TSTP Solution File: NUM534+2 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : NUM534+2 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n004.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 600s
% DateTime : Mon Jul 18 14:27:13 EDT 2022

% Result   : Theorem 0.52s 0.71s
% Output   : Refutation 0.52s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : NUM534+2 : TPTP v8.1.0. Released v4.0.0.
% 0.07/0.13  % Command  : run_spass %d %s
% 0.13/0.34  % Computer : n004.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Thu Jul  7 06:44:22 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.52/0.71  
% 0.52/0.71  SPASS V 3.9 
% 0.52/0.71  SPASS beiseite: Proof found.
% 0.52/0.71  % SZS status Theorem
% 0.52/0.71  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 0.52/0.71  SPASS derived 2005 clauses, backtracked 128 clauses, performed 9 splits and kept 687 clauses.
% 0.52/0.71  SPASS allocated 99706 KBytes.
% 0.52/0.71  SPASS spent	0:00:00.36 on the problem.
% 0.52/0.71  		0:00:00.04 for the input.
% 0.52/0.71  		0:00:00.07 for the FLOTTER CNF translation.
% 0.52/0.71  		0:00:00.03 for inferences.
% 0.52/0.71  		0:00:00.00 for the backtracking.
% 0.52/0.71  		0:00:00.19 for the reduction.
% 0.52/0.71  
% 0.52/0.71  
% 0.52/0.71  Here is a proof with depth 7, length 135 :
% 0.52/0.71  % SZS output start Refutation
% 0.52/0.71  1[0:Inp] ||  -> isFinite0(slcrc0)*.
% 0.52/0.71  2[0:Inp] ||  -> aSet0(xS)*.
% 0.52/0.71  3[0:Inp] ||  -> aElementOf0(xx,xS)*.
% 0.52/0.71  4[0:Inp] ||  -> aSet0(sdtmndt0(xS,xx))*.
% 0.52/0.71  6[0:Inp] || equal(u,slcrc0) -> aSet0(u)*.
% 0.52/0.71  8[0:Inp] aSet0(u) ||  -> aSubsetOf0(u,u)*.
% 0.52/0.71  11[0:Inp] || aElementOf0(u,sdtmndt0(xS,xx))* -> aElement0(u).
% 0.52/0.71  12[0:Inp] || equal(sdtpldt0(sdtmndt0(xS,xx),xx),xS)** -> .
% 0.52/0.71  13[0:Inp] || aElementOf0(u,v)* equal(v,slcrc0) -> .
% 0.52/0.71  15[0:Inp] || aElementOf0(u,sdtmndt0(xS,xx))* -> aElementOf0(u,xS).
% 0.52/0.71  16[0:Inp] aSet0(u) || aElementOf0(v,u)* -> aElement0(v).
% 0.52/0.71  18[0:Inp] aSet0(u) || aSubsetOf0(v,u)* -> aSet0(v).
% 0.52/0.71  20[0:Inp] || equal(u,xx) aElementOf0(u,sdtmndt0(xS,xx))* -> .
% 0.52/0.71  22[0:Inp] aSet0(u) ||  -> equal(u,slcrc0) aElementOf0(skf4(u),u)*.
% 0.52/0.71  23[0:Inp] || SkP0(u,v,w)* -> equal(w,u) aElementOf0(w,v).
% 0.52/0.71  24[0:Inp] aElement0(u) || aElementOf0(u,v) -> SkP0(w,v,u)*.
% 0.52/0.71  25[0:Inp] aElement0(u) || equal(u,v) -> SkP0(v,w,u)*.
% 0.52/0.71  28[0:Inp] aSet0(u) || aElementOf0(v,w)*+ aSubsetOf0(w,u)* -> aElementOf0(v,u)*.
% 0.52/0.71  29[0:Inp] aSet0(u) aSet0(v) ||  -> aSubsetOf0(v,u)* aElementOf0(skf5(v,w),v)*.
