8.53/3.67 YES 9.96/4.12 proof of /export/starexec/sandbox/benchmark/theBenchmark.hs 9.96/4.12 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 9.96/4.12 9.96/4.12 9.96/4.12 H-Termination with start terms of the given HASKELL could be proven: 9.96/4.12 9.96/4.12 (0) HASKELL 9.96/4.12 (1) BR [EQUIVALENT, 0 ms] 9.96/4.12 (2) HASKELL 9.96/4.12 (3) COR [EQUIVALENT, 0 ms] 9.96/4.12 (4) HASKELL 9.96/4.12 (5) Narrow [SOUND, 0 ms] 9.96/4.12 (6) AND 9.96/4.12 (7) QDP 9.96/4.12 (8) QDPSizeChangeProof [EQUIVALENT, 0 ms] 9.96/4.12 (9) YES 9.96/4.12 (10) QDP 9.96/4.12 (11) QDPSizeChangeProof [EQUIVALENT, 0 ms] 9.96/4.12 (12) YES 9.96/4.12 9.96/4.12 9.96/4.12 ---------------------------------------- 9.96/4.12 9.96/4.12 (0) 9.96/4.12 Obligation: 9.96/4.12 mainModule Main 9.96/4.12 module Main where { 9.96/4.12 import qualified Prelude; 9.96/4.12 } 9.96/4.12 9.96/4.12 ---------------------------------------- 9.96/4.12 9.96/4.12 (1) BR (EQUIVALENT) 9.96/4.12 Replaced joker patterns by fresh variables and removed binding patterns. 9.96/4.12 ---------------------------------------- 9.96/4.12 9.96/4.12 (2) 9.96/4.12 Obligation: 9.96/4.12 mainModule Main 9.96/4.12 module Main where { 9.96/4.12 import qualified Prelude; 9.96/4.12 } 9.96/4.12 9.96/4.12 ---------------------------------------- 9.96/4.12 9.96/4.12 (3) COR (EQUIVALENT) 9.96/4.12 Cond Reductions: 9.96/4.12 The following Function with conditions 9.96/4.12 "min x y|x <= yx|otherwisey; 9.96/4.12 " 9.96/4.12 is transformed to 9.96/4.12 "min x y = min2 x y; 9.96/4.12 " 9.96/4.12 "min0 x y True = y; 9.96/4.12 " 9.96/4.12 "min1 x y True = x; 9.96/4.12 min1 x y False = min0 x y otherwise; 9.96/4.12 " 9.96/4.12 "min2 x y = min1 x y (x <= y); 9.96/4.12 " 9.96/4.12 The following Function with conditions 9.96/4.12 "undefined |Falseundefined; 9.96/4.12 " 9.96/4.12 is transformed to 9.96/4.12 "undefined = undefined1; 9.96/4.12 " 9.96/4.12 "undefined0 True = undefined; 9.96/4.12 " 9.96/4.12 "undefined1 = undefined0 False; 9.96/4.12 " 9.96/4.12 9.96/4.12 ---------------------------------------- 9.96/4.12 9.96/4.12 (4) 9.96/4.12 Obligation: 9.96/4.12 mainModule Main 9.96/4.12 module Main where { 9.96/4.12 import qualified Prelude; 9.96/4.12 } 9.96/4.12 9.96/4.12 ---------------------------------------- 9.96/4.12 9.96/4.12 (5) Narrow (SOUND) 9.96/4.12 Haskell To QDPs 9.96/4.12 9.96/4.12 digraph dp_graph { 9.96/4.12 node [outthreshold=100, inthreshold=100];1[label="minimum",fontsize=16,color="grey",shape="box"];1 -> 3[label="",style="dashed", color="grey", weight=3]; 9.96/4.12 3[label="minimum vx3",fontsize=16,color="black",shape="triangle"];3 -> 4[label="",style="solid", color="black", weight=3]; 9.96/4.12 4[label="foldl1 min vx3",fontsize=16,color="burlywood",shape="box"];312[label="vx3/vx30 : vx31",fontsize=10,color="white",style="solid",shape="box"];4 -> 312[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 312 -> 5[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 313[label="vx3/[]",fontsize=10,color="white",style="solid",shape="box"];4 -> 313[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 313 -> 6[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 5[label="foldl1 min (vx30 : vx31)",fontsize=16,color="black",shape="box"];5 -> 