/export/starexec/sandbox2/solver/bin/starexec_run_standard /export/starexec/sandbox2/benchmark/theBenchmark.hs /export/starexec/sandbox2/output/output_files -------------------------------------------------------------------------------- YES proof of /export/starexec/sandbox2/benchmark/theBenchmark.hs # AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty H-Termination with start terms of the given HASKELL could be proven: (0) HASKELL (1) BR [EQUIVALENT, 0 ms] (2) HASKELL (3) COR [EQUIVALENT, 4 ms] (4) HASKELL (5) LetRed [EQUIVALENT, 0 ms] (6) HASKELL (7) NumRed [SOUND, 10 ms] (8) HASKELL (9) Narrow [SOUND, 0 ms] (10) QDP (11) QDPSizeChangeProof [EQUIVALENT, 0 ms] (12) YES ---------------------------------------- (0) Obligation: mainModule Main module Maybe where { import qualified List; import qualified Main; import qualified Prelude; } module List where { import qualified Main; import qualified Maybe; import qualified Prelude; genericReplicate :: Integral a => a -> b -> [b]; genericReplicate n x = genericTake n (repeat x); genericTake :: Integral b => b -> [a] -> [a]; genericTake 0 _ = []; genericTake _ [] = []; genericTake n (x : xs) | n > 0 = x : genericTake (n - 1) xs; genericTake _ _ = error []; } module Main where { import qualified List; import qualified Maybe; import qualified Prelude; } ---------------------------------------- (1) BR (EQUIVALENT) Replaced joker patterns by fresh variables and removed binding patterns. ---------------------------------------- (2) Obligation: mainModule Main module Maybe where { import qualified List; import qualified Main; import qualified Prelude; } module List where { import qualified Main; import qualified Maybe; import qualified Prelude; genericReplicate :: Integral a => a -> b -> [b]; genericReplicate n x = genericTake n (repeat x); genericTake :: Integral a => a -> [b] -> [b]; genericTake 0 xw = []; genericTake xx [] = []; genericTake n (x : xs) | n > 0 = x : genericTake (n - 1) xs; genericTake xy xz = error []; } module Main where { import qualified List; import qualified Maybe; import qualified Prelude; } ---------------------------------------- (3) COR (EQUIVALENT) Cond Reductions: The following Function with conditions "undefined |Falseundefined; " is transformed to "undefined = undefined1; " "undefined0 True = undefined; " "undefined1 = undefined0 False; " The following Function with conditions "genericTake 0 xw = []; genericTake xx [] = []; genericTake n (x : xs)|n > 0x : genericTake (n - 1) xs; genericTake xy xz = error []; " is transformed to "genericTake zu xw = genericTake5 zu xw; genericTake xx [] = genericTake3 xx []; genericTake n (x : xs) = genericTake2 n (x : xs); genericTake xy xz = genericTake0 xy xz; " "genericTake0 xy xz = error []; " "genericTake1 n x xs True = x : genericTake (n - 1) xs; genericTake1 n x xs False = genericTake0 n (x : xs); " "genericTake2 n (x : xs) = genericTake1 n x xs (n > 0); genericTake2 yv yw = genericTake0 yv yw; " "genericTake3 xx [] = []; genericTake3 yy yz = genericTake2 yy yz; " "genericTake4 True zu xw = []; genericTake4 zv zw zx = genericTake3 zw zx; " "genericTake5 zu xw = genericTake4 (zu == 0) zu xw; genericTake5 zy zz = genericTake3 zy zz; " ---------------------------------------- (4) Obligation: mainModule Main module Maybe where { import qualified List; import qualified Main; import qualified Prelude; } module List where { import qualified Main; import qualified Maybe; import qualified Prelude; genericReplicate :: Integral a => a -> b -> [b]; genericReplicate n x = genericTake n (repeat x); genericTake :: Integral b => b -> [a] -> [a]; genericTake zu xw = genericTake5 zu xw; genericTake xx [] = genericTake3 xx []; genericTake n (x : xs) = genericTake2 n (x : xs); genericTake xy xz = genericTake0 xy xz; genericTake0 xy xz = error []; genericTake1 n x xs True = x : genericTake (n - 1) xs; genericTake1 n x xs False = genericTake0 n (x : xs); genericTake2 n (x : xs) = genericTake1 n x xs (n > 0); genericTake2 yv yw = genericTake0 yv yw; genericTake3 xx [] = []; genericTake3 yy yz = genericTake2 yy yz; genericTake4 True zu xw = []; genericTake4 zv zw zx = genericTake3 zw zx; genericTake5 zu xw = genericTake4 (zu == 0) zu xw; genericTake5 zy zz = genericTake3 zy zz; } module Main where { import qualified List; import qualified Maybe; import qualified Prelude; } ---------------------------------------- (5) LetRed (EQUIVALENT) Let/Where Reductions: The bindings of the following Let/Where expression "xs where { xs = x : xs; } " are unpacked to the following functions on top level "repeatXs vuu = vuu : repeatXs vuu; " ---------------------------------------- (6) Obligation: mainModule Main module Maybe where { import qualified List; import qualified Main; import qualified Prelude; } module List where { import qualified Main; import qualified Maybe; import qualified Prelude; genericReplicate :: Integral b => b -> a -> [a]; genericReplicate n x = genericTake n (repeat x); genericTake :: Integral b => b -> [a] -> [a]; genericTake zu xw = genericTake5 zu xw; genericTake xx [] = genericTake3 xx []; genericTake n (x : xs) = genericTake2 n (x : xs); genericTake xy xz = genericTake0 xy xz; genericTake0 xy xz = error []; genericTake1 n x xs True = x : genericTake (n - 1) xs; genericTake1 n x xs False = genericTake0 n (x : xs); genericTake2 n (x : xs) = genericTake1 n x xs (n > 0); genericTake2 yv yw = genericTake0 yv yw; genericTake3 xx [] = []; genericTake3 yy yz = genericTake2 yy yz; genericTake4 True zu xw = []; genericTake4 zv zw zx = genericTake3 zw zx; genericTake5 zu xw = genericTake4 (zu == 0) zu xw; genericTake5 zy zz = genericTake3 zy zz; } module Main where { import qualified List; import qualified Maybe; import qualified Prelude; } ---------------------------------------- (7) NumRed (SOUND) Num Reduction:All numbers are transformed to their corresponding representation with Succ, Pred and Zero. ---------------------------------------- (8) Obligation: mainModule Main module Maybe where { import qualified List; import qualified Main; import qualified Prelude; } module List where { import qualified Main; import qualified Maybe; import qualified Prelude; genericReplicate :: Integral b => b -> a -> [a]; genericReplicate n x = genericTake n (repeat x); genericTake :: Integral b => b -> [a] -> [a]; genericTake zu xw = genericTake5 zu xw; genericTake xx [] = genericTake3 xx []; genericTake n (x : xs) = genericTake2 n (x : xs); genericTake xy xz = genericTake0 xy xz; genericTake0 xy xz = error []; genericTake1 n x xs True = x : genericTake (n - fromInt (Pos (Succ Zero))) xs; genericTake1 n x xs False = genericTake0 n (x : xs); genericTake2 n (x : xs) = genericTake1 n x xs (n > fromInt (Pos Zero)); genericTake2 yv yw = genericTake0 yv yw; genericTake3 xx [] = []; genericTake3 yy yz = genericTake2 yy yz; genericTake4 True zu xw = []; genericTake4 zv zw zx = genericTake3 zw zx; genericTake5 zu xw = genericTake4 (zu == fromInt (Pos Zero)) zu xw; genericTake5 zy zz = genericTake3 zy zz; } module Main where { import qualified List; import qualified Maybe; import qualified Prelude; } ---------------------------------------- (9) Narrow (SOUND) Haskell To QDPs digraph dp_graph { node [outthreshold=100, inthreshold=100];1[label="List.genericReplicate",fontsize=16,color="grey",shape="box"];1 -> 3[label="",style="dashed", color="grey", weight=3]; 3[label="List.genericReplicate vuv3",fontsize=16,color="grey",shape="box"];3 -> 4[label="",style="dashed", color="grey", weight=3]; 4[label="List.genericReplicate vuv3 vuv4",fontsize=16,color="black",shape="triangle"];4 -> 5[label="",style="solid", color="black", weight=3]; 5[label="List.genericTake vuv3 (repeat vuv4)",fontsize=16,color="black",shape="box"];5 -> 6[label="",style="solid", color="black", weight=3]; 6[label="List.genericTake5 vuv3 (repeat vuv4)",fontsize=16,color="black",shape="box"];6 -> 7[label="",style="solid", color="black", weight=3]; 7[label="List.genericTake4 (vuv3 == fromInt (Pos Zero)) vuv3 (repeat vuv4)",fontsize=16,color="black",shape="box"];7 -> 8[label="",style="solid", color="black", weight=3]; 8[label="List.genericTake4 (primEqInt vuv3 (fromInt (Pos Zero))) vuv3 (repeat vuv4)",fontsize=16,color="burlywood",shape="box"];69[label="vuv3/Pos vuv30",fontsize=10,color="white",style="solid",shape="box"];8 -> 69[label="",style="solid", color="burlywood", weight=9]; 69 -> 9[label="",style="solid", color="burlywood", weight=3]; 70[label="vuv3/Neg vuv30",fontsize=10,color="white",style="solid",shape="box"];8 -> 70[label="",style="solid", color="burlywood", weight=9]; 70 -> 10[label="",style="solid", color="burlywood", weight=3]; 9[label="List.genericTake4 (primEqInt (Pos vuv30) (fromInt (Pos Zero))) (Pos vuv30) (repeat vuv4)",fontsize=16,color="burlywood",shape="box"];71[label="vuv30/Succ vuv300",fontsize=10,color="white",style="solid",shape="box"];9 -> 71[label="",style="solid", color="burlywood", weight=9]; 71 -> 11[label="",style="solid", color="burlywood", weight=3]; 72[label="vuv30/Zero",fontsize=10,color="white",style="solid",shape="box"];9 -> 72[label="",style="solid", color="burlywood", weight=9]; 72 -> 12[label="",style="solid", color="burlywood", weight=3]; 10[label="List.genericTake4 (primEqInt (Neg vuv30) (fromInt (Pos Zero))) (Neg vuv30) (repeat vuv4)",fontsize=16,color="burlywood",shape="box"];73[label="vuv30/Succ vuv300",fontsize=10,color="white",style="solid",shape="box"];10 -> 73[label="",style="solid", color="burlywood", weight=9]; 73 -> 13[label="",style="solid", color="burlywood", weight=3]; 74[label="vuv30/Zero",fontsize=10,color="white",style="solid",shape="box"];10 -> 74[label="",style="solid", color="burlywood", weight=9]; 74 -> 14[label="",style="solid", color="burlywood", weight=3]; 11[label="List.genericTake4 (primEqInt (Pos (Succ vuv300)) (fromInt (Pos Zero))) (Pos (Succ vuv300)) (repeat vuv4)",fontsize=16,color="black",shape="box"];11 -> 15[label="",style="solid", color="black", weight=3]; 12[label="List.genericTake4 (primEqInt (Pos Zero) (fromInt (Pos Zero))) (Pos Zero) (repeat vuv4)",fontsize=16,color="black",shape="box"];12 -> 16[label="",style="solid", color="black", weight=3]; 13[label="List.genericTake4 (primEqInt (Neg (Succ vuv300)) (fromInt (Pos Zero))) (Neg (Succ vuv300)) (repeat vuv4)",fontsize=16,color="black",shape="box"];13 -> 17[label="",style="solid", color="black", weight=3]; 14[label="List.genericTake4 (primEqInt (Neg Zero) (fromInt (Pos Zero))) (Neg Zero) (repeat vuv4)",fontsize=16,color="black",shape="box"];14 -> 18[label="",style="solid", color="black", weight=3]; 15[label="List.genericTake4 (primEqInt (Pos (Succ vuv300)) (Pos Zero)) (Pos (Succ vuv300)) (repeat vuv4)",fontsize=16,color="black",shape="box"];15 -> 19[label="",style="solid", color="black", weight=3]; 16[label="List.genericTake4 (primEqInt (Pos