YES 2.66 H-Termination proof of /home/matraf/haskell/eval_FullyBlown_Fast/List.hs
H-Termination of the given Haskell-Program with start terms could successfully be proven:



HASKELL
  ↳ CR

mainModule List
  ((sort :: [() ->  [()]) :: [() ->  [()])

module List where
  import qualified Maybe
import qualified Prelude

  merge :: (a  ->  a  ->  Ordering ->  [a ->  [a ->  [a]
merge cmp xs [] xs
merge cmp [] ys ys
merge cmp (x : xs) (y : ys
case x `cmp` y of
  GT-> y : merge cmp (x : xs) ys
  _-> x : merge cmp xs (y : ys)

  merge_pairs :: (a  ->  a  ->  Ordering ->  [[a]]  ->  [[a]]
merge_pairs cmp [] []
merge_pairs cmp (xs : []xs : []
merge_pairs cmp (xs : ys : xssmerge cmp xs ys : merge_pairs cmp xss

  mergesort :: (a  ->  a  ->  Ordering ->  [a ->  [a]
mergesort cmp mergesort' cmp . map wrap

  mergesort' :: (a  ->  a  ->  Ordering ->  [[a]]  ->  [a]
mergesort' cmp [] []
mergesort' cmp (xs : []xs
mergesort' cmp xss mergesort' cmp (merge_pairs cmp xss)

  sort :: Ord a => [a ->  [a]
sort l mergesort compare l

  wrap :: a  ->  [a]
wrap x x : []


module Maybe where
  import qualified List
import qualified Prelude



Case Reductions:
The following Case expression
case cmp x y of
 GT → y : merge cmp (x : xsys
 _ → x : merge cmp xs (y : ys)

is transformed to
merge0 y cmp x xs ys GT = y : merge cmp (x : xsys
merge0 y cmp x xs ys _ = x : merge cmp xs (y : ys)



↳ HASKELL
  ↳ CR
HASKELL
      ↳ BR

mainModule List
  ((sort :: [() ->  [()]) :: [() ->  [()])

module List where
  import qualified Maybe
import qualified Prelude

  merge :: (a  ->  a  ->  Ordering ->  [a ->  [a ->  [a]
merge cmp xs [] xs
merge cmp [] ys ys
merge cmp (x : xs) (y : ysmerge0 y cmp x xs ys (x `cmp` y)

  
merge0 y cmp x xs ys GT y : merge cmp (x : xs) ys
merge0 y cmp x xs ys _ x : merge cmp xs (y : ys)

  merge_pairs :: (a  ->  a  ->  Ordering ->  [[a]]  ->  [[a]]
merge_pairs cmp [] []
merge_pairs cmp (xs : []xs : []
merge_pairs cmp (xs : ys : xssmerge cmp xs ys : merge_pairs cmp xss

  mergesort :: (a  ->  a  ->  Ordering ->  [a ->  [a]
mergesort cmp mergesort' cmp . map wrap

  mergesort' :: (a  ->  a  ->  Ordering ->  [[a]]  ->  [a]
mergesort' cmp [] []
mergesort' cmp (xs : []xs
mergesort' cmp xss mergesort' cmp (merge_pairs cmp xss)

  sort :: Ord a => [a ->  [a]
sort l mergesort compare l

  wrap :: a  ->  [a]
wrap x x : []


module Maybe where
  import qualified List
import qualified Prelude



Replaced joker patterns by fresh variables and removed binding patterns.

↳ HASKELL
  ↳ CR
    ↳ HASKELL
      ↳ BR
HASKELL
          ↳ COR

mainModule List
  ((sort :: [() ->  [()]) :: [() ->  [()])

module List where
  import qualified Maybe
import qualified Prelude

  merge :: (a  ->  a  ->  Ordering ->  [a ->  [a ->  [a]
merge cmp xs [] xs
merge cmp [] ys ys
merge cmp (x : xs) (y : ysmerge0 y cmp x xs ys (x `cmp` y)

  
merge0 y cmp x xs ys GT y : merge cmp (x : xs) ys
merge0 y cmp x xs ys vw x : merge cmp xs (y : ys)

  merge_pairs :: (a  ->  a  ->  Ordering ->  [[a]]  ->  [[a]]
merge_pairs cmp [] []
merge_pairs cmp (xs : []xs : []
merge_pairs cmp (xs : ys : xssmerge cmp xs ys : merge_pairs cmp xss

  mergesort :: (a  ->  a  ->  Ordering ->  [a ->  [a]
mergesort cmp mergesort' cmp . map wrap

  mergesort' :: (a  ->  a  ->  Ordering ->  [[a]]  ->  [a]
mergesort' cmp [] []
mergesort' cmp (xs : []xs
mergesort' cmp xss mergesort' cmp (merge_pairs cmp xss)

  sort :: Ord a => [a ->  [a]
sort l mergesort compare l

  wrap :: a  ->  [a]
wrap x x : []


module Maybe where
  import qualified List
import qualified Prelude



Cond Reductions:
The following Function with conditions
undefined 
 | False
 = undefined

is transformed to
undefined  = undefined1

undefined0 True = undefined

undefined1  = undefined0 False



↳ HASKELL
  ↳ CR
    ↳ HASKELL
      ↳ BR
        ↳ HASKELL
          ↳ COR
HASKELL
              ↳ Narrow

mainModule List
  (sort :: [() ->  [()])

module List where
  import qualified Maybe
import qualified Prelude

  merge :: (a  ->  a  ->  Ordering ->  [a ->  [a ->  [a]
merge cmp xs [] xs
merge cmp [] ys ys
merge cmp (x : xs) (y : ysmerge0 y cmp x xs ys (x `cmp` y)

  
merge0 y cmp x xs ys GT y : merge cmp (x : xs) ys
merge0 y cmp x xs ys vw x : merge cmp xs (y : ys)