% 0.52/0.71  33[0:Inp] aElement0(u) || aElementOf0(u,xS) -> equal(u,xx) aElementOf0(u,sdtmndt0(xS,xx))*.
% 0.52/0.71  36[0:Inp] aElement0(u) || aElementOf0(u,sdtmndt0(xS,xx)) -> aElementOf0(u,sdtpldt0(sdtmndt0(xS,xx),xx))*.
% 0.52/0.71  37[0:Inp] aSet0(u) aSet0(v) || aSubsetOf0(v,u)* aSubsetOf0(u,v)* -> equal(u,v).
% 0.52/0.71  41[0:Inp] aElement0(u) aSet0(v) || aElementOf0(w,x)* equal(x,sdtpldt0(v,u))*+ -> SkP0(u,v,w)*.
% 0.52/0.71  42[0:Inp] aSet0(u) aSet0(v) aSet0(w) || aSubsetOf0(u,v)* aSubsetOf0(v,w)* -> aSubsetOf0(u,w)*.
% 0.52/0.71  44[0:Inp] aElement0(u) aSet0(v) aSet0(w) ||  -> equal(w,sdtpldt0(v,u)) aElementOf0(skf6(v,u,w),w)* SkP0(u,v,skf6(v,u,w))*.
% 0.52/0.71  46[0:Inp] aElement0(u) aSet0(v) aSet0(w) || aElementOf0(skf6(v,u,w),w)* SkP0(u,v,skf6(v,u,w))*+ -> equal(w,sdtpldt0(v,u)).
% 0.52/0.71  47[0:MRR:36.0,11.1] || aElementOf0(u,sdtmndt0(xS,xx)) -> aElementOf0(u,sdtpldt0(sdtmndt0(xS,xx),xx))*.
% 0.52/0.71  48[0:MRR:37.0,18.2] aSet0(u) || aSubsetOf0(v,u)*+ aSubsetOf0(u,v)* -> equal(v,u).
% 0.52/0.71  49[0:MRR:42.0,42.1,18.2,18.2] aSet0(u) || aSubsetOf0(v,u)*+ aSubsetOf0(w,v)* -> aSubsetOf0(w,u)*.
% 0.52/0.71  69[0:Res:4.0,18.0] || aSubsetOf0(u,sdtmndt0(xS,xx))* -> aSet0(u).
% 0.52/0.71  108[0:Res:46.5,12.0] aSet0(xS) aSet0(sdtmndt0(xS,xx)) aElement0(xx) || SkP0(xx,sdtmndt0(xS,xx),skf6(sdtmndt0(xS,xx),xx,xS))* aElementOf0(skf6(sdtmndt0(xS,xx),xx,xS),xS) -> .
% 0.52/0.71  109[0:Res:44.5,12.0] aSet0(xS) aSet0(sdtmndt0(xS,xx)) aElement0(xx) ||  -> aElementOf0(skf6(sdtmndt0(xS,xx),xx,xS),xS) SkP0(xx,sdtmndt0(xS,xx),skf6(sdtmndt0(xS,xx),xx,xS))*.
% 0.52/0.71  114[0:MRR:109.0,109.1,2.0,4.0] aElement0(xx) ||  -> aElementOf0(skf6(sdtmndt0(xS,xx),xx,xS),xS) SkP0(xx,sdtmndt0(xS,xx),skf6(sdtmndt0(xS,xx),xx,xS))*.
% 0.52/0.71  115[0:MRR:108.0,108.1,2.0,4.0] aElement0(xx) || aElementOf0(skf6(sdtmndt0(xS,xx),xx,xS),xS) SkP0(xx,sdtmndt0(xS,xx),skf6(sdtmndt0(xS,xx),xx,xS))* -> .
% 0.52/0.71  126[0:Res:3.0,16.1] aSet0(xS) ||  -> aElement0(xx)*.
