7.97/3.65 YES 9.51/4.17 proof of /export/starexec/sandbox/benchmark/theBenchmark.hs 9.51/4.17 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 9.51/4.17 9.51/4.17 9.51/4.17 H-Termination with start terms of the given HASKELL could be proven: 9.51/4.17 9.51/4.17 (0) HASKELL 9.51/4.17 (1) BR [EQUIVALENT, 0 ms] 9.51/4.17 (2) HASKELL 9.51/4.17 (3) COR [EQUIVALENT, 0 ms] 9.51/4.17 (4) HASKELL 9.51/4.17 (5) Narrow [SOUND, 0 ms] 9.51/4.17 (6) QDP 9.51/4.17 (7) QDPSizeChangeProof [EQUIVALENT, 0 ms] 9.51/4.17 (8) YES 9.51/4.17 9.51/4.17 9.51/4.17 ---------------------------------------- 9.51/4.17 9.51/4.17 (0) 9.51/4.17 Obligation: 9.51/4.17 mainModule Main 9.51/4.17 module Main where { 9.51/4.17 import qualified Prelude; 9.51/4.17 data Main.Char = Char MyInt ; 9.51/4.17 9.51/4.17 data MyBool = MyTrue | MyFalse ; 9.51/4.17 9.51/4.17 data MyInt = Pos Main.Nat | Neg Main.Nat ; 9.51/4.17 9.51/4.17 data Main.Nat = Succ Main.Nat | Zero ; 9.51/4.17 9.51/4.17 esEsChar :: Main.Char -> Main.Char -> MyBool; 9.51/4.17 esEsChar = primEqChar; 9.51/4.17 9.51/4.17 primEqChar :: Main.Char -> Main.Char -> MyBool; 9.51/4.17 primEqChar (Main.Char x) (Main.Char y) = primEqInt x y; 9.51/4.17 9.51/4.17 primEqInt :: MyInt -> MyInt -> MyBool; 9.51/4.17 primEqInt (Main.Pos (Main.Succ x)) (Main.Pos (Main.Succ y)) = primEqNat x y; 9.51/4.17 primEqInt (Main.Neg (Main.Succ x)) (Main.Neg (Main.Succ y)) = primEqNat x y; 9.51/4.18 primEqInt (Main.Pos Main.Zero) (Main.Neg Main.Zero) = MyTrue; 9.51/4.18 primEqInt (Main.Neg Main.Zero) (Main.Pos Main.Zero) = MyTrue; 9.51/4.18 primEqInt (Main.Neg Main.Zero) (Main.Neg Main.Zero) = MyTrue; 9.51/4.18 primEqInt (Main.Pos Main.Zero) (Main.Pos Main.Zero) = MyTrue; 9.51/4.18 primEqInt vv vw = MyFalse; 9.51/4.18 9.51/4.18 primEqNat :: Main.Nat -> Main.Nat -> MyBool; 9.51/4.18 primEqNat Main.Zero Main.Zero = MyTrue; 9.51/4.18 primEqNat Main.Zero (Main.Succ y) = MyFalse; 9.51/4.18 primEqNat (Main.Succ x) Main.Zero = MyFalse; 9.51/4.18 primEqNat (Main.Succ x) (Main.Succ y) = primEqNat x y; 9.51/4.18 9.51/4.18 } 9.51/4.18 9.51/4.18 ---------------------------------------- 9.51/4.18 9.51/4.18 (1) BR (EQUIVALENT) 9.51/4.18 Replaced joker patterns by fresh variables and removed binding patterns. 9.51/4.18 ---------------------------------------- 9.51/4.18 9.51/4.18 (2) 9.51/4.18 Obligation: 9.51/4.18 mainModule Main 9.51/4.18 module Main where { 9.51/4.18 import qualified Prelude; 9.51/4.18 data Main.Char = Char MyInt ; 9.51/4.18 9.51/4.18 data MyBool = MyTrue | MyFalse ; 9.51/4.18 9.51/4.18 data MyInt = Pos Main.Nat | Neg Main.Nat ; 9.51/4.18 9.51/4.18 data Main.Nat = Succ Main.Nat | Zero ; 9.51/4.18 9.51/4.18 esEsChar :: Main.Char -> Main.Char -> MyBool; 9.51/4.18 esEsChar = primEqChar; 9.51/4.18 9.51/4.18 primEqChar :: Main.Char -> Main.Char -> MyBool; 9.51/4.18 primEqChar (Main.Char x) (Main.Char y) = primEqInt x y; 9.51/4.18 9.51/4.18 primEqInt :: MyInt -> MyInt -> MyBool; 9.51/4.18 primEqInt (Main.Pos (Main.Succ x)) (Main.Pos (Main.Succ y)) = primEqNat x y; 9.51/4.18 primEqInt (Main.Neg (Main.Succ x)) (Main.Neg (Main.Succ y)) = primEqNat x y; 9.51/4.18 primEqInt (Main.Pos Main.Zero) (Main.Neg Main.Zero) = MyTrue; 9.51/4.18 primEqInt (Main.Neg Main.Zero) (Main.Pos Main.Zero) = MyTrue; 9.51/4.18 primEqInt (Main.Neg Main.Zero) (Main.Neg Main.Zero) = MyTrue; 9.51/4.18 primEqInt (Main.Pos Main.Zero) (Main.Pos Main.Zero) = MyTrue; 