  merge_pairs :: (a  ->  a  ->  Ordering ->  [[a]]  ->  [[a]]
merge_pairs cmp [] []
merge_pairs cmp (xs : []xs : []
merge_pairs cmp (xs : ys : xssmerge cmp xs ys : merge_pairs cmp xss

  mergesort :: (a  ->  a  ->  Ordering ->  [a ->  [a]
mergesort cmp mergesort' cmp . map wrap

  mergesort' :: (a  ->  a  ->  Ordering ->  [[a]]  ->  [a]
mergesort' cmp [] []
mergesort' cmp (xs : []xs
mergesort' cmp xss mergesort' cmp (merge_pairs cmp xss)

  sort :: Ord a => [a ->  [a]
sort l mergesort compare l

  wrap :: a  ->  [a]
wrap x x : []


module Maybe where
  import qualified List
import qualified Prelude



Haskell To QDPs


↳ HASKELL
  ↳ CR
    ↳ HASKELL
      ↳ BR
        ↳ HASKELL
          ↳ COR
            ↳ HASKELL
              ↳ Narrow
                ↳ AND
QDP
                    ↳ QDPSizeChangeProof
                  ↳ QDP
                  ↳ QDP
                  ↳ QDP

Q DP problem:
The TRS P consists of the following rules:

new_map(:(vz3110, vz3111)) → new_map(vz3111)

R is empty.
Q is empty.
We have to consider all minimal (P,Q,R)-chains.
By using the subterm criterion [20] together with the size-change analysis [32] we have proven that there are no infinite chains for this DP problem.

From the DPs we obtained the following set of size-change graphs:



↳ HASKELL
  ↳ CR
    ↳ HASKELL
      ↳ BR
        ↳ HASKELL
          ↳ COR
            ↳ HASKELL
              ↳ Narrow
                ↳ AND
                  ↳ QDP
QDP
                    ↳ DependencyGraphProof
                  ↳ QDP
                  ↳ QDP

Q DP problem:
The TRS P consists of the following rules:

new_merge0(vz44, vz45, vz46, vz47, GT, ba) → new_merge(:(vz45, vz46), vz47, ba)
new_merge0(vz44, vz45, vz46, vz47, EQ, ba) → new_merge(vz46, :(vz44, vz47), ba)
new_merge(:(vz340, vz341), :(vz3500, vz3501), bb) → new_merge0(vz3500, vz340, vz341, vz3501, new_compare(vz340, vz3500, bb), bb)
new_merge0(vz44, vz45, vz46, vz47, LT, ba) → new_merge(vz46, :(vz44, vz47), ba)

The TRS R consists of the following rules:

new_compare2(vz340, vz3500, bc) → error([])
new_compare(vz340, vz3500, app(ty_Ratio, bc)) → new_compare2(vz340, vz3500, bc)
new_compare4(vz340, vz3500) → error([])
new_compare0(vz340, vz3500) → error([])
new_compare(vz340, vz3500, app(ty_Maybe, bf)) → new_compare9(vz340, vz3500, bf)
new_compare(vz340, vz3500, ty_Integer) → new_compare4(vz340, vz3500)
new_compare7(vz340, vz3500) → error([])
new_compare(vz340, vz3500, ty_Int) → new_compare5(vz340, vz3500)
new_compare(vz340, vz3500, ty_Double) → new_compare1(vz340, vz3500)
new_compare13(vz340, vz3500, cd) → error([])
new_compare11(@0, @0) → EQ
new_compare(vz340, vz3500, app(app(app(ty_@3, ca), cb), cc)) → new_compare12(vz340, vz3500, ca, cb, cc)
new_compare1(vz340, vz3500) → error([])
new_compare(vz340, vz3500, ty_Bool) → new_compare3(vz340, vz3500)
new_compare(vz340, vz3500, ty_@0) → new_compare11(vz340, vz3500)
new_compare6(vz340, vz3500) → error([])
new_compare(vz340, vz3500, ty_Float) → new_compare7(vz340, vz3500)
new_compare5(vz340, vz3500) → error([])
new_compare(vz340, vz3500, app(app(ty_Either, bg), bh)) → new_compare10(vz340, vz3500, bg, bh)
new_compare8(vz340, vz3500, bd, be) → error([])
new_compare12(vz340, vz3500, ca, cb, cc) → error([])
new_compare9(vz340, vz3500, bf) → error([])
new_compare(vz340, vz3500, app(app(ty_@2, bd), be)) → new_compare8(vz340, vz3500, bd, be)
new_compare(vz340, vz3500, app(ty_[], cd)) → new_compare13(vz340, vz3500, cd)
new_compare(vz340, vz3500, ty_Char) → new_compare0(vz340, vz3500)
new_compare3(vz340, vz3500) → error([])
new_compare10(vz340, vz3500, bg, bh) → error([])
new_compare(vz340, vz3500, ty_Ordering) → new_compare6(vz340, vz3500)

The set Q consists of the following terms:

new_compare12(x0, x1, x2, x3, x4)
new_compare(x0, x1, app(ty_Maybe, x2))
new_compare3(x0, x1)
new_compare2(x0, x1, x2)
new_compare9(x0, x1, x2)
new_compare(x0, x1, ty_Int)
new_compare7(x0, x1)
new_compare4(x0, x1)
new_compare0(x0, x1)
new_compare(x0, x1, ty_Char)
new_compare11(@0, @0)
new_compare5(x0, x1)
new_compare8(x0, x1, x2, x3)
new_compare(x0, x1, app(app(app(ty_@3, x2), x3), x4))
new_compare(x0, x1, app(ty_[], x2))
new_compare(x0, x1, app(app(ty_Either, x2), x3))
new_compare10(x0, x1, x2, x3)
new_compare(x0, x1, ty_Bool)
new_compare1(x0, x1)
new_compare(x0, x1, ty_Float)
new_compare13(x0, x1, x2)
new_compare(x0, x1, ty_Ordering)
new_compare6(x0, x1)
new_compare(x0, x1, ty_Double)
new_compare(x0, x1, app(ty_Ratio, x2))
new_compare(x0, x1, app(app(ty_@2, x2), x3))
new_compare(x0, x1, ty_Integer)
new_compare(x0, x1, ty_@0)

We have to consider all minimal (P,Q,R)-chains.
The approximation of the Dependency Graph [15,17,22] contains 1 SCC with 2 less nodes.

