8.30/3.72 YES 10.41/4.24 proof of /export/starexec/sandbox/benchmark/theBenchmark.hs 10.41/4.24 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 10.41/4.24 10.41/4.24 10.41/4.24 H-Termination with start terms of the given HASKELL could be proven: 10.41/4.24 10.41/4.24 (0) HASKELL 10.41/4.24 (1) IFR [EQUIVALENT, 0 ms] 10.41/4.24 (2) HASKELL 10.41/4.24 (3) BR [EQUIVALENT, 0 ms] 10.41/4.24 (4) HASKELL 10.41/4.24 (5) COR [EQUIVALENT, 0 ms] 10.41/4.24 (6) HASKELL 10.41/4.24 (7) Narrow [SOUND, 0 ms] 10.41/4.24 (8) AND 10.41/4.24 (9) QDP 10.41/4.24 (10) DependencyGraphProof [EQUIVALENT, 0 ms] 10.41/4.24 (11) AND 10.41/4.24 (12) QDP 10.41/4.24 (13) MRRProof [EQUIVALENT, 66 ms] 10.41/4.24 (14) QDP 10.41/4.24 (15) PisEmptyProof [EQUIVALENT, 0 ms] 10.41/4.24 (16) YES 10.41/4.24 (17) QDP 10.41/4.24 (18) QDPSizeChangeProof [EQUIVALENT, 0 ms] 10.41/4.24 (19) YES 10.41/4.24 (20) QDP 10.41/4.24 (21) QDPSizeChangeProof [EQUIVALENT, 0 ms] 10.41/4.24 (22) YES 10.41/4.24 10.41/4.24 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (0) 10.41/4.24 Obligation: 10.41/4.24 mainModule Main 10.41/4.24 module Main where { 10.41/4.24 import qualified Prelude; 10.41/4.24 } 10.41/4.24 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (1) IFR (EQUIVALENT) 10.41/4.24 If Reductions: 10.41/4.24 The following If expression 10.41/4.24 "if primGEqNatS x y then primModNatS (primMinusNatS x y) (Succ y) else Succ x" 10.41/4.24 is transformed to 10.41/4.24 "primModNatS0 x y True = primModNatS (primMinusNatS x y) (Succ y); 10.41/4.24 primModNatS0 x y False = Succ x; 10.41/4.24 " 10.41/4.24 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (2) 10.41/4.24 Obligation: 10.41/4.24 mainModule Main 10.41/4.24 module Main where { 10.41/4.24 import qualified Prelude; 10.41/4.24 } 10.41/4.24 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (3) BR (EQUIVALENT) 10.41/4.24 Replaced joker patterns by fresh variables and removed binding patterns. 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (4) 10.41/4.24 Obligation: 10.41/4.24 mainModule Main 10.41/4.24 module Main where { 10.41/4.24 import qualified Prelude; 10.41/4.24 } 10.41/4.24 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (5) COR (EQUIVALENT) 10.41/4.24 Cond Reductions: 10.41/4.24 The following Function with conditions 10.41/4.24 "undefined |Falseundefined; 10.41/4.24 " 10.41/4.24 is transformed to 10.41/4.24 "undefined = undefined1; 10.41/4.24 " 10.41/4.24 "undefined0 True = undefined; 10.41/4.24 " 10.41/4.24 "undefined1 = undefined0 False; 10.41/4.24 " 10.41/4.24 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (6) 10.41/4.24 Obligation: 10.41/4.24 mainModule Main 10.41/4.24 module Main where { 10.41/4.24 import qualified Prelude; 10.41/4.24 } 10.41/4.24 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (7) Narrow (SOUND) 10.41/4.24 Haskell To QDPs 10.41/4.24 10.41/4.24 digraph dp_graph { 10.41/4.24 node [outthreshold=100, inthreshold=100];1[label="rem",fontsize=16,color="grey",shape="box"];1 -> 3[label="",style="dashed", color="grey", weight=3]; 10.41/4.24 3[label="rem vz3",fontsize=16,color="grey",shape="box"];3 -> 4[label="",style="dashed", color="grey", weight=3]; 10.41/4.24 4[label="rem vz3 vz4",fontsize=16,color="black",shape="triangle"];4 -> 5[label="",style="solid", color="black", weight=3]; 10.41/4.24 5[label="primRemInt vz3 vz4",fontsize=16,color="burlywood",shape="box"];264[label="vz3/Pos vz30",fontsize=10,color="white",style="solid",shape="box"];5 -> 264[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 264 -> 6[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 265[label="vz3/Neg vz30",fontsize=10,color="white",style="solid",shape="box"];5 -> 265[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 265 -> 7[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 6[label="primRemInt (Pos vz30) vz4",fontsize=16,color="burlywood",shape="box"];266[label="vz4/Pos vz40",fontsize=10,color="white",style="solid",shape="box"];6 -> 266[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 