% 0.52/0.71  127[0:SSi:126.0,2.0] ||  -> aElement0(xx)*.
% 0.52/0.71  128[0:MRR:114.0,127.0] ||  -> aElementOf0(skf6(sdtmndt0(xS,xx),xx,xS),xS) SkP0(xx,sdtmndt0(xS,xx),skf6(sdtmndt0(xS,xx),xx,xS))*.
% 0.52/0.71  129[0:MRR:115.0,127.0] || aElementOf0(skf6(sdtmndt0(xS,xx),xx,xS),xS) SkP0(xx,sdtmndt0(xS,xx),skf6(sdtmndt0(xS,xx),xx,xS))* -> .
% 0.52/0.71  134[0:Res:22.2,15.0] aSet0(sdtmndt0(xS,xx)) ||  -> equal(sdtmndt0(xS,xx),slcrc0) aElementOf0(skf4(sdtmndt0(xS,xx)),xS)*.
% 0.52/0.71  140[0:SSi:134.0,4.0] ||  -> equal(sdtmndt0(xS,xx),slcrc0) aElementOf0(skf4(sdtmndt0(xS,xx)),xS)*.
% 0.52/0.71  145[1:Spt:140.0] ||  -> equal(sdtmndt0(xS,xx),slcrc0)**.
% 0.52/0.71  154[1:Rew:145.0,15.0] || aElementOf0(u,slcrc0) -> aElementOf0(u,xS)*.
% 0.52/0.71  170[1:Rew:145.0,33.3] aElement0(u) || aElementOf0(u,xS)* -> equal(u,xx) aElementOf0(u,slcrc0).
% 0.52/0.71  177[1:Rew:145.0,129.0] || aElementOf0(skf6(slcrc0,xx,xS),xS) SkP0(xx,sdtmndt0(xS,xx),skf6(sdtmndt0(xS,xx),xx,xS))* -> .
% 0.52/0.71  178[1:Rew:145.0,128.0] ||  -> aElementOf0(skf6(slcrc0,xx,xS),xS) SkP0(xx,sdtmndt0(xS,xx),skf6(sdtmndt0(xS,xx),xx,xS))*.
% 0.52/0.71  189[1:Rew:145.0,178.1] ||  -> aElementOf0(skf6(slcrc0,xx,xS),xS) SkP0(xx,slcrc0,skf6(slcrc0,xx,xS))*.
% 0.52/0.71  190[1:Rew:145.0,177.1] || aElementOf0(skf6(slcrc0,xx,xS),xS) SkP0(xx,slcrc0,skf6(slcrc0,xx,xS))* -> .
% 0.52/0.71  279[2:Spt:189.0] ||  -> aElementOf0(skf6(slcrc0,xx,xS),xS)*.
% 0.52/0.71  280[2:MRR:190.0,279.0] || SkP0(xx,slcrc0,skf6(slcrc0,xx,xS))* -> .
% 0.52/0.71  283[2:Res:279.0,16.1] aSet0(xS) ||  -> aElement0(skf6(slcrc0,xx,xS))*.
% 0.52/0.71  284[2:SSi:283.0,2.0] ||  -> aElement0(skf6(slcrc0,xx,xS))*.
% 0.52/0.71  289[2:Res:279.0,170.1] aElement0(skf6(slcrc0,xx,xS)) ||  -> equal(skf6(slcrc0,xx,xS),xx) aElementOf0(skf6(slcrc0,xx,xS),slcrc0)*.
% 0.52/0.71  292[2:MRR:289.0,284.0] ||  -> equal(skf6(slcrc0,xx,xS),xx) aElementOf0(skf6(slcrc0,xx,xS),slcrc0)*.
% 0.52/0.71  294[2:Res:25.2,280.0] aElement0(skf6(slcrc0,xx,xS)) || equal(skf6(slcrc0,xx,xS),xx)** -> .