↳ HASKELL
  ↳ CR
    ↳ HASKELL
      ↳ BR
        ↳ HASKELL
          ↳ COR
            ↳ HASKELL
              ↳ Narrow
                ↳ AND
                  ↳ QDP
                  ↳ QDP
                    ↳ DependencyGraphProof
QDP
                        ↳ QDPSizeChangeProof
                  ↳ QDP
                  ↳ QDP

Q DP problem:
The TRS P consists of the following rules:

new_merge0(vz44, vz45, vz46, vz47, EQ, ba) → new_merge(vz46, :(vz44, vz47), ba)
new_merge(:(vz340, vz341), :(vz3500, vz3501), bb) → new_merge0(vz3500, vz340, vz341, vz3501, new_compare(vz340, vz3500, bb), bb)

The TRS R consists of the following rules:

new_compare2(vz340, vz3500, bc) → error([])
new_compare(vz340, vz3500, app(ty_Ratio, bc)) → new_compare2(vz340, vz3500, bc)
new_compare4(vz340, vz3500) → error([])
new_compare0(vz340, vz3500) → error([])
new_compare(vz340, vz3500, app(ty_Maybe, bf)) → new_compare9(vz340, vz3500, bf)
new_compare(vz340, vz3500, ty_Integer) → new_compare4(vz340, vz3500)
new_compare7(vz340, vz3500) → error([])
new_compare(vz340, vz3500, ty_Int) → new_compare5(vz340, vz3500)
new_compare(vz340, vz3500, ty_Double) → new_compare1(vz340, vz3500)
new_compare13(vz340, vz3500, cd) → error([])
new_compare11(@0, @0) → EQ
new_compare(vz340, vz3500, app(app(app(ty_@3, ca), cb), cc)) → new_compare12(vz340, vz3500, ca, cb, cc)
new_compare1(vz340, vz3500) → error([])
new_compare(vz340, vz3500, ty_Bool) → new_compare3(vz340, vz3500)
new_compare(vz340, vz3500, ty_@0) → new_compare11(vz340, vz3500)
new_compare6(vz340, vz3500) → error([])
new_compare(vz340, vz3500, ty_Float) → new_compare7(vz340, vz3500)
new_compare5(vz340, vz3500) → error([])
new_compare(vz340, vz3500, app(app(ty_Either, bg), bh)) → new_compare10(vz340, vz3500, bg, bh)
new_compare8(vz340, vz3500, bd, be) → error([])
new_compare12(vz340, vz3500, ca, cb, cc) → error([])
new_compare9(vz340, vz3500, bf) → error([])
new_compare(vz340, vz3500, app(app(ty_@2, bd), be)) → new_compare8(vz340, vz3500, bd, be)
new_compare(vz340, vz3500, app(ty_[], cd)) → new_compare13(vz340, vz3500, cd)
new_compare(vz340, vz3500, ty_Char) → new_compare0(vz340, vz3500)
new_compare3(vz340, vz3500) → error([])
new_compare10(vz340, vz3500, bg, bh) → error([])
new_compare(vz340, vz3500, ty_Ordering) → new_compare6(vz340, vz3500)

The set Q consists of the following terms:

new_compare12(x0, x1, x2, x3, x4)
new_compare(x0, x1, app(ty_Maybe, x2))
new_compare3(x0, x1)
new_compare2(x0, x1, x2)
new_compare9(x0, x1, x2)
new_compare(x0, x1, ty_Int)
new_compare7(x0, x1)
new_compare4(x0, x1)
new_compare0(x0, x1)
new_compare(x0, x1, ty_Char)
new_compare11(@0, @0)
new_compare5(x0, x1)
new_compare8(x0, x1, x2, x3)
new_compare(x0, x1, app(app(app(ty_@3, x2), x3), x4))
new_compare(x0, x1, app(ty_[], x2))
new_compare(x0, x1, app(app(ty_Either, x2), x3))
new_compare10(x0, x1, x2, x3)
new_compare(x0, x1, ty_Bool)
new_compare1(x0, x1)
new_compare(x0, x1, ty_Float)
new_compare13(x0, x1, x2)
new_compare(x0, x1, ty_Ordering)
new_compare6(x0, x1)
new_compare(x0, x1, ty_Double)
new_compare(x0, x1, app(ty_Ratio, x2))
new_compare(x0, x1, app(app(ty_@2, x2), x3))
new_compare(x0, x1, ty_Integer)
new_compare(x0, x1, ty_@0)

We have to consider all minimal (P,Q,R)-chains.
By using the subterm criterion [20] together with the size-change analysis [32] we have proven that there are no infinite chains for this DP problem.

From the DPs we obtained the following set of size-change graphs:



↳ HASKELL
  ↳ CR
    ↳ HASKELL
      ↳ BR
        ↳ HASKELL
          ↳ COR
            ↳ HASKELL
              ↳ Narrow
                ↳ AND
                  ↳ QDP
                  ↳ QDP
QDP
                    ↳ QDPSizeChangeProof
                  ↳ QDP

Q DP problem:
The TRS P consists of the following rules:

new_merge_pairs(:(vz35110, :(vz351110, vz351111)), ba) → new_merge_pairs(vz351111, ba)

R is empty.
Q is empty.
We have to consider all minimal (P,Q,R)-chains.
By using the subterm criterion [20] together with the size-change analysis [32] we have proven that there are no infinite chains for this DP problem.