266 -> 8[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 267[label="vz4/Neg vz40",fontsize=10,color="white",style="solid",shape="box"];6 -> 267[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 267 -> 9[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 7[label="primRemInt (Neg vz30) vz4",fontsize=16,color="burlywood",shape="box"];268[label="vz4/Pos vz40",fontsize=10,color="white",style="solid",shape="box"];7 -> 268[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 268 -> 10[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 269[label="vz4/Neg vz40",fontsize=10,color="white",style="solid",shape="box"];7 -> 269[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 269 -> 11[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 8[label="primRemInt (Pos vz30) (Pos vz40)",fontsize=16,color="burlywood",shape="box"];270[label="vz40/Succ vz400",fontsize=10,color="white",style="solid",shape="box"];8 -> 270[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 270 -> 12[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 271[label="vz40/Zero",fontsize=10,color="white",style="solid",shape="box"];8 -> 271[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 271 -> 13[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 9[label="primRemInt (Pos vz30) (Neg vz40)",fontsize=16,color="burlywood",shape="box"];272[label="vz40/Succ vz400",fontsize=10,color="white",style="solid",shape="box"];9 -> 272[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 272 -> 14[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 273[label="vz40/Zero",fontsize=10,color="white",style="solid",shape="box"];9 -> 273[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 273 -> 15[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 10[label="primRemInt (Neg vz30) (Pos vz40)",fontsize=16,color="burlywood",shape="box"];274[label="vz40/Succ vz400",fontsize=10,color="white",style="solid",shape="box"];10 -> 274[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 274 -> 16[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 275[label="vz40/Zero",fontsize=10,color="white",style="solid",shape="box"];10 -> 275[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 275 -> 17[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 11[label="primRemInt (Neg vz30) (Neg vz40)",fontsize=16,color="burlywood",shape="box"];276[label="vz40/Succ vz400",fontsize=10,color="white",style="solid",shape="box"];11 -> 276[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 276 -> 18[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 277[label="vz40/Zero",fontsize=10,color="white",style="solid",shape="box"];11 -> 277[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 277 -> 19[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 12[label="primRemInt (Pos vz30) (Pos (Succ vz400))",fontsize=16,color="black",shape="box"];12 -> 20[label="",style="solid", color="black", weight=3]; 10.41/4.24 13[label="primRemInt (Pos vz30) (Pos Zero)",fontsize=16,color="black",shape="box"];13 -> 21[label="",style="solid", color="black", weight=3]; 10.41/4.24 14[label="primRemInt (Pos vz30) (Neg (Succ vz400))",fontsize=16,color="black",shape="box"];14 -> 22[label="",style="solid", color="black", weight=3]; 10.41/4.24 15[label="primRemInt (Pos vz30) (Neg Zero)",fontsize=16,color="black",shape="box"];15 -> 23[label="",style="solid", color="black", weight=3]; 10.41/4.24 16[label="primRemInt (Neg vz30) (Pos (Succ vz400))",fontsize=16,color="black",shape="box"];16 -> 24[label="",style="solid", color="black", weight=3]; 10.41/4.24 17[label="primRemInt (Neg vz30) (Pos Zero)",fontsize=16,color="black",shape="box"];17 -> 25[label="",style="solid", color="black", weight=3]; 10.41/4.24 18[label="primRemInt (Neg vz30) (Neg (Succ vz400))",fontsize=16,color="black",shape="box"];18 -> 26[label="",style="solid", color="black", weight=3]; 10.41/4.24 19[label="primRemInt (Neg vz30) (Neg Zero)",fontsize=16,color="black",shape="box"];19 -> 27[label="",style="solid", color="black", weight=3]; 10.41/4.24 