Zero) (Pos Zero)) (Pos Zero) (repeat vuv4)",fontsize=16,color="black",shape="box"];16 -> 20[label="",style="solid", color="black", weight=3]; 17[label="List.genericTake4 (primEqInt (Neg (Succ vuv300)) (Pos Zero)) (Neg (Succ vuv300)) (repeat vuv4)",fontsize=16,color="black",shape="box"];17 -> 21[label="",style="solid", color="black", weight=3]; 18[label="List.genericTake4 (primEqInt (Neg Zero) (Pos Zero)) (Neg Zero) (repeat vuv4)",fontsize=16,color="black",shape="box"];18 -> 22[label="",style="solid", color="black", weight=3]; 19[label="List.genericTake4 False (Pos (Succ vuv300)) (repeat vuv4)",fontsize=16,color="black",shape="box"];19 -> 23[label="",style="solid", color="black", weight=3]; 20[label="List.genericTake4 True (Pos Zero) (repeat vuv4)",fontsize=16,color="black",shape="box"];20 -> 24[label="",style="solid", color="black", weight=3]; 21[label="List.genericTake4 False (Neg (Succ vuv300)) (repeat vuv4)",fontsize=16,color="black",shape="box"];21 -> 25[label="",style="solid", color="black", weight=3]; 22[label="List.genericTake4 True (Neg Zero) (repeat vuv4)",fontsize=16,color="black",shape="box"];22 -> 26[label="",style="solid", color="black", weight=3]; 23[label="List.genericTake3 (Pos (Succ vuv300)) (repeat vuv4)",fontsize=16,color="black",shape="box"];23 -> 27[label="",style="solid", color="black", weight=3]; 24[label="[]",fontsize=16,color="green",shape="box"];25[label="List.genericTake3 (Neg (Succ vuv300)) (repeat vuv4)",fontsize=16,color="black",shape="box"];25 -> 28[label="",style="solid", color="black", weight=3]; 26[label="[]",fontsize=16,color="green",shape="box"];27[label="List.genericTake3 (Pos (Succ vuv300)) (repeatXs vuv4)",fontsize=16,color="black",shape="triangle"];27 -> 29[label="",style="solid", color="black", weight=3]; 28[label="List.genericTake3 (Neg (Succ vuv300)) (repeatXs vuv4)",fontsize=16,color="black",shape="box"];28 -> 30[label="",style="solid", color="black", weight=3]; 29[label="List.genericTake3 (Pos (Succ vuv300)) (vuv4 : repeatXs vuv4)",fontsize=16,color="black",shape="box"];29 -> 31[label="",style="solid", color="black", weight=3]; 30[label="List.genericTake3 (Neg (Succ vuv300)) (vuv4 : repeatXs vuv4)",fontsize=16,color="black",shape="box"];30 -> 32[label="",style="solid", color="black", weight=3]; 31[label="List.genericTake2 (Pos (Succ vuv300)) (vuv4 : repeatXs vuv4)",fontsize=16,color="black",shape="box"];31 -> 33[label="",style="solid", color="black", weight=3]; 32[label="List.genericTake2 (Neg (Succ vuv300)) (vuv4 : repeatXs vuv4)",fontsize=16,color="black",shape="box"];32 -> 34[label="",style="solid", color="black", weight=3]; 33[label="List.genericTake1 (Pos (Succ vuv300)) vuv4 (repeatXs vuv4) (Pos (Succ vuv300) > fromInt (Pos Zero))",fontsize=16,color="black",shape="box"];33 -> 35[label="",style="solid", color="black", weight=3]; 34[label="List.genericTake1 (Neg (Succ vuv300)) vuv4 (repeatXs vuv4) (Neg (Succ vuv300) > fromInt (Pos Zero))",fontsize=16,color="black",shape="box"];34 -> 36[label="",style="solid", color="black", weight=3]; 35[label="List.genericTake1 (Pos (Succ vuv300)) vuv4 (repeatXs vuv4) (compare (Pos (Succ vuv300)) (fromInt (Pos Zero)) == GT)",fontsize=16,color="black",shape="box"];35 -> 37[label="",style="solid", color="black", weight=3]; 36[label="List.genericTake1 (Neg (Succ vuv300)) vuv4 (repeatXs vuv4) (compare (Neg (Succ vuv300)) (fromInt (Pos Zero)) == GT)",fontsize=16,color="black",shape="box"];36 -> 38[label="",style="solid", color="black", weight=3]; 37[label="List.genericTake1 (Pos (Succ vuv300)) vuv4 (repeatXs vuv4) (primCmpInt (Pos (Succ vuv300)) (fromInt (Pos