9.51/4.18 primEqInt vv vw = MyFalse; 9.51/4.18 9.51/4.18 primEqNat :: Main.Nat -> Main.Nat -> MyBool; 9.51/4.18 primEqNat Main.Zero Main.Zero = MyTrue; 9.51/4.18 primEqNat Main.Zero (Main.Succ y) = MyFalse; 9.51/4.18 primEqNat (Main.Succ x) Main.Zero = MyFalse; 9.51/4.18 primEqNat (Main.Succ x) (Main.Succ y) = primEqNat x y; 9.51/4.18 9.51/4.18 } 9.51/4.18 9.51/4.18 ---------------------------------------- 9.51/4.18 9.51/4.18 (3) COR (EQUIVALENT) 9.51/4.18 Cond Reductions: 9.51/4.18 The following Function with conditions 9.51/4.18 "undefined |Falseundefined; 9.51/4.18 " 9.51/4.18 is transformed to 9.51/4.18 "undefined = undefined1; 9.51/4.18 " 9.51/4.18 "undefined0 True = undefined; 9.51/4.18 " 9.51/4.18 "undefined1 = undefined0 False; 9.51/4.18 " 9.51/4.18 9.51/4.18 ---------------------------------------- 9.51/4.18 9.51/4.18 (4) 9.51/4.18 Obligation: 9.51/4.18 mainModule Main 9.51/4.18 module Main where { 9.51/4.18 import qualified Prelude; 9.51/4.18 data Main.Char = Char MyInt ; 9.51/4.18 9.51/4.18 data MyBool = MyTrue | MyFalse ; 9.51/4.18 9.51/4.18 data MyInt = Pos Main.Nat | Neg Main.Nat ; 9.51/4.18 9.51/4.18 data Main.Nat = Succ Main.Nat | Zero ; 9.51/4.18 9.51/4.18 esEsChar :: Main.Char -> Main.Char -> MyBool; 9.51/4.18 esEsChar = primEqChar; 9.51/4.18 9.51/4.18 primEqChar :: Main.Char -> Main.Char -> MyBool; 9.51/4.18 primEqChar (Main.Char x) (Main.Char y) = primEqInt x y; 9.51/4.18 9.51/4.18 primEqInt :: MyInt -> MyInt -> MyBool; 9.51/4.18 primEqInt (Main.Pos (Main.Succ x)) (Main.Pos (Main.Succ y)) = primEqNat x y; 9.51/4.18 primEqInt (Main.Neg (Main.Succ x)) (Main.Neg (Main.Succ y)) = primEqNat x y; 9.51/4.18 primEqInt (Main.Pos Main.Zero) (Main.Neg Main.Zero) = MyTrue; 9.51/4.18 primEqInt (Main.Neg Main.Zero) (Main.Pos Main.Zero) = MyTrue; 9.51/4.18 primEqInt (Main.Neg Main.Zero) (Main.Neg Main.Zero) = MyTrue; 9.51/4.18 primEqInt (Main.Pos Main.Zero) (Main.Pos Main.Zero) = MyTrue; 9.51/4.18 primEqInt vv vw = MyFalse; 9.51/4.18 9.51/4.18 primEqNat :: Main.Nat -> Main.Nat -> MyBool; 9.51/4.18 primEqNat Main.Zero Main.Zero = MyTrue; 9.51/4.18 primEqNat Main.Zero (Main.Succ y) = MyFalse; 9.51/4.18 primEqNat (Main.Succ x) Main.Zero = MyFalse; 9.51/4.18 primEqNat (Main.Succ x) (Main.Succ y) = primEqNat x y; 9.51/4.18 9.51/4.18 } 9.51/4.18 9.51/4.18 ---------------------------------------- 9.51/4.18 9.51/4.18 (5) Narrow (SOUND) 9.51/4.18 Haskell To QDPs 9.51/4.18 9.51/4.18 digraph dp_graph { 9.51/4.18 node [outthreshold=100, inthreshold=100];1[label="esEsChar",fontsize=16,color="grey",shape="box"];1 -> 3[label="",style="dashed", color="grey", weight=3]; 9.51/4.18 3[label="esEsChar vz3",fontsize=16,color="grey",shape="box"];3 -> 4[label="",style="dashed", color="grey", weight=3]; 9.51/4.18 4[label="esEsChar vz3 vz4",fontsize=16,color="black",shape="triangle"];4 -> 5[label="",style="solid", color="black", weight=3]; 9.51/4.18 5[label="primEqChar vz3 vz4",fontsize=16,color="burlywood",shape="box"];63[label="vz3/Char vz30",fontsize=10,color="white",style="solid",shape="box"];5 -> 63[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 63 -> 6[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 6[label="primEqChar (Char vz30) vz4",fontsize=16,color="burlywood",shape="box"];64[label="vz4/Char vz40",fontsize=10,color="white",style="solid",shape="box"];6 -> 64[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 64 -> 