20[label="Pos (primModNatS vz30 (Succ vz400))",fontsize=16,color="green",shape="box"];20 -> 28[label="",style="dashed", color="green", weight=3]; 10.41/4.24 21[label="error []",fontsize=16,color="black",shape="triangle"];21 -> 29[label="",style="solid", color="black", weight=3]; 10.41/4.24 22[label="Pos (primModNatS vz30 (Succ vz400))",fontsize=16,color="green",shape="box"];22 -> 30[label="",style="dashed", color="green", weight=3]; 10.41/4.24 23 -> 21[label="",style="dashed", color="red", weight=0]; 10.41/4.24 23[label="error []",fontsize=16,color="magenta"];24[label="Neg (primModNatS vz30 (Succ vz400))",fontsize=16,color="green",shape="box"];24 -> 31[label="",style="dashed", color="green", weight=3]; 10.41/4.24 25 -> 21[label="",style="dashed", color="red", weight=0]; 10.41/4.24 25[label="error []",fontsize=16,color="magenta"];26[label="Neg (primModNatS vz30 (Succ vz400))",fontsize=16,color="green",shape="box"];26 -> 32[label="",style="dashed", color="green", weight=3]; 10.41/4.24 27 -> 21[label="",style="dashed", color="red", weight=0]; 10.41/4.24 27[label="error []",fontsize=16,color="magenta"];28[label="primModNatS vz30 (Succ vz400)",fontsize=16,color="burlywood",shape="triangle"];278[label="vz30/Succ vz300",fontsize=10,color="white",style="solid",shape="box"];28 -> 278[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 278 -> 33[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 279[label="vz30/Zero",fontsize=10,color="white",style="solid",shape="box"];28 -> 279[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 279 -> 34[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 29[label="error []",fontsize=16,color="red",shape="box"];30 -> 28[label="",style="dashed", color="red", weight=0]; 10.41/4.24 30[label="primModNatS vz30 (Succ vz400)",fontsize=16,color="magenta"];30 -> 35[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 31 -> 28[label="",style="dashed", color="red", weight=0]; 10.41/4.24 31[label="primModNatS vz30 (Succ vz400)",fontsize=16,color="magenta"];31 -> 36[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 32 -> 28[label="",style="dashed", color="red", weight=0]; 10.41/4.24 32[label="primModNatS vz30 (Succ vz400)",fontsize=16,color="magenta"];32 -> 37[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 32 -> 38[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 33[label="primModNatS (Succ vz300) (Succ vz400)",fontsize=16,color="black",shape="box"];33 -> 39[label="",style="solid", color="black", weight=3]; 10.41/4.24 34[label="primModNatS Zero (Succ vz400)",fontsize=16,color="black",shape="box"];34 -> 40[label="",style="solid", color="black", weight=3]; 10.41/4.24 35[label="vz400",fontsize=16,color="green",shape="box"];36[label="vz30",fontsize=16,color="green",shape="box"];37[label="vz400",fontsize=16,color="green",shape="box"];38[label="vz30",fontsize=16,color="green",shape="box"];39[label="primModNatS0 vz300 vz400 (primGEqNatS vz300 vz400)",fontsize=16,color="burlywood",shape="box"];280[label="vz300/Succ vz3000",fontsize=10,color="white",style="solid",shape="box"];39 -> 280[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 280 -> 41[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 281[label="vz300/Zero",fontsize=10,color="white",style="solid",shape="box"];39 -> 281[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 281 -> 42[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 40[label="Zero",fontsize=16,color="green",shape="box"];41[label="primModNatS0 (Succ vz3000) vz400 (primGEqNatS (Succ vz3000) vz400)",fontsize=16,color="burlywood",shape="box"];282[label="vz400/Succ vz4000",fontsize=10,color="white",style="solid",shape="box"];41 -> 282[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 282 -> 43[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 283[label="vz400/Zero",fontsize=10,color="white",style="solid",shape="box"];41 -> 283[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 283 -> 44[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 42[label="primModNatS0 