7[label="",style="solid", color="black", weight=3]; 9.96/4.12 6[label="foldl1 min []",fontsize=16,color="black",shape="box"];6 -> 8[label="",style="solid", color="black", weight=3]; 9.96/4.12 7[label="foldl min vx30 vx31",fontsize=16,color="burlywood",shape="triangle"];314[label="vx31/vx310 : vx311",fontsize=10,color="white",style="solid",shape="box"];7 -> 314[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 314 -> 9[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 315[label="vx31/[]",fontsize=10,color="white",style="solid",shape="box"];7 -> 315[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 315 -> 10[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 8[label="error []",fontsize=16,color="red",shape="box"];9[label="foldl min vx30 (vx310 : vx311)",fontsize=16,color="black",shape="box"];9 -> 11[label="",style="solid", color="black", weight=3]; 9.96/4.12 10[label="foldl min vx30 []",fontsize=16,color="black",shape="box"];10 -> 12[label="",style="solid", color="black", weight=3]; 9.96/4.12 11 -> 7[label="",style="dashed", color="red", weight=0]; 9.96/4.12 11[label="foldl min (min vx30 vx310) vx311",fontsize=16,color="magenta"];11 -> 13[label="",style="dashed", color="magenta", weight=3]; 9.96/4.12 11 -> 14[label="",style="dashed", color="magenta", weight=3]; 9.96/4.12 12[label="vx30",fontsize=16,color="green",shape="box"];13[label="min vx30 vx310",fontsize=16,color="black",shape="box"];13 -> 15[label="",style="solid", color="black", weight=3]; 9.96/4.12 14[label="vx311",fontsize=16,color="green",shape="box"];15[label="min2 vx30 vx310",fontsize=16,color="black",shape="box"];15 -> 16[label="",style="solid", color="black", weight=3]; 9.96/4.12 16[label="min1 vx30 vx310 (vx30 <= vx310)",fontsize=16,color="black",shape="box"];16 -> 17[label="",style="solid", color="black", weight=3]; 9.96/4.12 17[label="min1 vx30 vx310 (compare vx30 vx310 /= GT)",fontsize=16,color="black",shape="box"];17 -> 18[label="",style="solid", color="black", weight=3]; 9.96/4.12 18[label="min1 vx30 vx310 (not (compare vx30 vx310 == GT))",fontsize=16,color="black",shape="box"];18 -> 19[label="",style="solid", color="black", weight=3]; 9.96/4.12 19[label="min1 vx30 vx310 (not (primCmpChar vx30 vx310 == GT))",fontsize=16,color="burlywood",shape="box"];316[label="vx30/Char vx300",fontsize=10,color="white",style="solid",shape="box"];19 -> 316[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 316 -> 20[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 20[label="min1 (Char vx300) vx310 (not (primCmpChar (Char vx300) vx310 == GT))",fontsize=16,color="burlywood",shape="box"];317[label="vx310/Char vx3100",fontsize=10,color="white",style="solid",shape="box"];20 -> 317[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 317 -> 21[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 21[label="min1 (Char vx300) (Char vx3100) (not (primCmpChar (Char vx300) (Char vx3100) == GT))",fontsize=16,color="black",shape="box"];21 -> 22[label="",style="solid", color="black", weight=3]; 9.96/4.12 22[label="min1 (Char vx300) (Char vx3100) (not (primCmpNat vx300 vx3100 == GT))",fontsize=16,color="burlywood",shape="box"];318[label="vx300/Succ vx3000",fontsize=10,color="white",style="solid",shape="box"];22 -> 