Termination proof

1: switching to dependency pairs

The following set of initial dependency pairs has been identified.

active#( U11( tt , M , N ) ) U12#( tt , M , N )
active#( U12( tt , M , N ) ) s#( plus( N , M ) )
active#( U12( tt , M , N ) ) plus#( N , M )
active#( plus( N , s( M ) ) ) U11#( tt , M , N )
active#( U11( X1 , X2 , X3 ) ) U11#( active( X1 ) , X2 , X3 )
active#( U11( X1 , X2 , X3 ) ) active#( X1 )
active#( U12( X1 , X2 , X3 ) ) U12#( active( X1 ) , X2 , X3 )
active#( U12( X1 , X2 , X3 ) ) active#( X1 )
active#( s( X ) ) s#( active( X ) )
active#( s( X ) ) active#( X )
active#( plus( X1 , X2 ) ) plus#( active( X1 ) , X2 )
active#( plus( X1 , X2 ) ) active#( X1 )
active#( plus( X1 , X2 ) ) plus#( X1 , active( X2 ) )
active#( plus( X1 , X2 ) ) active#( X2 )
U11#( mark( X1 ) , X2 , X3 ) U11#( X1 , X2 , X3 )
U12#( mark( X1 ) , X2 , X3 ) U12#( X1 , X2 , X3 )
s#( mark( X ) ) s#( X )
plus#( mark( X1 ) , X2 ) plus#( X1 , X2 )
plus#( X1 , mark( X2 ) ) plus#( X1 , X2 )
proper#( U11( X1 , X2 , X3 ) ) U11#( proper( X1 ) , proper( X2 ) , proper( X3 ) )
proper#( U11( X1 , X2 , X3 ) ) proper#( X1 )
proper#( U11( X1 , X2 , X3 ) ) proper#( X2 )
proper#( U11( X1 , X2 , X3 ) ) proper#( X3 )
proper#( U12( X1 , X2 , X3 ) ) U12#( proper( X1 ) , proper( X2 ) , proper( X3 ) )
proper#( U12( X1 , X2 , X3 ) ) proper#( X1 )
proper#( U12( X1 , X2 , X3 ) ) proper#( X2 )
proper#( U12( X1 , X2 , X3 ) ) proper#( X3 )
proper#( s( X ) ) s#( proper( X ) )
proper#( s( X ) ) proper#( X )
proper#( plus( X1 , X2 ) ) plus#( proper( X1 ) , proper( X2 ) )
proper#( plus( X1 , X2 ) ) proper#( X1 )
proper#( plus( X1 , X2 ) ) proper#( X2 )
U11#( ok( X1 ) , ok( X2 ) , ok( X3 ) ) U11#( X1 , X2 , X3 )
U12#( ok( X1 ) , ok( X2 ) , ok( X3 ) ) U12#( X1 , X2 , X3 )
s#( ok( X ) ) s#( X )
plus#( ok( X1 ) , ok( X2 ) ) plus#( X1 , X2 )
top#( mark( X ) ) top#( proper( X ) )
top#( mark( X ) ) proper#( X )
top#( ok( X ) ) top#( active( X ) )
top#( ok( X ) ) active#( X )

1.1: dependency graph processor

The dependency pairs are split into 7 component(s).