Zero vz400 (primGEqNatS Zero vz400)",fontsize=16,color="burlywood",shape="box"];284[label="vz400/Succ vz4000",fontsize=10,color="white",style="solid",shape="box"];42 -> 284[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 284 -> 45[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 285[label="vz400/Zero",fontsize=10,color="white",style="solid",shape="box"];42 -> 285[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 285 -> 46[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 43[label="primModNatS0 (Succ vz3000) (Succ vz4000) (primGEqNatS (Succ vz3000) (Succ vz4000))",fontsize=16,color="black",shape="box"];43 -> 47[label="",style="solid", color="black", weight=3]; 10.41/4.24 44[label="primModNatS0 (Succ vz3000) Zero (primGEqNatS (Succ vz3000) Zero)",fontsize=16,color="black",shape="box"];44 -> 48[label="",style="solid", color="black", weight=3]; 10.41/4.24 45[label="primModNatS0 Zero (Succ vz4000) (primGEqNatS Zero (Succ vz4000))",fontsize=16,color="black",shape="box"];45 -> 49[label="",style="solid", color="black", weight=3]; 10.41/4.24 46[label="primModNatS0 Zero Zero (primGEqNatS Zero Zero)",fontsize=16,color="black",shape="box"];46 -> 50[label="",style="solid", color="black", weight=3]; 10.41/4.24 47 -> 202[label="",style="dashed", color="red", weight=0]; 10.41/4.24 47[label="primModNatS0 (Succ vz3000) (Succ vz4000) (primGEqNatS vz3000 vz4000)",fontsize=16,color="magenta"];47 -> 203[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 47 -> 204[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 47 -> 205[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 47 -> 206[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 48[label="primModNatS0 (Succ vz3000) Zero True",fontsize=16,color="black",shape="box"];48 -> 53[label="",style="solid", color="black", weight=3]; 10.41/4.24 49[label="primModNatS0 Zero (Succ vz4000) False",fontsize=16,color="black",shape="box"];49 -> 54[label="",style="solid", color="black", weight=3]; 10.41/4.24 50[label="primModNatS0 Zero Zero True",fontsize=16,color="black",shape="box"];50 -> 55[label="",style="solid", color="black", weight=3]; 10.41/4.24 203[label="vz4000",fontsize=16,color="green",shape="box"];204[label="vz3000",fontsize=16,color="green",shape="box"];205[label="vz4000",fontsize=16,color="green",shape="box"];206[label="vz3000",fontsize=16,color="green",shape="box"];202[label="primModNatS0 (Succ vz21) (Succ vz22) (primGEqNatS vz23 vz24)",fontsize=16,color="burlywood",shape="triangle"];286[label="vz23/Succ vz230",fontsize=10,color="white",style="solid",shape="box"];202 -> 286[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 286 -> 235[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 287[label="vz23/Zero",fontsize=10,color="white",style="solid",shape="box"];202 -> 287[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 287 -> 236[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 53 -> 28[label="",style="dashed", color="red", weight=0]; 10.41/4.24 53[label="primModNatS (primMinusNatS (Succ vz3000) Zero) (Succ Zero)",fontsize=16,color="magenta"];53 -> 60[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 53 -> 61[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 54[label="Succ Zero",fontsize=16,color="green",shape="box"];55 -> 28[label="",style="dashed", color="red", weight=0]; 10.41/4.24 55[label="primModNatS (primMinusNatS Zero Zero) (Succ Zero)",fontsize=16,color="magenta"];55 -> 62[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 55 -> 63[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 235[label="primModNatS0 (Succ vz21) (Succ vz22) (primGEqNatS (Succ vz230) vz24)",fontsize=16,color="burlywood",shape="box"];288[label="vz24/Succ vz240",fontsize=10,color="white",style="solid",shape="box"];235 -> 288[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 288 -> 237[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 289[label="vz24/Zero",fontsize=10,color="white",style="solid",shape="box"];235 -> 289[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 