7[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 7[label="primEqChar (Char vz30) (Char vz40)",fontsize=16,color="black",shape="box"];7 -> 8[label="",style="solid", color="black", weight=3]; 9.51/4.18 8[label="primEqInt vz30 vz40",fontsize=16,color="burlywood",shape="box"];65[label="vz30/Pos vz300",fontsize=10,color="white",style="solid",shape="box"];8 -> 65[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 65 -> 9[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 66[label="vz30/Neg vz300",fontsize=10,color="white",style="solid",shape="box"];8 -> 66[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 66 -> 10[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 9[label="primEqInt (Pos vz300) vz40",fontsize=16,color="burlywood",shape="box"];67[label="vz300/Succ vz3000",fontsize=10,color="white",style="solid",shape="box"];9 -> 67[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 67 -> 11[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 68[label="vz300/Zero",fontsize=10,color="white",style="solid",shape="box"];9 -> 68[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 68 -> 12[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 10[label="primEqInt (Neg vz300) vz40",fontsize=16,color="burlywood",shape="box"];69[label="vz300/Succ vz3000",fontsize=10,color="white",style="solid",shape="box"];10 -> 69[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 69 -> 13[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 70[label="vz300/Zero",fontsize=10,color="white",style="solid",shape="box"];10 -> 70[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 70 -> 14[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 11[label="primEqInt (Pos (Succ vz3000)) vz40",fontsize=16,color="burlywood",shape="box"];71[label="vz40/Pos vz400",fontsize=10,color="white",style="solid",shape="box"];11 -> 71[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 71 -> 15[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 72[label="vz40/Neg vz400",fontsize=10,color="white",style="solid",shape="box"];11 -> 72[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 72 -> 16[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 12[label="primEqInt (Pos Zero) vz40",fontsize=16,color="burlywood",shape="box"];73[label="vz40/Pos vz400",fontsize=10,color="white",style="solid",shape="box"];12 -> 73[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 73 -> 17[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 74[label="vz40/Neg vz400",fontsize=10,color="white",style="solid",shape="box"];12 -> 74[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 74 -> 18[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 13[label="primEqInt (Neg (Succ vz3000)) vz40",fontsize=16,color="burlywood",shape="box"];75[label="vz40/Pos vz400",fontsize=10,color="white",style="solid",shape="box"];13 -> 75[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 75 -> 19[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 76[label="vz40/Neg vz400",fontsize=10,color="white",style="solid",shape="box"];13 -> 76[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 76 -> 20[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 14[label="primEqInt (Neg Zero) vz40",fontsize=16,color="burlywood",shape="box"];77[label="vz40/Pos vz400",fontsize=10,color="white",style="solid",shape="box"];14 -> 77[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 77 -> 