X1,X2) = 2.X1 + X2 + 2 [a__and](X1,X2) = 2.X1 + 2.X2 + 2 [a__isNePal](X) = 2.X + 1 [mark](X) = X [__](X1,X2) = 2.X1 + X2 + 2 [and](X1,X2) = 2.X1 + 2.X2 + 2 [isNePal](X) = 2.X + 1 [nil] = 0 [tt] = 1 [A____](X1,X2) = 2.X1 + X2 + 2 [A__AND](X1,X2) = 2.X1 + 2.X2 [MARK](X) = X + 2 Problem 1: SCC Processor: -> Pairs: A____(__(X,Y),Z) -> MARK(Y) A____(__(X,Y),Z) -> MARK(Z) A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Strongly Connected Components: ->->Cycle: ->->-> Pairs: A____(__(X,Y),Z) -> MARK(Y) A____(__(X,Y),Z) -> MARK(Z) A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) ->->-> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt Problem 1: Reduction Pairs Processor: -> Pairs: A____(__(X,Y),Z) -> MARK(Y) A____(__(X,Y),Z) -> MARK(Z) A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt -> Usable rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Interpretation type: Linear ->Coefficients: Natural Numbers ->Dimension: 1 ->Bound: 2 ->Interpretation: [a____](X1,X2) = 2.X1 + X2 + 1 [a__and](X1,X2) = X1 + 2.X2 + 2 [a__isNePal](X) = X + 2 [mark](X) = X [__](X1,X2) = 2.X1 + X2 + 1 [and](X1,X2) = X1 + 2.X2 + 2 [isNePal](X) = X + 2 [nil] = 0 [tt] = 2 [A____](X1,X2) = 2.X1 + 2.X2 + 2 [A__AND](X1,X2) = X1 + 2.X2 + 2 [MARK](X) = 2.X + 2 Problem 1: SCC Processor: -> Pairs: A____(__(X,Y),Z) -> MARK(Z) A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Strongly Connected Components: ->->Cycle: ->->-> Pairs: A____(__(X,Y),Z) -> MARK(Z) A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) ->->-> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt Problem 1: Reduction Pairs Processor: -> Pairs: A____(__(X,Y),Z) -> MARK(Z) A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt -> Usable rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Interpretation type: Linear ->Coefficients: Natural Numbers ->Dimension: 1 ->Bound: 2 ->Interpretation: [a____](X1,X2) = 2.X1 + X2 + 2 [a__and](X1,X2) = X1 + 2.X2 + 2 [a__isNePal](X) = X [mark](X) = X [__](X1,X2) = 2.X1 + X2 + 2 [and](X1,X2) = X1 + 2.X2 + 2 [isNePal](X) = X [nil] = 2 [tt] = 2 [A____](X1,X2) = 2.X1 + 2.X2 [A__AND](X1,X2) = X1 + 2.X2 + 1 [MARK](X) = 2.X Problem 1: SCC Processor: -> Pairs: A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Strongly Connected Components: ->->Cycle: ->->-> Pairs: A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) ->->-> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt Problem 1: Reduction Pairs Processor: -> Pairs: A____(nil,X) -> MARK(X) A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt -> Usable rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Interpretation type: Linear ->Coefficients: Natural Numbers ->Dimension: 1 ->Bound: 2 ->Interpretation: [a____](X1,X2) = 2.X1 + X2 + 2 [a__and](X1,X2) = 2.X1 + 2.X2 + 2 [a__isNePal](X) = 2.X + 1 [mark](X) = X [__](X1,X2) = 2.X1 + X2 + 2 [and](X1,X2) = 2.X1 + 2.X2 + 2 [isNePal](X) = 2.X + 1 [nil] = 2 [tt] = 0 [A____](X1,X2) = 2.X1 + 2.X2 + 2 [A__AND](X1,X2) = X1 + 2.X2 + 1 [MARK](X) = 2.X + 1 Problem 1: SCC Processor: -> Pairs: A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Strongly Connected Components: ->->Cycle: ->->-> Pairs: A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) ->->-> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt Problem 1: Reduction Pairs Processor: -> Pairs: A____(X,nil) -> MARK(X) A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt -> Usable rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Interpretation type: Linear ->Coefficients: Natural Numbers ->Dimension: 1 ->Bound: 2 ->Interpretation: [a____](X1,X2) = 2.X1 + X2 + 2 [a__and](X1,X2) = X1 + 2.X2 + 2 [a__isNePal](X) = 2.X + 1 [mark](X) = X [__](X1,X2) = 2.X1 + X2 + 2 [and](X1,X2) = X1 + 2.X2 + 2 [isNePal](X) = 2.X + 1 [nil] = 1 [tt] = 2 [A____](X1,X2) = 2.X1 + 2.X2 + 2 [A__AND](X1,X2) = 2.X2 + 2 [MARK](X) = 2.X + 2 Problem 1: SCC Processor: -> Pairs: A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> A____(mark(X1),mark(X2)) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Strongly Connected Components: ->->Cycle: ->->-> Pairs: A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) ->->-> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt Problem 1: Subterm Processor: -> Pairs: A__AND(tt,X) -> MARK(X) MARK(__(X1,X2)) -> MARK(X1) MARK(__(X1,X2)) -> MARK(X2) MARK(and(X1,X2)) -> A__AND(mark(X1),X2) MARK(and(X1,X2)) -> MARK(X1) MARK(isNePal(X)) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Projection: pi(A__AND) = 2 pi(MARK) = 1 Problem 1: SCC Processor: -> Pairs: A__AND(tt,X) -> MARK(X) -> Rules: a____(__(X,Y),Z) -> a____(mark(X),a____(mark(Y),mark(Z))) a____(nil,X) -> mark(X) a____(X,nil) -> mark(X) a____(X1,X2) -> __(X1,X2) a__and(tt,X) -> mark(X) a__and(X1,X2) -> and(X1,X2) a__isNePal(__(I,__(P,I))) -> tt a__isNePal(X) -> isNePal(X) mark(__(X1,X2)) -> a____(mark(X1),mark(X2)) mark(and(X1,X2)) -> a__and(mark(X1),X2) mark(isNePal(X)) -> a__isNePal(mark(X)) mark(nil) -> nil mark(tt) -> tt ->Strongly Connected Components: There is no strongly connected component The problem is finite.