289 -> 238[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 236[label="primModNatS0 (Succ vz21) (Succ vz22) (primGEqNatS Zero vz24)",fontsize=16,color="burlywood",shape="box"];290[label="vz24/Succ vz240",fontsize=10,color="white",style="solid",shape="box"];236 -> 290[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 290 -> 239[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 291[label="vz24/Zero",fontsize=10,color="white",style="solid",shape="box"];236 -> 291[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 291 -> 240[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 60[label="Zero",fontsize=16,color="green",shape="box"];61[label="primMinusNatS (Succ vz3000) Zero",fontsize=16,color="black",shape="triangle"];61 -> 68[label="",style="solid", color="black", weight=3]; 10.41/4.24 62[label="Zero",fontsize=16,color="green",shape="box"];63[label="primMinusNatS Zero Zero",fontsize=16,color="black",shape="triangle"];63 -> 69[label="",style="solid", color="black", weight=3]; 10.41/4.24 237[label="primModNatS0 (Succ vz21) (Succ vz22) (primGEqNatS (Succ vz230) (Succ vz240))",fontsize=16,color="black",shape="box"];237 -> 241[label="",style="solid", color="black", weight=3]; 10.41/4.24 238[label="primModNatS0 (Succ vz21) (Succ vz22) (primGEqNatS (Succ vz230) Zero)",fontsize=16,color="black",shape="box"];238 -> 242[label="",style="solid", color="black", weight=3]; 10.41/4.24 239[label="primModNatS0 (Succ vz21) (Succ vz22) (primGEqNatS Zero (Succ vz240))",fontsize=16,color="black",shape="box"];239 -> 243[label="",style="solid", color="black", weight=3]; 10.41/4.24 240[label="primModNatS0 (Succ vz21) (Succ vz22) (primGEqNatS Zero Zero)",fontsize=16,color="black",shape="box"];240 -> 244[label="",style="solid", color="black", weight=3]; 10.41/4.24 68[label="Succ vz3000",fontsize=16,color="green",shape="box"];69[label="Zero",fontsize=16,color="green",shape="box"];241 -> 202[label="",style="dashed", color="red", weight=0]; 10.41/4.24 241[label="primModNatS0 (Succ vz21) (Succ vz22) (primGEqNatS vz230 vz240)",fontsize=16,color="magenta"];241 -> 245[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 241 -> 246[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 242[label="primModNatS0 (Succ vz21) (Succ vz22) True",fontsize=16,color="black",shape="triangle"];242 -> 247[label="",style="solid", color="black", weight=3]; 10.41/4.24 243[label="primModNatS0 (Succ vz21) (Succ vz22) False",fontsize=16,color="black",shape="box"];243 -> 248[label="",style="solid", color="black", weight=3]; 10.41/4.24 244 -> 242[label="",style="dashed", color="red", weight=0]; 10.41/4.24 244[label="primModNatS0 (Succ vz21) (Succ vz22) True",fontsize=16,color="magenta"];245[label="vz240",fontsize=16,color="green",shape="box"];246[label="vz230",fontsize=16,color="green",shape="box"];247 -> 28[label="",style="dashed", color="red", weight=0]; 10.41/4.24 247[label="primModNatS (primMinusNatS (Succ vz21) (Succ vz22)) (Succ (Succ vz22))",fontsize=16,color="magenta"];247 -> 249[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 247 -> 250[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 248[label="Succ (Succ vz21)",fontsize=16,color="green",shape="box"];249[label="Succ vz22",fontsize=16,color="green",shape="box"];250[label="primMinusNatS (Succ vz21) (Succ vz22)",fontsize=16,color="black",shape="box"];250 -> 251[label="",style="solid", color="black", weight=3]; 10.41/4.24 251[label="primMinusNatS vz21 vz22",fontsize=16,color="burlywood",shape="triangle"];292[label="vz21/Succ vz210",fontsize=10,color="white",style="solid",shape="box"];251 -> 292[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 292 -> 252[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 293[label="vz21/Zero",fontsize=10,color="white",style="solid",shape="box"];251 -> 293[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 293 -> 253[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 252[label="primMinusNatS (Succ vz210) vz22",fontsize=16,color="burlywood",shape="box"];294[label="vz22/Succ vz220",fontsize=10,color="white",style="solid",shape="box"];252 -> 294[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 294 -> 254[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 295[label="vz22/Zero",fontsize=10,color="white",style="solid",shape="box"];252 -> 295[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 295 -> 255[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 253[label="primMinusNatS Zero vz22",fontsize=16,color="burlywood",shape="box"];296[label="vz22/Succ vz220",fontsize=10,color="white",style="solid",shape="box"];253 -> 296[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 296 -> 256[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 297[label="vz22/Zero",fontsize=10,color="white",style="solid",shape="box"];253 -> 297[label="",style="solid", color="burlywood", weight=9]; 10.41/4.24 297 -> 257[label="",style="solid", color="burlywood", weight=3]; 10.41/4.24 254[label="primMinusNatS (Succ vz210) (Succ vz220)",fontsize=16,color="black",shape="box"];254 -> 258[label="",style="solid", color="black", weight=3]; 10.41/4.24 255[label="primMinusNatS (Succ vz210) Zero",fontsize=16,color="black",shape="box"];255 -> 259[label="",style="solid", color="black", weight=3]; 10.41/4.24 256[label="primMinusNatS Zero (Succ vz220)",fontsize=16,color="black",shape="box"];256 -> 260[label="",style="solid", color="black", weight=3]; 10.41/4.24 257[label="primMinusNatS Zero Zero",fontsize=16,color="black",shape="box"];257 -> 261[label="",style="solid", color="black", weight=3]; 10.41/4.24 258 -> 251[label="",style="dashed", color="red", weight=0]; 10.41/4.24 258[label="primMinusNatS vz210 vz220",fontsize=16,color="magenta"];258 -> 262[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 258 -> 263[label="",style="dashed", color="magenta", weight=3]; 10.41/4.24 259[label="Succ vz210",fontsize=16,color="green",shape="box"];260[label="Zero",fontsize=16,color="green",shape="box"];261[label="Zero",fontsize=16,color="green",shape="box"];262[label="vz220",fontsize=16,color="green",shape="box"];263[label="vz210",fontsize=16,color="green",shape="box"];} 10.41/4.24 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (8) 10.41/4.24 Complex Obligation (AND) 10.41/4.24 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (9) 10.41/4.24 Obligation: 10.41/4.24 Q DP problem: 10.41/4.24 The TRS P consists of the following rules: 10.41/4.24 10.41/4.24 new_primModNatS0(vz21, vz22, Succ(vz230), Zero) -> new_primModNatS(new_primMinusNatS0(vz21, vz22), Succ(vz22)) 10.41/4.24 new_primModNatS(Succ(Succ(vz3000)), Succ(vz4000)) -> new_primModNatS0(vz3000, vz4000, vz3000, vz4000) 10.41/4.24 new_primModNatS00(vz21, vz22) -> new_primModNatS(new_primMinusNatS0(vz21, vz22), Succ(vz22)) 10.41/4.24 new_primModNatS(Succ(Zero), Zero) -> new_primModNatS(new_primMinusNatS2, Zero) 10.41/4.24 new_primModNatS(Succ(Succ(vz3000)), Zero) -> new_primModNatS(new_primMinusNatS1(vz3000), Zero) 10.41/4.24 new_primModNatS0(vz21, vz22, Succ(vz230), Succ(vz240)) -> new_primModNatS0(vz21, vz22, vz230, vz240) 10.41/4.24 new_primModNatS0(vz21, vz22, Zero, Zero) -> new_primModNatS00(vz21, vz22) 10.41/4.24 10.41/4.24 The TRS R consists of the following rules: 10.41/4.24 10.41/4.24 new_primMinusNatS0(Zero, Succ(vz220)) -> Zero 10.41/4.24 new_primMinusNatS0(Zero, Zero) -> Zero 10.41/4.24 new_primMinusNatS1(vz3000) -> Succ(vz3000) 10.41/4.24 new_primMinusNatS0(Succ(vz210), Succ(vz220)) -> new_primMinusNatS0(vz210, vz220) 10.41/4.24 new_primMinusNatS2 -> Zero 10.41/4.24 new_primMinusNatS0(Succ(vz210), Zero) -> Succ(vz210) 10.41/4.24 10.41/4.24 The set Q consists of the following terms: 10.41/4.24 10.41/4.24 new_primMinusNatS0(Succ(x0), Zero) 10.41/4.24 new_primMinusNatS0(Zero, Zero) 10.41/4.24 new_primMinusNatS2 10.41/4.24 new_primMinusNatS0(Succ(x0), Succ(x1)) 10.41/4.24 new_primMinusNatS0(Zero, Succ(x0)) 10.41/4.24 new_primMinusNatS1(x0) 10.41/4.24 10.41/4.24 We have to consider all minimal (P,Q,R)-chains. 