From the DPs we obtained the following set of size-change graphs:



↳ HASKELL
  ↳ CR
    ↳ HASKELL
      ↳ BR
        ↳ HASKELL
          ↳ COR
            ↳ HASKELL
              ↳ Narrow
                ↳ AND
                  ↳ QDP
                  ↳ QDP
                  ↳ QDP
QDP
                    ↳ DependencyGraphProof

Q DP problem:
The TRS P consists of the following rules:

new_mergesort'(vz34, :(vz350, []), ba) → new_mergesort'(new_merge2(vz34, vz350, ba), [], ba)
new_mergesort'(vz34, :(vz350, :(vz3510, vz3511)), ba) → new_mergesort'(new_merge1(vz34, vz350, vz3510, ba), new_merge_pairs0(vz3511, ba), ba)

The TRS R consists of the following rules:

new_compare14(vz3500, vz35100, app(app(app(ty_@3, ca), cb), cc)) → new_compare12(vz3500, vz35100, ca, cb, cc)
new_compare2(vz340, vz3500, bc) → error([])
new_compare(vz340, vz3500, app(ty_Ratio, bc)) → new_compare2(vz340, vz3500, bc)
new_compare0(vz340, vz3500) → error([])
new_compare(vz340, vz3500, app(ty_Maybe, bf)) → new_compare9(vz340, vz3500, bf)
new_merge00(vz44, vz45, vz46, vz47, LT, bb) → :(vz45, new_merge2(vz46, :(vz44, vz47), bb))
new_compare14(vz3500, vz35100, app(app(ty_@2, bd), be)) → new_compare8(vz3500, vz35100, bd, be)
new_compare7(vz340, vz3500) → error([])
new_merge_pairs0(:(vz35110, :(vz351110, vz351111)), ba) → :(new_merge2(vz35110, vz351110, ba), new_merge_pairs0(vz351111, ba))
new_compare(vz340, vz3500, ty_Double) → new_compare1(vz340, vz3500)
new_compare13(vz340, vz3500, cd) → error([])
new_merge1(vz34, [], :(vz35100, vz35101), ba) → new_merge2(vz34, :(vz35100, vz35101), ba)
new_merge_pairs0(:(vz35110, []), ba) → :(vz35110, [])
new_compare(vz340, vz3500, app(app(app(ty_@3, ca), cb), cc)) → new_compare12(vz340, vz3500, ca, cb, cc)
new_compare(vz340, vz3500, ty_Bool) → new_compare3(vz340, vz3500)
new_merge1(vz34, :(vz3500, vz3501), :(vz35100, vz35101), ba) → new_merge2(vz34, new_merge00(vz35100, vz3500, vz3501, vz35101, new_compare14(vz3500, vz35100, ba), ba), ba)
new_compare14(vz3500, vz35100, ty_Ordering) → new_compare6(vz3500, vz35100)
new_compare14(vz3500, vz35100, ty_Bool) → new_compare3(vz3500, vz35100)
new_compare(vz340, vz3500, app(app(ty_Either, bg), bh)) → new_compare10(vz340, vz3500, bg, bh)
new_compare8(vz340, vz3500, bd, be) → error([])
new_merge00(vz44, vz45, vz46, vz47, GT, bb) → :(vz44, new_merge2(:(vz45, vz46), vz47, bb))
new_compare(vz340, vz3500, app(app(ty_@2, bd), be)) → new_compare8(vz340, vz3500, bd, be)
new_compare(vz340, vz3500, ty_Char) → new_compare0(vz340, vz3500)
new_compare3(vz340, vz3500) → error([])
new_compare10(vz340, vz3500, bg, bh) → error([])
new_merge2([], :(vz3500, vz3501), ba) → :(vz3500, vz3501)
new_compare(vz340, vz3500, ty_Ordering) → new_compare6(vz340, vz3500)
new_merge_pairs0([], ba) → []
new_compare14(vz3500, vz35100, ty_Char) → new_compare0(vz3500, vz35100)
new_compare4(vz340, vz3500) → error([])
new_compare14(vz3500, vz35100, ty_Double) → new_compare1(vz3500, vz35100)
new_compare14(vz3500, vz35100, ty_Float) → new_compare7(vz3500, vz35100)
new_compare14(vz3500, vz35100, app(ty_[], cd)) → new_compare13(vz3500, vz35100, cd)
new_compare(vz340, vz3500, ty_Integer) → new_compare4(vz340, vz3500)
new_merge1(vz34, vz350, [], ba) → new_merge2(vz34, vz350, ba)
new_compare14(vz3500, vz35100, app(ty_Maybe, bf)) → new_compare9(vz3500, vz35100, bf)
new_merge2(:(vz340, vz341), :(vz3500, vz3501), ba) → new_merge00(vz3500, vz340, vz341, vz3501, new_compare(vz340, vz3500, ba), ba)
new_compare(vz340, vz3500, ty_Int) → new_compare5(vz340, vz3500)
new_compare14(vz3500, vz35100, app(app(ty_Either, bg), bh)) → new_compare10(vz3500, vz35100, bg, bh)
new_compare14(vz3500, vz35100, ty_Int) → new_compare5(vz3500, vz35100)
new_compare11(@0, @0) → EQ
new_merge2(vz34, [], ba) → vz34
new_compare1(vz340, vz3500) → error([])
new_compare6(vz340, vz3500) → error([])
new_compare(vz340, vz3500, ty_@0) → new_compare11(vz340, vz3500)
new_compare(vz340, vz3500, ty_Float) → new_compare7(vz340, vz3500)
new_compare5(vz340, vz3500) → error([])
new_compare14(vz3500, vz35100, ty_@0) → new_compare11(vz3500, vz35100)
new_compare12(vz340, vz3500, ca, cb, cc) → error([])
new_compare9(vz340, vz3500, bf) → error([])
new_compare(vz340, vz3500, app(ty_[], cd)) → new_compare13(vz340, vz3500, cd)
new_compare14(vz3500, vz35100, app(ty_Ratio, bc)) → new_compare2(vz3500, vz35100, bc)
new_merge00(vz44, vz45, vz46, vz47, EQ, bb) → :(vz45, new_merge2(vz46, :(vz44, vz47), bb))
new_compare14(vz3500, vz35100, ty_Integer) → new_compare4(vz3500, vz35100)