21[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 78[label="vz40/Neg vz400",fontsize=10,color="white",style="solid",shape="box"];14 -> 78[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 78 -> 22[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 15[label="primEqInt (Pos (Succ vz3000)) (Pos vz400)",fontsize=16,color="burlywood",shape="box"];79[label="vz400/Succ vz4000",fontsize=10,color="white",style="solid",shape="box"];15 -> 79[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 79 -> 23[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 80[label="vz400/Zero",fontsize=10,color="white",style="solid",shape="box"];15 -> 80[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 80 -> 24[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 16[label="primEqInt (Pos (Succ vz3000)) (Neg vz400)",fontsize=16,color="black",shape="box"];16 -> 25[label="",style="solid", color="black", weight=3]; 9.51/4.18 17[label="primEqInt (Pos Zero) (Pos vz400)",fontsize=16,color="burlywood",shape="box"];81[label="vz400/Succ vz4000",fontsize=10,color="white",style="solid",shape="box"];17 -> 81[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 81 -> 26[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 82[label="vz400/Zero",fontsize=10,color="white",style="solid",shape="box"];17 -> 82[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 82 -> 27[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 18[label="primEqInt (Pos Zero) (Neg vz400)",fontsize=16,color="burlywood",shape="box"];83[label="vz400/Succ vz4000",fontsize=10,color="white",style="solid",shape="box"];18 -> 83[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 83 -> 28[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 84[label="vz400/Zero",fontsize=10,color="white",style="solid",shape="box"];18 -> 84[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 84 -> 29[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 19[label="primEqInt (Neg (Succ vz3000)) (Pos vz400)",fontsize=16,color="black",shape="box"];19 -> 30[label="",style="solid", color="black", weight=3]; 9.51/4.18 20[label="primEqInt (Neg (Succ vz3000)) (Neg vz400)",fontsize=16,color="burlywood",shape="box"];85[label="vz400/Succ vz4000",fontsize=10,color="white",style="solid",shape="box"];20 -> 85[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 85 -> 31[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 86[label="vz400/Zero",fontsize=10,color="white",style="solid",shape="box"];20 -> 86[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 86 -> 32[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 21[label="primEqInt (Neg Zero) (Pos vz400)",fontsize=16,color="burlywood",shape="box"];87[label="vz400/Succ vz4000",fontsize=10,color="white",style="solid",shape="box"];21 -> 87[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 87 -> 33[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 88[label="vz400/Zero",fontsize=10,color="white",style="solid",shape="box"];21 -> 88[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 88 -> 34[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 22[label="primEqInt (Neg Zero) (Neg vz400)",fontsize=16,color="burlywood",shape="box"];89[label="vz400/Succ vz4000",fontsize=10,color="white",style="solid",shape="box"];22 -> 89[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 89 -> 35[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 90[label="vz400/Zero",fontsize=10,color="white",style="solid",shape="box"];22 -> 90[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 90 -> 36[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 23[label="primEqInt (Pos (Succ vz3000)) (Pos (Succ vz4000))",fontsize=16,color="black",shape="box"];23 -> 37[label="",style="solid", color="black", weight=3]; 9.51/4.18 24[label="primEqInt (Pos (Succ vz3000)) (Pos Zero)",fontsize=16,color="black",shape="box"];24 -> 38[label="",style="solid", color="black", weight=3]; 9.51/4.18 25[label="MyFalse",fontsize=16,color="green",shape="box"];26[label="primEqInt (Pos Zero) (Pos (Succ vz4000))",fontsize=16,color="black",shape="box"];26 -> 39[label="",style="solid", color="black", weight=3]; 9.51/4.18 27[label="primEqInt (Pos Zero) (Pos Zero)",fontsize=16,color="black",shape="box"];27 -> 40[label="",style="solid", color="black", weight=3]; 9.51/4.18 28[label="primEqInt (Pos Zero) (Neg (Succ vz4000))",fontsize=16,color="black",shape="box"];28 -> 41[label="",style="solid", color="black", weight=3]; 9.51/4.18 29[label="primEqInt (Pos Zero) (Neg Zero)",fontsize=16,color="black",shape="box"];29 -> 42[label="",style="solid", color="black", weight=3]; 9.51/4.18 30[label="MyFalse",fontsize=16,color="green",shape="box"];31[label="primEqInt (Neg (Succ vz3000)) (Neg (Succ vz4000))",fontsize=16,color="black",shape="box"];31 -> 43[label="",style="solid", color="black", weight=3]; 9.51/4.18 32[label="primEqInt (Neg (Succ vz3000)) (Neg Zero)",fontsize=16,color="black",shape="box"];32 -> 44[label="",style="solid", color="black", weight=3]; 9.51/4.18 33[label="primEqInt (Neg Zero) (Pos (Succ vz4000))",fontsize=16,color="black",shape="box"];33 -> 45[label="",style="solid", color="black", weight=3]; 9.51/4.18 34[label="primEqInt (Neg Zero) (Pos Zero)",fontsize=16,color="black",shape="box"];34 -> 46[label="",style="solid", color="black", weight=3]; 9.51/4.18 35[label="primEqInt (Neg Zero) (Neg (Succ vz4000))",fontsize=16,color="black",shape="box"];35 -> 47[label="",style="solid", color="black", weight=3]; 9.51/4.18 36[label="primEqInt (Neg Zero) (Neg Zero)",fontsize=16,color="black",shape="box"];36 -> 48[label="",style="solid", color="black", weight=3]; 9.51/4.18 37[label="primEqNat vz3000 vz4000",fontsize=16,color="burlywood",shape="triangle"];91[label="vz3000/Succ vz30000",fontsize=10,color="white",style="solid",shape="box"];37 -> 91[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 91 -> 49[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 92[label="vz3000/Zero",fontsize=10,color="white",style="solid",shape="box"];37 -> 92[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 92 -> 50[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 38[label="MyFalse",fontsize=16,color="green",shape="box"];39[label="MyFalse",fontsize=16,color="green",shape="box"];40[label="MyTrue",fontsize=16,color="green",shape="box"];41[label="MyFalse",fontsize=16,color="green",shape="box"];42[label="MyTrue",fontsize=16,color="green",shape="box"];43 -> 37[label="",style="dashed", color="red", weight=0]; 9.51/4.18 43[label="primEqNat vz3000 vz4000",fontsize=16,color="magenta"];43 -> 51[label="",style="dashed", color="magenta", weight=3]; 9.51/4.18 43 -> 52[label="",style="dashed", color="magenta", weight=3]; 9.51/4.18 