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (10) DependencyGraphProof (EQUIVALENT) 10.41/4.24 The approximation of the Dependency Graph [LPAR04,FROCOS05,EDGSTAR] contains 2 SCCs with 1 less node. 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (11) 10.41/4.24 Complex Obligation (AND) 10.41/4.24 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (12) 10.41/4.24 Obligation: 10.41/4.24 Q DP problem: 10.41/4.24 The TRS P consists of the following rules: 10.41/4.24 10.41/4.24 new_primModNatS(Succ(Succ(vz3000)), Zero) -> new_primModNatS(new_primMinusNatS1(vz3000), Zero) 10.41/4.24 10.41/4.24 The TRS R consists of the following rules: 10.41/4.24 10.41/4.24 new_primMinusNatS0(Zero, Succ(vz220)) -> Zero 10.41/4.24 new_primMinusNatS0(Zero, Zero) -> Zero 10.41/4.24 new_primMinusNatS1(vz3000) -> Succ(vz3000) 10.41/4.24 new_primMinusNatS0(Succ(vz210), Succ(vz220)) -> new_primMinusNatS0(vz210, vz220) 10.41/4.24 new_primMinusNatS2 -> Zero 10.41/4.24 new_primMinusNatS0(Succ(vz210), Zero) -> Succ(vz210) 10.41/4.24 10.41/4.24 The set Q consists of the following terms: 10.41/4.24 10.41/4.24 new_primMinusNatS0(Succ(x0), Zero) 10.41/4.24 new_primMinusNatS0(Zero, Zero) 10.41/4.24 new_primMinusNatS2 10.41/4.24 new_primMinusNatS0(Succ(x0), Succ(x1)) 10.41/4.24 new_primMinusNatS0(Zero, Succ(x0)) 10.41/4.24 new_primMinusNatS1(x0) 10.41/4.24 10.41/4.24 We have to consider all minimal (P,Q,R)-chains. 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (13) MRRProof (EQUIVALENT) 10.41/4.24 By using the rule removal processor [LPAR04] with the following ordering, at least one Dependency Pair or term rewrite system rule of this QDP problem can be strictly oriented. 10.41/4.24 10.41/4.24 Strictly oriented dependency pairs: 10.41/4.24 10.41/4.24 new_primModNatS(Succ(Succ(vz3000)), Zero) -> new_primModNatS(new_primMinusNatS1(vz3000), Zero) 10.41/4.24 10.41/4.24 Strictly oriented rules of the TRS R: 10.41/4.24 10.41/4.24 new_primMinusNatS0(Zero, Succ(vz220)) -> Zero 10.41/4.24 new_primMinusNatS0(Zero, Zero) -> Zero 10.41/4.24 new_primMinusNatS1(vz3000) -> Succ(vz3000) 10.41/4.24 new_primMinusNatS0(Succ(vz210), Succ(vz220)) -> new_primMinusNatS0(vz210, vz220) 10.41/4.24 new_primMinusNatS2 -> Zero 10.41/4.24 new_primMinusNatS0(Succ(vz210), Zero) -> Succ(vz210) 10.41/4.24 10.41/4.24 Used ordering: Polynomial interpretation [POLO]: 10.41/4.24 10.41/4.24 POL(Succ(x_1)) = 1 + 2*x_1 10.41/4.24 POL(Zero) = 1 10.41/4.24 POL(new_primMinusNatS0(x_1, x_2)) = x_1 + x_2 10.41/4.24 POL(new_primMinusNatS1(x_1)) = 2 + 2*x_1 10.41/4.24 POL(new_primMinusNatS2) = 2 10.41/4.24 POL(new_primModNatS(x_1, x_2)) = x_1 + x_2 10.41/4.24 10.41/4.24 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (14) 10.41/4.24 Obligation: 10.41/4.24 Q DP problem: 10.41/4.24 P is empty. 10.41/4.24 R is empty. 10.41/4.24 The set Q consists of the following terms: 10.41/4.24 10.41/4.24 new_primMinusNatS0(Succ(x0), Zero) 10.41/4.24 new_primMinusNatS0(Zero, Zero) 10.41/4.24 new_primMinusNatS2 10.41/4.24 new_primMinusNatS0(Succ(x0), Succ(x1)) 10.41/4.24 new_primMinusNatS0(Zero, Succ(x0)) 10.41/4.24 new_primMinusNatS1(x0) 10.41/4.24 10.41/4.24 We have to consider all minimal (P,Q,R)-chains. 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (15) PisEmptyProof (EQUIVALENT) 10.41/4.24 The TRS P is empty. Hence, there is no (P,Q,R) chain. 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (16) 10.41/4.24 YES 10.41/4.24 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (17) 10.41/4.24 Obligation: 10.41/4.24 Q DP problem: 10.41/4.24 The TRS P consists of the following rules: 10.41/4.24 10.41/4.24 new_primModNatS(Succ(Succ(vz3000)), Succ(vz4000)) -> new_primModNatS0(vz3000, vz4000, vz3000, vz4000) 10.41/4.24 new_primModNatS0(vz21, vz22, Succ(vz230), Zero) -> new_primModNatS(new_primMinusNatS0(vz21, vz22), Succ(vz22)) 10.41/4.24 new_primModNatS0(vz21, vz22, Succ(vz230), Succ(vz240)) -> new_primModNatS0(vz21, vz22, vz230, vz240) 10.41/4.24 new_primModNatS0(vz21, vz22, Zero, Zero) -> new_primModNatS00(vz21, vz22) 10.41/4.24 