318[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 318 -> 23[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 319[label="vx300/Zero",fontsize=10,color="white",style="solid",shape="box"];22 -> 319[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 319 -> 24[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 23[label="min1 (Char (Succ vx3000)) (Char vx3100) (not (primCmpNat (Succ vx3000) vx3100 == GT))",fontsize=16,color="burlywood",shape="box"];320[label="vx3100/Succ vx31000",fontsize=10,color="white",style="solid",shape="box"];23 -> 320[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 320 -> 25[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 321[label="vx3100/Zero",fontsize=10,color="white",style="solid",shape="box"];23 -> 321[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 321 -> 26[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 24[label="min1 (Char Zero) (Char vx3100) (not (primCmpNat Zero vx3100 == GT))",fontsize=16,color="burlywood",shape="box"];322[label="vx3100/Succ vx31000",fontsize=10,color="white",style="solid",shape="box"];24 -> 322[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 322 -> 27[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 323[label="vx3100/Zero",fontsize=10,color="white",style="solid",shape="box"];24 -> 323[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 323 -> 28[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 25[label="min1 (Char (Succ vx3000)) (Char (Succ vx31000)) (not (primCmpNat (Succ vx3000) (Succ vx31000) == GT))",fontsize=16,color="black",shape="box"];25 -> 29[label="",style="solid", color="black", weight=3]; 9.96/4.12 26[label="min1 (Char (Succ vx3000)) (Char Zero) (not (primCmpNat (Succ vx3000) Zero == GT))",fontsize=16,color="black",shape="box"];26 -> 30[label="",style="solid", color="black", weight=3]; 9.96/4.12 27[label="min1 (Char Zero) (Char (Succ vx31000)) (not (primCmpNat Zero (Succ vx31000) == GT))",fontsize=16,color="black",shape="box"];27 -> 31[label="",style="solid", color="black", weight=3]; 9.96/4.12 28[label="min1 (Char Zero) (Char Zero) (not (primCmpNat Zero Zero == GT))",fontsize=16,color="black",shape="box"];28 -> 32[label="",style="solid", color="black", weight=3]; 9.96/4.12 29 -> 250[label="",style="dashed", color="red", weight=0]; 9.96/4.12 29[label="min1 (Char (Succ vx3000)) (Char (Succ vx31000)) (not (primCmpNat vx3000 vx31000 == GT))",fontsize=16,color="magenta"];29 -> 251[label="",style="dashed", color="magenta", weight=3]; 9.96/4.12 29 -> 252[label="",style="dashed", color="magenta", weight=3]; 9.96/4.12 29 -> 253[label="",style="dashed", color="magenta", weight=3]; 9.96/4.12 29 -> 254[label="",style="dashed", color="magenta", weight=3]; 9.96/4.12 30[label="min1 (Char (Succ vx3000)) (Char Zero) (not (GT == GT))",fontsize=16,color="black",shape="box"];30 -> 35[label="",style="solid", color="black", weight=3]; 9.96/4.12 31[label="min1 (Char Zero) (Char (Succ vx31000)) (not (LT == GT))",fontsize=16,color="black",shape="box"];31 -> 36[label="",style="solid", color="black", weight=3]; 9.96/4.12 32[label="min1 (Char Zero) (Char Zero) (not (EQ == GT))",fontsize=16,color="black",shape="box"];32 -> 37[label="",style="solid", color="black", weight=3]; 9.96/4.12 