44[label="MyFalse",fontsize=16,color="green",shape="box"];45[label="MyFalse",fontsize=16,color="green",shape="box"];46[label="MyTrue",fontsize=16,color="green",shape="box"];47[label="MyFalse",fontsize=16,color="green",shape="box"];48[label="MyTrue",fontsize=16,color="green",shape="box"];49[label="primEqNat (Succ vz30000) vz4000",fontsize=16,color="burlywood",shape="box"];93[label="vz4000/Succ vz40000",fontsize=10,color="white",style="solid",shape="box"];49 -> 93[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 93 -> 53[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 94[label="vz4000/Zero",fontsize=10,color="white",style="solid",shape="box"];49 -> 94[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 94 -> 54[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 50[label="primEqNat Zero vz4000",fontsize=16,color="burlywood",shape="box"];95[label="vz4000/Succ vz40000",fontsize=10,color="white",style="solid",shape="box"];50 -> 95[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 95 -> 55[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 96[label="vz4000/Zero",fontsize=10,color="white",style="solid",shape="box"];50 -> 96[label="",style="solid", color="burlywood", weight=9]; 9.51/4.18 96 -> 56[label="",style="solid", color="burlywood", weight=3]; 9.51/4.18 51[label="vz4000",fontsize=16,color="green",shape="box"];52[label="vz3000",fontsize=16,color="green",shape="box"];53[label="primEqNat (Succ vz30000) (Succ vz40000)",fontsize=16,color="black",shape="box"];53 -> 57[label="",style="solid", color="black", weight=3]; 9.51/4.18 54[label="primEqNat (Succ vz30000) Zero",fontsize=16,color="black",shape="box"];54 -> 58[label="",style="solid", color="black", weight=3]; 9.51/4.18 55[label="primEqNat Zero (Succ vz40000)",fontsize=16,color="black",shape="box"];55 -> 59[label="",style="solid", color="black", weight=3]; 9.51/4.18 56[label="primEqNat Zero Zero",fontsize=16,color="black",shape="box"];56 -> 60[label="",style="solid", color="black", weight=3]; 9.51/4.18 57 -> 37[label="",style="dashed", color="red", weight=0]; 9.51/4.18 57[label="primEqNat vz30000 vz40000",fontsize=16,color="magenta"];57 -> 61[label="",style="dashed", color="magenta", weight=3]; 9.51/4.18 57 -> 62[label="",style="dashed", color="magenta", weight=3]; 9.51/4.18 58[label="MyFalse",fontsize=16,color="green",shape="box"];59[label="MyFalse",fontsize=16,color="green",shape="box"];60[label="MyTrue",fontsize=16,color="green",shape="box"];61[label="vz40000",fontsize=16,color="green",shape="box"];62[label="vz30000",fontsize=16,color="green",shape="box"];} 9.51/4.18 9.51/4.18 ---------------------------------------- 9.51/4.18 9.51/4.18 (6) 9.51/4.18 Obligation: 9.51/4.18 Q DP problem: 9.51/4.18 The TRS P consists of the following rules: 9.51/4.18 9.51/4.18 new_primEqNat(Main.Succ(vz30000), Main.Succ(vz40000)) -> new_primEqNat(vz30000, vz40000) 9.51/4.18 9.51/4.18 R is empty. 9.51/4.18 Q is empty. 9.51/4.18 We have to consider all minimal (P,Q,R)-chains. 9.51/4.18 ---------------------------------------- 9.51/4.18 9.51/4.18 (7) QDPSizeChangeProof (EQUIVALENT) 9.51/4.18 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. 9.51/4.18 9.51/4.18 From the DPs we obtained the following set of size-change graphs: 9.51/4.18 *new_primEqNat(Main.Succ(vz30000), Main.Succ(vz40000)) -> new_primEqNat(vz30000, vz40000) 9.51/4.18 The graph contains the following edges 1 > 1, 2 > 2 9.51/4.18 9.51/4.18 9.51/4.18 ---------------------------------------- 9.51/4.18 9.51/4.18 (8) 9.51/4.18 YES 9.51/4.23 EOF