The set Q consists of the following terms:

new_compare3(x0, x1)
new_compare2(x0, x1, x2)
new_compare9(x0, x1, x2)
new_compare7(x0, x1)
new_compare(x0, x1, ty_Int)
new_compare4(x0, x1)
new_compare(x0, x1, ty_Char)
new_compare14(x0, x1, app(app(ty_Either, x2), x3))
new_compare5(x0, x1)
new_compare(x0, x1, app(app(app(ty_@3, x2), x3), x4))
new_compare(x0, x1, ty_Bool)
new_compare1(x0, x1)
new_merge00(x0, x1, x2, x3, LT, x4)
new_merge2([], :(x0, x1), x2)
new_merge2(:(x0, x1), :(x2, x3), x4)
new_compare(x0, x1, ty_Float)
new_merge_pairs0(:(x0, :(x1, x2)), x3)
new_compare(x0, x1, ty_Ordering)
new_compare14(x0, x1, ty_Bool)
new_compare6(x0, x1)
new_compare(x0, x1, ty_Double)
new_compare(x0, x1, app(ty_Ratio, x2))
new_merge00(x0, x1, x2, x3, EQ, x4)
new_merge1(x0, x1, [], x2)
new_compare14(x0, x1, ty_@0)
new_compare14(x0, x1, app(app(app(ty_@3, x2), x3), x4))
new_compare14(x0, x1, app(ty_Ratio, x2))
new_merge1(x0, :(x1, x2), :(x3, x4), x5)
new_compare(x0, x1, ty_@0)
new_compare12(x0, x1, x2, x3, x4)
new_compare(x0, x1, app(ty_Maybe, x2))
new_merge_pairs0([], x0)
new_compare14(x0, x1, app(app(ty_@2, x2), x3))
new_compare14(x0, x1, ty_Char)
new_compare14(x0, x1, app(ty_[], x2))
new_compare14(x0, x1, ty_Ordering)
new_compare0(x0, x1)
new_compare11(@0, @0)
new_compare8(x0, x1, x2, x3)
new_compare(x0, x1, app(ty_[], x2))
new_compare(x0, x1, app(app(ty_Either, x2), x3))
new_compare10(x0, x1, x2, x3)
new_merge00(x0, x1, x2, x3, GT, x4)
new_compare14(x0, x1, ty_Integer)
new_compare14(x0, x1, app(ty_Maybe, x2))
new_compare14(x0, x1, ty_Int)
new_compare13(x0, x1, x2)
new_compare14(x0, x1, ty_Float)
new_merge_pairs0(:(x0, []), x1)
new_merge1(x0, [], :(x1, x2), x3)
new_compare(x0, x1, app(app(ty_@2, x2), x3))
new_compare14(x0, x1, ty_Double)
new_compare(x0, x1, ty_Integer)
new_merge2(x0, [], x1)

We have to consider all minimal (P,Q,R)-chains.
The approximation of the Dependency Graph [15,17,22] contains 1 SCC with 1 less node.

↳ HASKELL
  ↳ CR
    ↳ HASKELL
      ↳ BR
        ↳ HASKELL
          ↳ COR
            ↳ HASKELL
              ↳ Narrow
                ↳ AND
                  ↳ QDP
                  ↳ QDP
                  ↳ QDP
                  ↳ QDP
                    ↳ DependencyGraphProof
QDP
                        ↳ QDPOrderProof

Q DP problem:
The TRS P consists of the following rules:

new_mergesort'(vz34, :(vz350, :(vz3510, vz3511)), ba) → new_mergesort'(new_merge1(vz34, vz350, vz3510, ba), new_merge_pairs0(vz3511, ba), ba)

The TRS R consists of the following rules:

new_compare14(vz3500, vz35100, app(app(app(ty_@3, ca), cb), cc)) → new_compare12(vz3500, vz35100, ca, cb, cc)
new_compare2(vz340, vz3500, bc) → error([])
new_compare(vz340, vz3500, app(ty_Ratio, bc)) → new_compare2(vz340, vz3500, bc)
new_compare0(vz340, vz3500) → error([])
new_compare(vz340, vz3500, app(ty_Maybe, bf)) → new_compare9(vz340, vz3500, bf)
new_merge00(vz44, vz45, vz46, vz47, LT, bb) → :(vz45, new_merge2(vz46, :(vz44, vz47), bb))
new_compare14(vz3500, vz35100, app(app(ty_@2, bd), be)) → new_compare8(vz3500, vz35100, bd, be)
new_compare7(vz340, vz3500) → error([])
new_merge_pairs0(:(vz35110, :(vz351110, vz351111)), ba) → :(new_merge2(vz35110, vz351110, ba), new_merge_pairs0(vz351111, ba))
new_compare(vz340, vz3500, ty_Double) → new_compare1(vz340, vz3500)
new_compare13(vz340, vz3500, cd) → error([])
new_merge1(vz34, [], :(vz35100, vz35101), ba) → new_merge2(vz34, :(vz35100, vz35101), ba)
new_merge_pairs0(:(vz35110, []), ba) → :(vz35110, [])
new_compare(vz340, vz3500, app(app(app(ty_@3, ca), cb), cc)) → new_compare12(vz340, vz3500, ca, cb, cc)
new_compare(vz340, vz3500, ty_Bool) → new_compare3(vz340, vz3500)
new_merge1(vz34, :(vz3500, vz3501), :(vz35100, vz35101), ba) → new_merge2(vz34, new_merge00(vz35100, vz3500, vz3501, vz35101, new_compare14(vz3500, vz35100, ba), ba), ba)
new_compare14(vz3500, vz35100, ty_Ordering) → new_compare6(vz3500, vz35100)
new_compare14(vz3500, vz35100, ty_Bool) → new_compare3(vz3500, vz35100)
new_compare(vz340, vz3500, app(app(ty_Either, bg), bh)) → new_compare10(vz340, vz3500, bg, bh)
new_compare8(vz340, vz3500, bd, be) → error([])
new_merge00(vz44, vz45, vz46, vz47, GT, bb) → :(vz44, new_merge2(:(vz45, vz46), vz47, bb))
new_compare(vz340, vz3500, app(app(ty_@2, bd), be)) → new_compare8(vz340, vz3500, bd, be)
new_compare(vz340, vz3500, ty_Char) → new_compare0(vz340, vz3500)
new_compare3(vz340, vz3500) → error([])
new_compare10(vz340, vz3500, bg, bh) → error([])
new_merge2([], :(vz3500, vz3501), ba) → :(vz3500, vz3501)
new_compare(vz340, vz3500, ty_Ordering) → new_compare6(vz340, vz3500)
new_merge_pairs0([], ba) → []
new_compare14(vz3500, vz35100, ty_Char) → new_compare0(vz3500, vz35100)
new_compare4(vz340, vz3500) → error([])
new_compare14(vz3500, vz35100, ty_Double) → new_compare1(vz3500, vz35100)
new_compare14(vz3500, vz35100, ty_Float) → new_compare7(vz3500, vz35100)
new_compare14(vz3500, vz35100, app(ty_[], cd)) → new_compare13(vz3500, vz35100, cd)
new_compare(vz340, vz3500, ty_Integer) → new_compare4(vz340, vz3500)
new_merge1(vz34, vz350, [], ba) → new_merge2(vz34, vz350, ba)
new_compare14(vz3500, vz35100, app(ty_Maybe, bf)) → new_compare9(vz3500, vz35100, bf)
new_merge2(:(vz340, vz341), :(vz3500, vz3501), ba) → new_merge00(vz3500, vz340, vz341, vz3501, new_compare(vz340, vz3500, ba), ba)
new_compare(vz340, vz3500, ty_Int) → new_compare5(vz340, vz3500)
new_compare14(vz3500, vz35100, app(app(ty_Either, bg), bh)) → new_compare10(vz3500, vz35100, bg, bh)
new_compare14(vz3500, vz35100, ty_Int) → new_compare5(vz3500, vz35100)
new_compare11(@0, @0) → EQ
new_merge2(vz34, [], ba) → vz34
new_compare1(vz340, vz3500) → error([])
new_compare6(vz340, vz3500) → error([])
new_compare(vz340, vz3500, ty_@0) → new_compare11(vz340, vz3500)
new_compare(vz340, vz3500, ty_Float) → new_compare7(vz340, vz3500)
new_compare5(vz340, vz3500) → error([])
new_compare14(vz3500, vz35100, ty_@0) → new_compare11(vz3500, vz35100)
new_compare12(vz340, vz3500, ca, cb, cc) → error([])
new_compare9(vz340, vz3500, bf) → error([])
new_compare(vz340, vz3500, app(ty_[], cd)) → new_compare13(vz340, vz3500, cd)
new_compare14(vz3500, vz35100, app(ty_Ratio, bc)) → new_compare2(vz3500, vz35100, bc)
new_merge00(vz44, vz45, vz46, vz47, EQ, bb) → :(vz45, new_merge2(vz46, :(vz44, vz47), bb))
new_compare14(vz3500, vz35100, ty_Integer) → new_compare4(vz3500, vz35100)

The set Q consists of the following terms:

new_compare3(x0, x1)
new_compare2(x0, x1, x2)
new_compare9(x0, x1, x2)
new_compare7(x0, x1)
new_compare(x0, x1, ty_Int)
new_compare4(x0, x1)
new_compare(x0, x1, ty_Char)
new_compare14(x0, x1, app(app(ty_Either, x2), x3))
new_compare5(x0, x1)
new_compare(x0, x1, app(app(app(ty_@3, x2), x3), x4))
new_compare(x0, x1, ty_Bool)
new_compare1(x0, x1)
new_merge00(x0, x1, x2, x3, LT, x4)
new_merge2([], :(x0, x1), x2)
new_merge2(:(x0, x1), :(x2, x3), x4)
new_compare(x0, x1, ty_Float)
new_merge_pairs0(:(x0, :(x1, x2)), x3)
new_compare(x0, x1, ty_Ordering)
new_compare14(x0, x1, ty_Bool)
new_compare6(x0, x1)
new_compare(x0, x1, ty_Double)
new_compare(x0, x1, app(ty_Ratio, x2))
new_merge00(x0, x1, x2, x3, EQ, x4)
new_merge1(x0, x1, [], x2)
new_compare14(x0, x1, ty_@0)
new_compare14(x0, x1, app(app(app(ty_@3, x2), x3), x4))
new_compare14(x0, x1, app(ty_Ratio, x2))
new_merge1(x0, :(x1, x2), :(x3, x4), x5)
new_compare(x0, x1, ty_@0)
new_compare12(x0, x1, x2, x3, x4)
new_compare(x0, x1, app(ty_Maybe, x2))
new_merge_pairs0([], x0)
new_compare14(x0, x1, app(app(ty_@2, x2), x3))
new_compare14(x0, x1, ty_Char)
new_compare14(x0, x1, app(ty_[], x2))
new_compare14(x0, x1, ty_Ordering)
new_compare0(x0, x1)
new_compare11(@0, @0)
new_compare8(x0, x1, x2, x3)
new_compare(x0, x1, app(ty_[], x2))
new_compare(x0, x1, app(app(ty_Either, x2), x3))
new_compare10(x0, x1, x2, x3)
new_merge00(x0, x1, x2, x3, GT, x4)
new_compare14(x0, x1, ty_Integer)
new_compare14(x0, x1, app(ty_Maybe, x2))
new_compare14(x0, x1, ty_Int)
new_compare13(x0, x1, x2)
new_compare14(x0, x1, ty_Float)
new_merge_pairs0(:(x0, []), x1)
new_merge1(x0, [], :(x1, x2), x3)
new_compare(x0, x1, app(app(ty_@2, x2), x3))
new_compare14(x0, x1, ty_Double)
new_compare(x0, x1, ty_Integer)
new_merge2(x0, [], x1)

We have to consider all minimal (P,Q,R)-chains.
We use the reduction pair processor [15].