Zero)) == GT)",fontsize=16,color="black",shape="box"];37 -> 39[label="",style="solid", color="black", weight=3]; 38[label="List.genericTake1 (Neg (Succ vuv300)) vuv4 (repeatXs vuv4) (primCmpInt (Neg (Succ vuv300)) (fromInt (Pos Zero)) == GT)",fontsize=16,color="black",shape="box"];38 -> 40[label="",style="solid", color="black", weight=3]; 39[label="List.genericTake1 (Pos (Succ vuv300)) vuv4 (repeatXs vuv4) (primCmpInt (Pos (Succ vuv300)) (Pos Zero) == GT)",fontsize=16,color="black",shape="box"];39 -> 41[label="",style="solid", color="black", weight=3]; 40[label="List.genericTake1 (Neg (Succ vuv300)) vuv4 (repeatXs vuv4) (primCmpInt (Neg (Succ vuv300)) (Pos Zero) == GT)",fontsize=16,color="black",shape="box"];40 -> 42[label="",style="solid", color="black", weight=3]; 41[label="List.genericTake1 (Pos (Succ vuv300)) vuv4 (repeatXs vuv4) (primCmpNat (Succ vuv300) Zero == GT)",fontsize=16,color="black",shape="box"];41 -> 43[label="",style="solid", color="black", weight=3]; 42[label="List.genericTake1 (Neg (Succ vuv300)) vuv4 (repeatXs vuv4) (LT == GT)",fontsize=16,color="black",shape="box"];42 -> 44[label="",style="solid", color="black", weight=3]; 43[label="List.genericTake1 (Pos (Succ vuv300)) vuv4 (repeatXs vuv4) (GT == GT)",fontsize=16,color="black",shape="box"];43 -> 45[label="",style="solid", color="black", weight=3]; 44[label="List.genericTake1 (Neg (Succ vuv300)) vuv4 (repeatXs vuv4) False",fontsize=16,color="black",shape="box"];44 -> 46[label="",style="solid", color="black", weight=3]; 45[label="List.genericTake1 (Pos (Succ vuv300)) vuv4 (repeatXs vuv4) True",fontsize=16,color="black",shape="box"];45 -> 47[label="",style="solid", color="black", weight=3]; 46[label="List.genericTake0 (Neg (Succ vuv300)) (vuv4 : repeatXs vuv4)",fontsize=16,color="black",shape="box"];46 -> 48[label="",style="solid", color="black", weight=3]; 47[label="vuv4 : List.genericTake (Pos (Succ vuv300) - fromInt (Pos (Succ Zero))) (repeatXs vuv4)",fontsize=16,color="green",shape="box"];47 -> 49[label="",style="dashed", color="green", weight=3]; 48[label="error []",fontsize=16,color="black",shape="box"];48 -> 50[label="",style="solid", color="black", weight=3]; 49[label="List.genericTake (Pos (Succ vuv300) - fromInt (Pos (Succ Zero))) (repeatXs vuv4)",fontsize=16,color="black",shape="box"];49 -> 51[label="",style="solid", color="black", weight=3]; 50[label="error []",fontsize=16,color="red",shape="box"];51[label="List.genericTake5 (Pos (Succ vuv300) - fromInt (Pos (Succ Zero))) (repeatXs vuv4)",fontsize=16,color="black",shape="box"];51 -> 52[label="",style="solid", color="black", weight=3]; 52[label="List.genericTake4 (Pos (Succ vuv300) - fromInt (Pos (Succ Zero)) == fromInt (Pos Zero)) (Pos (Succ vuv300) - fromInt (Pos (Succ Zero))) (repeatXs vuv4)",fontsize=16,color="black",shape="box"];52 -> 53[label="",style="solid", color="black", weight=3]; 53[label="List.genericTake4 (primEqInt (Pos (Succ vuv300) - fromInt (Pos (Succ Zero))) (fromInt (Pos Zero))) (Pos (Succ vuv300) - fromInt (Pos (Succ Zero))) (repeatXs vuv4)",fontsize=16,color="black",shape="box"];53 -> 54[label="",style="solid", color="black", weight=3]; 54[label="List.genericTake4 (primEqInt (primMinusInt (Pos (Succ vuv300)) (fromInt (Pos (Succ Zero)))) (fromInt (Pos Zero))) (primMinusInt (Pos (Succ vuv300)) (fromInt (Pos (Succ Zero)))) (repeatXs vuv4)",fontsize=16,color="black",shape="box"];54 -> 55[label="",style="solid", color="black", weight=3]; 55[label="List.genericTake4 (primEqInt (primMinusInt (Pos (Succ vuv300)) (Pos (Succ Zero))) (fromInt (Pos Zero))) (primMinusInt (Pos (Succ vuv300)) (Pos (Succ Zero))) (repeatXs vuv4)",fontsize=16,color="black",shape="box"];55 -> 56[label="",style="solid", color="black", weight=3]; 56[label="List.genericTake4 (primEqInt (primMinusNat (Succ vuv300) (Succ Zero)) (fromInt (Pos Zero))) (primMinusNat (Succ vuv300) (Succ Zero)) (repeatXs vuv4)",fontsize=16,color="black",shape="box"];56 -> 57[label="",style="solid", color="black", weight=3]; 57[label="List.genericTake4 (primEqInt (primMinusNat vuv300 Zero) (fromInt (Pos Zero))) (primMinusNat vuv300 Zero) (repeatXs vuv4)",fontsize=16,color="burlywood",shape="box"];75[label="vuv300/Succ vuv3000",fontsize=10,color="white",style="solid",shape="box"];57 -> 75[label="",style="solid", color="burlywood", weight=9]; 75 -> 58[label="",style="solid", color="burlywood", weight=3]; 76[label="vuv300/Zero",fontsize=10,color="white",style="solid",shape="box"];57 -> 76[label="",style="solid", color="burlywood", weight=9]; 76 -> 59[label="",style="solid", color="burlywood", weight=3]; 58[label="List.genericTake4 (primEqInt (primMinusNat (Succ vuv3000) Zero) (fromInt (Pos Zero))) (primMinusNat (Succ vuv3000) Zero) (repeatXs vuv4)",fontsize=16,color="black",shape="box"];58 -> 60[label="",style="solid", color="black", weight=3]; 59[label="List.genericTake4 (primEqInt (primMinusNat Zero Zero) (fromInt (Pos Zero))) (primMinusNat Zero Zero) (repeatXs vuv4)",fontsize=16,color="black",shape="box"];59 -> 61[label="",style="solid", color="black", weight=3]; 60[label="List.genericTake4 (primEqInt (Pos (Succ vuv3000)) (fromInt (Pos Zero))) (Pos (Succ vuv3000)) (repeatXs vuv4)",fontsize=16,color="black",shape="box"];60 -> 62[label="",style="solid", color="black", weight=3]; 61[label="List.genericTake4 (primEqInt (Pos Zero) (fromInt (Pos Zero))) (Pos Zero) (repeatXs vuv4)",fontsize=16,color="black",shape="box"];61 -> 63[label="",style="solid", color="black", weight=3]; 62[label="List.genericTake4 (primEqInt (Pos (Succ vuv3000)) (Pos Zero)) (Pos (Succ vuv3000)) (repeatXs vuv4)",fontsize=16,color="black",shape="box"];62 -> 64[label="",style="solid", color="black", weight=3]; 63[label="List.genericTake4 (primEqInt (Pos Zero) (Pos Zero)) (Pos Zero) (repeatXs vuv4)",fontsize=16,color="black",shape="box"];63 -> 65[label="",style="solid", color="black", weight=3]; 64[label="List.genericTake4 False (Pos (Succ vuv3000)) (repeatXs vuv4)",fontsize=16,color="black",shape="box"];64 -> 66[label="",style="solid", color="black", weight=3]; 65[label="List.genericTake4 True (Pos Zero) (repeatXs vuv4)",fontsize=16,color="black",shape="box"];65 -> 67[label="",style="solid", color="black", weight=3]; 66 -> 27[label="",style="dashed", color="red", weight=0]; 66[label="List.genericTake3 (Pos (Succ vuv3000)) (repeatXs vuv4)",fontsize=16,color="magenta"];66 -> 68[label="",style="dashed", color="magenta", weight=3]; 67[label="[]",fontsize=16,color="green",shape="box"];68[label="vuv3000",fontsize=16,color="green",shape="box"];} ---------------------------------------- (10) Obligation: Q DP problem: The TRS P consists of the following rules: new_genericTake3(Succ(vuv3000), vuv4, ba) -> new_genericTake3(vuv3000, vuv4, ba) R is empty. Q is empty. We have to consider all minimal (P,Q,R)-chains. ---------------------------------------- (11) QDPSizeChangeProof (EQUIVALENT) By using the subterm criterion [SUBTERM_CRITERION] together with the size-change analysis [AAECC05] 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: *new_genericTake3(Succ(vuv3000), vuv4, ba) -> new_genericTake3(vuv3000, vuv4, ba) The graph contains the following edges 1 > 1, 2 >= 2, 3 >= 3 ---------------------------------------- (12) YES