new_primModNatS00(vz21, vz22) -> new_primModNatS(new_primMinusNatS0(vz21, vz22), Succ(vz22)) 10.41/4.24 10.41/4.24 The TRS R consists of the following rules: 10.41/4.24 10.41/4.24 new_primMinusNatS0(Zero, Succ(vz220)) -> Zero 10.41/4.24 new_primMinusNatS0(Zero, Zero) -> Zero 10.41/4.24 new_primMinusNatS1(vz3000) -> Succ(vz3000) 10.41/4.24 new_primMinusNatS0(Succ(vz210), Succ(vz220)) -> new_primMinusNatS0(vz210, vz220) 10.41/4.24 new_primMinusNatS2 -> Zero 10.41/4.24 new_primMinusNatS0(Succ(vz210), Zero) -> Succ(vz210) 10.41/4.24 10.41/4.24 The set Q consists of the following terms: 10.41/4.24 10.41/4.24 new_primMinusNatS0(Succ(x0), Zero) 10.41/4.24 new_primMinusNatS0(Zero, Zero) 10.41/4.24 new_primMinusNatS2 10.41/4.24 new_primMinusNatS0(Succ(x0), Succ(x1)) 10.41/4.24 new_primMinusNatS0(Zero, Succ(x0)) 10.41/4.24 new_primMinusNatS1(x0) 10.41/4.24 10.41/4.24 We have to consider all minimal (P,Q,R)-chains. 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (18) QDPSizeChangeProof (EQUIVALENT) 10.41/4.24 We used the following order together with the size-change analysis [AAECC05] to show that there are no infinite chains for this DP problem. 10.41/4.24 10.41/4.24 Order:Polynomial interpretation [POLO]: 10.41/4.24 10.41/4.24 POL(Succ(x_1)) = 1 + x_1 10.41/4.24 POL(Zero) = 1 10.41/4.24 POL(new_primMinusNatS0(x_1, x_2)) = x_1 10.41/4.24 10.41/4.24 10.41/4.24 10.41/4.24 10.41/4.24 From the DPs we obtained the following set of size-change graphs: 10.41/4.24 *new_primModNatS0(vz21, vz22, Succ(vz230), Zero) -> new_primModNatS(new_primMinusNatS0(vz21, vz22), Succ(vz22)) (allowed arguments on rhs = {1, 2}) 10.41/4.24 The graph contains the following edges 1 >= 1 10.41/4.24 10.41/4.24 10.41/4.24 *new_primModNatS00(vz21, vz22) -> new_primModNatS(new_primMinusNatS0(vz21, vz22), Succ(vz22)) (allowed arguments on rhs = {1, 2}) 10.41/4.24 The graph contains the following edges 1 >= 1 10.41/4.24 10.41/4.24 10.41/4.24 *new_primModNatS(Succ(Succ(vz3000)), Succ(vz4000)) -> new_primModNatS0(vz3000, vz4000, vz3000, vz4000) (allowed arguments on rhs = {1, 2, 3, 4}) 10.41/4.24 The graph contains the following edges 1 > 1, 2 > 2, 1 > 3, 2 > 4 10.41/4.24 10.41/4.24 10.41/4.24 *new_primModNatS0(vz21, vz22, Succ(vz230), Succ(vz240)) -> new_primModNatS0(vz21, vz22, vz230, vz240) (allowed arguments on rhs = {1, 2, 3, 4}) 10.41/4.24 The graph contains the following edges 1 >= 1, 2 >= 2, 3 > 3, 4 > 4 10.41/4.24 10.41/4.24 10.41/4.24 *new_primModNatS0(vz21, vz22, Zero, Zero) -> new_primModNatS00(vz21, vz22) (allowed arguments on rhs = {1, 2}) 10.41/4.24 The graph contains the following edges 1 >= 1, 2 >= 2 10.41/4.24 10.41/4.24 10.41/4.24 10.41/4.24 We oriented the following set of usable rules [AAECC05,FROCOS05]. 10.41/4.24 10.41/4.24 new_primMinusNatS0(Zero, Zero) -> Zero 10.41/4.24 new_primMinusNatS0(Zero, Succ(vz220)) -> Zero 10.41/4.24 new_primMinusNatS0(Succ(vz210), Zero) -> Succ(vz210) 10.41/4.24 new_primMinusNatS0(Succ(vz210), Succ(vz220)) -> new_primMinusNatS0(vz210, vz220) 10.41/4.24 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (19) 10.41/4.24 YES 10.41/4.24 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (20) 10.41/4.24 Obligation: 10.41/4.24 Q DP problem: 10.41/4.24 The TRS P consists of the following rules: 10.41/4.24 10.41/4.24 new_primMinusNatS(Succ(vz210), Succ(vz220)) -> new_primMinusNatS(vz210, vz220) 10.41/4.24 10.41/4.24 R is empty. 10.41/4.24 Q is empty. 10.41/4.24 We have to consider all minimal (P,Q,R)-chains. 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (21) QDPSizeChangeProof (EQUIVALENT) 10.41/4.24 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. 10.41/4.24 10.41/4.24 From the DPs we obtained the following set of size-change graphs: 10.41/4.24 *new_primMinusNatS(Succ(vz210), Succ(vz220)) -> new_primMinusNatS(vz210, vz220) 10.41/4.24 The graph contains the following edges 1 > 1, 2 > 2 10.41/4.24 10.41/4.24 10.41/4.24 ---------------------------------------- 10.41/4.24 10.41/4.24 (22) 10.41/4.24 YES 10.41/4.29 EOF