The following pairs can be oriented strictly and are deleted.


new_mergesort'(vz34, :(vz350, :(vz3510, vz3511)), ba) → new_mergesort'(new_merge1(vz34, vz350, vz3510, ba), new_merge_pairs0(vz3511, ba), ba)
The remaining pairs can at least be oriented weakly.
none
Used ordering: Polynomial interpretation [25]:

POL(:(x1, x2)) = 1 + x2   
POL(@0) = 0   
POL(EQ) = 0   
POL(GT) = 0   
POL(LT) = 0   
POL([]) = 0   
POL(app(x1, x2)) = 1 + x1 + x2   
POL(error(x1)) = 0   
POL(new_compare(x1, x2, x3)) = 1 + x1 + x2 + x3   
POL(new_compare0(x1, x2)) = 0   
POL(new_compare1(x1, x2)) = 0   
POL(new_compare10(x1, x2, x3, x4)) = 1   
POL(new_compare11(x1, x2)) = 0   
POL(new_compare12(x1, x2, x3, x4, x5)) = 1   
POL(new_compare13(x1, x2, x3)) = 1   
POL(new_compare14(x1, x2, x3)) = x1 + x2 + x3   
POL(new_compare2(x1, x2, x3)) = 1   
POL(new_compare3(x1, x2)) = 0   
POL(new_compare4(x1, x2)) = 1   
POL(new_compare5(x1, x2)) = 1   
POL(new_compare6(x1, x2)) = 1   
POL(new_compare7(x1, x2)) = 1   
POL(new_compare8(x1, x2, x3, x4)) = 1   
POL(new_compare9(x1, x2, x3)) = 1   
POL(new_merge00(x1, x2, x3, x4, x5, x6)) = 0   
POL(new_merge1(x1, x2, x3, x4)) = 0   
POL(new_merge2(x1, x2, x3)) = 0   
POL(new_merge_pairs0(x1, x2)) = 1 + x1   
POL(new_mergesort'(x1, x2, x3)) = x2   
POL(ty_@0) = 1   
POL(ty_@2) = 0   
POL(ty_@3) = 1   
POL(ty_Bool) = 1   
POL(ty_Char) = 1   
POL(ty_Double) = 0   
POL(ty_Either) = 0   
POL(ty_Float) = 1   
POL(ty_Int) = 1   
POL(ty_Integer) = 1   
POL(ty_Maybe) = 1   
POL(ty_Ordering) = 1   
POL(ty_Ratio) = 1   
POL(ty_[]) = 0   

The following usable rules [17] were oriented:

new_merge_pairs0([], ba) → []
new_merge_pairs0(:(vz35110, []), ba) → :(vz35110, [])
new_merge_pairs0(:(vz35110, :(vz351110, vz351111)), ba) → :(new_merge2(vz35110, vz351110, ba), new_merge_pairs0(vz351111, ba))



↳ HASKELL
  ↳ CR
    ↳ HASKELL
      ↳ BR
        ↳ HASKELL
          ↳ COR
            ↳ HASKELL
              ↳ Narrow
                ↳ AND
                  ↳ QDP
                  ↳ QDP
                  ↳ QDP
                  ↳ QDP
                    ↳ DependencyGraphProof
                      ↳ QDP
                        ↳ QDPOrderProof
QDP
                            ↳ PisEmptyProof

Q DP problem:
P is empty.
The TRS R consists of the following rules:

new_compare14(vz3500, vz35100, app(app(app(ty_@3, ca), cb), cc)) → new_compare12(vz3500, vz35100, ca, cb, cc)
new_compare2(vz340, vz3500, bc) → error([])
new_compare(vz340, vz3500, app(ty_Ratio, bc)) → new_compare2(vz340, vz3500, bc)
new_compare0(vz340, vz3500) → error([])
new_compare(vz340, vz3500, app(ty_Maybe, bf)) → new_compare9(vz340, vz3500, bf)
new_merge00(vz44, vz45, vz46, vz47, LT, bb) → :(vz45, new_merge2(vz46, :(vz44, vz47), bb))
new_compare14(vz3500, vz35100, app(app(ty_@2, bd), be)) → new_compare8(vz3500, vz35100, bd, be)
new_compare7(vz340, vz3500) → error([])
new_merge_pairs0(:(vz35110, :(vz351110, vz351111)), ba) → :(new_merge2(vz35110, vz351110, ba), new_merge_pairs0(vz351111, ba))
new_compare(vz340, vz3500, ty_Double) → new_compare1(vz340, vz3500)
new_compare13(vz340, vz3500, cd) → error([])
new_merge1(vz34, [], :(vz35100, vz35101), ba) → new_merge2(vz34, :(vz35100, vz35101), ba)
new_merge_pairs0(:(vz35110, []), ba) → :(vz35110, [])
new_compare(vz340, vz3500, app(app(app(ty_@3, ca), cb), cc)) → new_compare12(vz340, vz3500, ca, cb, cc)
new_compare(vz340, vz3500, ty_Bool) → new_compare3(vz340, vz3500)
new_merge1(vz34, :(vz3500, vz3501), :(vz35100, vz35101), ba) → new_merge2(vz34, new_merge00(vz35100, vz3500, vz3501, vz35101, new_compare14(vz3500, vz35100, ba), ba), ba)
new_compare14(vz3500, vz35100, ty_Ordering) → new_compare6(vz3500, vz35100)
new_compare14(vz3500, vz35100, ty_Bool) → new_compare3(vz3500, vz35100)
new_compare(vz340, vz3500, app(app(ty_Either, bg), bh)) → new_compare10(vz340, vz3500, bg, bh)
new_compare8(vz340, vz3500, bd, be) → error([])
new_merge00(vz44, vz45, vz46, vz47, GT, bb) → :(vz44, new_merge2(:(vz45, vz46), vz47, bb))
new_compare(vz340, vz3500, app(app(ty_@2, bd), be)) → new_compare8(vz340, vz3500, bd, be)
new_compare(vz340, vz3500, ty_Char) → new_compare0(vz340, vz3500)
new_compare3(vz340, vz3500) → error([])
new_compare10(vz340, vz3500, bg, bh) → error([])
new_merge2([], :(vz3500, vz3501), ba) → :(vz3500, vz3501)
new_compare(vz340, vz3500, ty_Ordering) → new_compare6(vz340, vz3500)
new_merge_pairs0([], ba) → []
new_compare14(vz3500, vz35100, ty_Char) → new_compare0(vz3500, vz35100)
new_compare4(vz340, vz3500) → error([])
new_compare14(vz3500, vz35100, ty_Double) → new_compare1(vz3500, vz35100)
new_compare14(vz3500, vz35100, ty_Float) → new_compare7(vz3500, vz35100)
new_compare14(vz3500, vz35100, app(ty_[], cd)) → new_compare13(vz3500, vz35100, cd)
new_compare(vz340, vz3500, ty_Integer) → new_compare4(vz340, vz3500)
new_merge1(vz34, vz350, [], ba) → new_merge2(vz34, vz350, ba)
new_compare14(vz3500, vz35100, app(ty_Maybe, bf)) → new_compare9(vz3500, vz35100, bf)
new_merge2(:(vz340, vz341), :(vz3500, vz3501), ba) → new_merge00(vz3500, vz340, vz341, vz3501, new_compare(vz340, vz3500, ba), ba)
new_compare(vz340, vz3500, ty_Int) → new_compare5(vz340, vz3500)
new_compare14(vz3500, vz35100, app(app(ty_Either, bg), bh)) → new_compare10(vz3500, vz35100, bg, bh)
new_compare14(vz3500, vz35100, ty_Int) → new_compare5(vz3500, vz35100)
new_compare11(@0, @0) → EQ
new_merge2(vz34, [], ba) → vz34
new_compare1(vz340, vz3500) → error([])
new_compare6(vz340, vz3500) → error([])
new_compare(vz340, vz3500, ty_@0) → new_compare11(vz340, vz3500)
new_compare(vz340, vz3500, ty_Float) → new_compare7(vz340, vz3500)
new_compare5(vz340, vz3500) → error([])
new_compare14(vz3500, vz35100, ty_@0) → new_compare11(vz3500, vz35100)
new_compare12(vz340, vz3500, ca, cb, cc) → error([])
new_compare9(vz340, vz3500, bf) → error([])
new_compare(vz340, vz3500, app(ty_[], cd)) → new_compare13(vz340, vz3500, cd)
new_compare14(vz3500, vz35100, app(ty_Ratio, bc)) → new_compare2(vz3500, vz35100, bc)
new_merge00(vz44, vz45, vz46, vz47, EQ, bb) → :(vz45, new_merge2(vz46, :(vz44, vz47), bb))
new_compare14(vz3500, vz35100, ty_Integer) → new_compare4(vz3500, vz35100)

The set Q consists of the following terms:

new_compare3(x0, x1)
new_compare2(x0, x1, x2)
new_compare9(x0, x1, x2)
new_compare7(x0, x1)
new_compare(x0, x1, ty_Int)
new_compare4(x0, x1)
new_compare(x0, x1, ty_Char)
new_compare14(x0, x1, app(app(ty_Either, x2), x3))
new_compare5(x0, x1)
new_compare(x0, x1, app(app(app(ty_@3, x2), x3), x4))
new_compare(x0, x1, ty_Bool)
new_compare1(x0, x1)
new_merge00(x0, x1, x2, x3, LT, x4)
new_merge2([], :(x0, x1), x2)
new_merge2(:(x0, x1), :(x2, x3), x4)
new_compare(x0, x1, ty_Float)
new_merge_pairs0(:(x0, :(x1, x2)), x3)
new_compare(x0, x1, ty_Ordering)
new_compare14(x0, x1, ty_Bool)
new_compare6(x0, x1)
new_compare(x0, x1, ty_Double)
new_compare(x0, x1, app(ty_Ratio, x2))
new_merge00(x0, x1, x2, x3, EQ, x4)
new_merge1(x0, x1, [], x2)
new_compare14(x0, x1, ty_@0)
new_compare14(x0, x1, app(app(app(ty_@3, x2), x3), x4))
new_compare14(x0, x1, app(ty_Ratio, x2))
new_merge1(x0, :(x1, x2), :(x3, x4), x5)
new_compare(x0, x1, ty_@0)
new_compare12(x0, x1, x2, x3, x4)
new_compare(x0, x1, app(ty_Maybe, x2))
new_merge_pairs0([], x0)
new_compare14(x0, x1, app(app(ty_@2, x2), x3))
new_compare14(x0, x1, ty_Char)
new_compare14(x0, x1, app(ty_[], x2))
new_compare14(x0, x1, ty_Ordering)
new_compare0(x0, x1)
new_compare11(@0, @0)
new_compare8(x0, x1, x2, x3)
new_compare(x0, x1, app(ty_[], x2))
new_compare(x0, x1, app(app(ty_Either, x2), x3))
new_compare10(x0, x1, x2, x3)
new_merge00(x0, x1, x2, x3, GT, x4)
new_compare14(x0, x1, ty_Integer)
new_compare14(x0, x1, app(ty_Maybe, x2))
new_compare14(x0, x1, ty_Int)
new_compare13(x0, x1, x2)
new_compare14(x0, x1, ty_Float)
new_merge_pairs0(:(x0, []), x1)
new_merge1(x0, [], :(x1, x2), x3)
new_compare(x0, x1, app(app(ty_@2, x2), x3))
new_compare14(x0, x1, ty_Double)
new_compare(x0, x1, ty_Integer)
new_merge2(x0, [], x1)

We have to consider all minimal (P,Q,R)-chains.
The TRS P is empty. Hence, there is no (P,Q,R) chain.