251[label="vx3000",fontsize=16,color="green",shape="box"];252[label="vx31000",fontsize=16,color="green",shape="box"];253[label="vx3000",fontsize=16,color="green",shape="box"];254[label="vx31000",fontsize=16,color="green",shape="box"];250[label="min1 (Char (Succ vx26)) (Char (Succ vx27)) (not (primCmpNat vx28 vx29 == GT))",fontsize=16,color="burlywood",shape="triangle"];324[label="vx28/Succ vx280",fontsize=10,color="white",style="solid",shape="box"];250 -> 324[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 324 -> 291[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 325[label="vx28/Zero",fontsize=10,color="white",style="solid",shape="box"];250 -> 325[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 325 -> 292[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 35[label="min1 (Char (Succ vx3000)) (Char Zero) (not True)",fontsize=16,color="black",shape="box"];35 -> 42[label="",style="solid", color="black", weight=3]; 9.96/4.12 36[label="min1 (Char Zero) (Char (Succ vx31000)) (not False)",fontsize=16,color="black",shape="box"];36 -> 43[label="",style="solid", color="black", weight=3]; 9.96/4.12 37[label="min1 (Char Zero) (Char Zero) (not False)",fontsize=16,color="black",shape="box"];37 -> 44[label="",style="solid", color="black", weight=3]; 9.96/4.12 291[label="min1 (Char (Succ vx26)) (Char (Succ vx27)) (not (primCmpNat (Succ vx280) vx29 == GT))",fontsize=16,color="burlywood",shape="box"];326[label="vx29/Succ vx290",fontsize=10,color="white",style="solid",shape="box"];291 -> 326[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 326 -> 293[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 327[label="vx29/Zero",fontsize=10,color="white",style="solid",shape="box"];291 -> 327[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 327 -> 294[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 292[label="min1 (Char (Succ vx26)) (Char (Succ vx27)) (not (primCmpNat Zero vx29 == GT))",fontsize=16,color="burlywood",shape="box"];328[label="vx29/Succ vx290",fontsize=10,color="white",style="solid",shape="box"];292 -> 328[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 328 -> 295[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 329[label="vx29/Zero",fontsize=10,color="white",style="solid",shape="box"];292 -> 329[label="",style="solid", color="burlywood", weight=9]; 9.96/4.12 329 -> 296[label="",style="solid", color="burlywood", weight=3]; 9.96/4.12 42[label="min1 (Char (Succ vx3000)) (Char Zero) False",fontsize=16,color="black",shape="box"];42 -> 49[label="",style="solid", color="black", weight=3]; 9.96/4.12 43[label="min1 (Char Zero) (Char (Succ vx31000)) True",fontsize=16,color="black",shape="box"];43 -> 50[label="",style="solid", color="black", weight=3]; 9.96/4.12 44[label="min1 (Char Zero) (Char Zero) True",fontsize=16,color="black",shape="box"];44 -> 51[label="",style="solid", color="black", weight=3]; 9.96/4.12 293[label="min1 (Char (Succ vx26)) (Char (Succ vx27)) (not (primCmpNat (Succ vx280) (Succ vx290) == GT))",fontsize=16,color="black",shape="box"];293 -> 297[label="",style="solid", color="black", weight=3]; 9.96/4.12 294[label="min1 (Char (Succ vx26)) (Char (Succ vx27)) (not (primCmpNat (Succ vx280) Zero == GT))",fontsize=16,color="black",shape="box"];294 -> 298[label="",style="solid", color="black", weight=3]; 9.96/4.12 295[label="min1 (Char (Succ vx26)) (Char (Succ vx27)) (not (primCmpNat Zero (Succ vx290) == GT))",fontsize=16,color="black",shape="box"];295 -> 299[label="",style="solid", color="black", weight=3]; 9.96/4.12 296[label="min1 (Char (Succ vx26)) (Char (Succ vx27)) (not (primCmpNat Zero Zero == GT))",fontsize=16,color="black",shape="box"];296 -> 300[label="",style="solid", color="black", weight=3]; 9.96/4.12 49[label="min0 (Char (Succ vx3000)) (Char Zero) otherwise",fontsize=16,color="black",shape="box"];49 -> 57[label="",style="solid", color="black", weight=3]; 9.96/4.12 50[label="Char Zero",fontsize=16,color="green",shape="box"];51[label="Char Zero",fontsize=16,color="green",shape="box"];297 -> 250[label="",style="dashed", color="red", weight=0]; 9.96/4.12 297[label="min1 (Char (Succ vx26)) (Char (Succ vx27)) (not (primCmpNat vx280 vx290 == GT))",fontsize=16,color="magenta"];297 -> 301[label="",style="dashed", color="magenta", weight=3]; 9.96/4.12 297 -> 302[label="",style="dashed", color="magenta", weight=3]; 9.96/4.12 298[label="min1 (Char (Succ vx26)) (Char (Succ vx27)) (not (GT == GT))",fontsize=16,color="black",shape="box"];298 -> 303[label="",style="solid", color="black", weight=3]; 9.96/4.12 299[label="min1 (Char (Succ vx26)) (Char (Succ vx27)) (not (LT == GT))",fontsize=16,color="black",shape="box"];299 -> 304[label="",style="solid", color="black", weight=3]; 9.96/4.12 300[label="min1 (Char (Succ vx26)) (Char (Succ vx27)) (not (EQ == GT))",fontsize=16,color="black",shape="box"];300 -> 305[label="",style="solid", color="black", weight=3]; 9.96/4.12 57[label="min0 (Char (Succ vx3000)) (Char Zero) True",fontsize=16,color="black",shape="box"];57 -> 65[label="",style="solid", color="black", weight=3]; 9.96/4.12 301[label="vx280",fontsize=16,color="green",shape="box"];302[label="vx290",fontsize=16,color="green",shape="box"];303[label="min1 (Char (Succ vx26)) (Char (Succ vx27)) (not True)",fontsize=16,color="black",shape="box"];303 -> 306[label="",style="solid", color="black", weight=3]; 9.96/4.12 304[label="min1 (Char (Succ vx26)) (Char (Succ vx27)) (not False)",fontsize=16,color="black",shape="triangle"];304 -> 307[label="",style="solid", color="black", weight=3]; 9.96/4.12 305 -> 304[label="",style="dashed", color="red", weight=0]; 9.96/4.12 305[label="min1 (Char (Succ vx26)) (Char (Succ vx27)) (not False)",fontsize=16,color="magenta"];65[label="Char Zero",fontsize=16,color="green",shape="box"];306[label="min1 (Char (Succ vx26)) (Char (Succ vx27)) False",fontsize=16,color="black",shape="box"];306 -> 308[label="",style="solid", color="black", weight=3]; 9.96/4.12 307[label="min1 (Char (Succ vx26)) (Char (Succ vx27)) True",fontsize=16,color="black",shape="box"];307 -> 309[label="",style="solid", color="black", weight=3]; 9.96/4.12 308[label="min0 (Char (Succ vx26)) (Char (Succ vx27)) otherwise",fontsize=16,color="black",shape="box"];308 -> 310[label="",style="solid", color="black", weight=3]; 9.96/4.12 309[label="Char (Succ vx26)",fontsize=16,color="green",shape="box"];310[label="min0 (Char (Succ vx26)) (Char (Succ vx27)) True",fontsize=16,color="black",shape="box"];310 -> 311[label="",style="solid", color="black", weight=3]; 9.96/4.12 311[label="Char (Succ vx27)",fontsize=16,color="green",shape="box"];} 9.96/4.12 9.96/4.12 ---------------------------------------- 9.96/4.12 9.96/4.12 (6) 9.96/4.12 Complex Obligation (AND) 9.96/4.12 9.96/4.12 ---------------------------------------- 9.96/4.12 9.96/4.12 (7) 9.96/4.12 Obligation: 9.96/4.12 Q DP problem: 9.96/4.12 The TRS P consists of the following rules: 9.96/4.12 9.96/4.12 new_min1(vx26, vx27, Succ(vx280), Succ(vx290)) -> new_min1(vx26, vx27, vx280, vx290) 9.96/4.12 9.96/4.12 R is empty. 9.96/4.12 Q is empty. 9.96/4.12 We have to consider all minimal (P,Q,R)-chains. 9.96/4.12 ---------------------------------------- 9.96/4.12 9.96/4.12 (8) QDPSizeChangeProof (EQUIVALENT) 9.96/4.12 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. 9.96/4.12 9.96/4.12 From the DPs we obtained the following set of size-change graphs: 9.96/4.12 *new_min1(vx26, vx27, Succ(vx280), Succ(vx290)) -> new_min1(vx26, vx27, vx280, vx290) 9.96/4.12 The graph contains the following edges 1 >= 1, 2 >= 2, 3 > 3, 4 > 4 9.96/4.12 9.96/4.12 9.96/4.12 ---------------------------------------- 9.96/4.12 9.96/4.12 (9) 9.96/4.12 YES 9.96/4.12 9.96/4.12 ---------------------------------------- 9.96/4.12 9.96/4.12 (10) 9.96/4.12 Obligation: 9.96/4.12 Q DP problem: 9.96/4.12 The TRS P consists of the following rules: 9.96/4.12 9.96/4.12 new_foldl(vx30, :(vx310, vx311)) -> new_foldl(new_min10(vx30, vx310), vx311) 9.96/4.12 9.96/4.12 The TRS R consists of the following rules: 9.96/4.12 9.96/4.12 new_min12(vx26, vx27) -> Char(Succ(vx26)) 9.96/4.12 new_min10(Char(Succ(vx3000)), Char(Succ(vx31000))) -> new_min11(vx3000, vx31000, vx3000, vx31000) 9.96/4.12 new_min11(vx26, vx27, Succ(vx280), Succ(vx290)) -> new_min11(vx26, vx27, vx280, vx290) 9.96/4.12 new_min11(vx26, vx27, Succ(vx280), Zero) -> Char(Succ(vx27)) 9.96/4.12 new_min11(vx26, vx27, Zero, Zero) -> new_min12(vx26, vx27) 9.96/4.12 new_min11(vx26, vx27, Zero, Succ(vx290)) -> new_min12(vx26, vx27) 9.96/4.12 new_min10(Char(Succ(vx3000)), Char(Zero)) -> Char(Zero) 9.96/4.12 new_min10(Char(Zero), Char(Succ(vx31000))) -> Char(Zero) 9.96/4.12 new_min10(Char(Zero), Char(Zero)) -> Char(Zero) 9.96/4.12 9.96/4.12 The set Q consists of the following terms: 9.96/4.12 9.96/4.12 new_min11(x0, x1, Succ(x2), Succ(x3)) 9.96/4.12 new_min11(x0, x1, Succ(x2), Zero) 9.96/4.12 new_min10(Char(Zero), Char(Succ(x0))) 9.96/4.12 new_min11(x0, x1, Zero, Zero) 9.96/4.12 new_min10(Char(Succ(x0)), Char(Zero)) 9.96/4.12 new_min11(x0, x1, Zero, Succ(x2)) 9.96/4.12 new_min10(Char(Zero), Char(Zero)) 9.96/4.12 new_min12(x0, x1) 9.96/4.12 new_min10(Char(Succ(x0)), Char(Succ(x1))) 9.96/4.12 9.96/4.12 We have to consider all minimal (P,Q,R)-chains. 9.96/4.12 ---------------------------------------- 9.96/4.12 9.96/4.12 (11) QDPSizeChangeProof (EQUIVALENT) 9.96/4.12 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. 9.96/4.12 9.96/4.12 From the DPs we obtained the following set of size-change graphs: 9.96/4.12 *new_foldl(vx30, :(vx310, vx311)) -> new_foldl(new_min10(vx30, vx310), vx311) 9.96/4.12 The graph contains the following edges 2 > 2 9.96/4.12 9.96/4.12 9.96/4.12 ---------------------------------------- 9.96/4.12 9.96/4.12 (12) 9.96/4.12 YES 10.21/4.17 EOF