% 0.52/0.71  295[2:Res:24.2,280.0] aElement0(skf6(slcrc0,xx,xS)) || aElementOf0(skf6(slcrc0,xx,xS),slcrc0)* -> .
% 0.52/0.71  296[2:SSi:294.0,284.0] || equal(skf6(slcrc0,xx,xS),xx)** -> .
% 0.52/0.71  297[2:MRR:292.0,296.0] ||  -> aElementOf0(skf6(slcrc0,xx,xS),slcrc0)*.
% 0.52/0.71  298[2:SSi:295.0,284.0] || aElementOf0(skf6(slcrc0,xx,xS),slcrc0)* -> .
% 0.52/0.71  299[2:MRR:298.0,297.0] ||  -> .
% 0.52/0.71  300[2:Spt:299.0,189.0,279.0] || aElementOf0(skf6(slcrc0,xx,xS),xS)* -> .
% 0.52/0.71  301[2:Spt:299.0,189.1] ||  -> SkP0(xx,slcrc0,skf6(slcrc0,xx,xS))*.
% 0.52/0.71  302[2:Res:301.0,23.0] ||  -> equal(skf6(slcrc0,xx,xS),xx) aElementOf0(skf6(slcrc0,xx,xS),slcrc0)*.
% 0.52/0.71  304[2:Res:154.1,300.0] || aElementOf0(skf6(slcrc0,xx,xS),slcrc0)* -> .
% 0.52/0.71  305[2:MRR:302.1,304.0] ||  -> equal(skf6(slcrc0,xx,xS),xx)**.
% 0.52/0.71  308[2:Rew:305.0,300.0] || aElementOf0(xx,xS)* -> .
% 0.52/0.71  310[2:MRR:308.0,3.0] ||  -> .
% 0.52/0.71  313[1:Spt:310.0,140.0,145.0] || equal(sdtmndt0(xS,xx),slcrc0)** -> .
% 0.52/0.71  314[1:Spt:310.0,140.1] ||  -> aElementOf0(skf4(sdtmndt0(xS,xx)),xS)*.
% 0.52/0.71  375[0:Res:29.3,13.0] aSet0(u) aSet0(v) || equal(v,slcrc0) -> aSubsetOf0(v,u)*.
% 0.52/0.71  377[0:Res:29.3,15.0] aSet0(u) aSet0(sdtmndt0(xS,xx)) ||  -> aSubsetOf0(sdtmndt0(xS,xx),u)* aElementOf0(skf5(sdtmndt0(xS,xx),v),xS)*.
% 0.52/0.71  380[0:Res:29.3,16.1] aSet0(u) aSet0(v) aSet0(v) ||  -> aSubsetOf0(v,u)* aElement0(skf5(v,w))*.
% 0.52/0.71  381[0:MRR:375.1,6.1] aSet0(u) || equal(v,slcrc0) -> aSubsetOf0(v,u)*.
% 0.52/0.71  382[0:Obv:380.1] aSet0(u) aSet0(v) ||  -> aSubsetOf0(v,u)* aElement0(skf5(v,w))*.
% 0.52/0.71  384[0:SSi:377.1,4.0] aSet0(u) ||  -> aSubsetOf0(sdtmndt0(xS,xx),u)* aElementOf0(skf5(sdtmndt0(xS,xx),v),xS)*.
% 0.52/0.71  412[0:Res:381.2,49.1] aSet0(u) aSet0(u) || equal(v,slcrc0) aSubsetOf0(w,v)* -> aSubsetOf0(w,u)*.
% 0.52/0.71  419[0:Obv:412.0] aSet0(u) || equal(v,slcrc0)+ aSubsetOf0(w,v)* -> aSubsetOf0(w,u)*.
% 0.52/0.71  439[0:EqR:419.1] aSet0(u) || aSubsetOf0(v,slcrc0)*+ -> aSubsetOf0(v,u)*.
% 0.52/0.71  440[0:Res:8.1,439.1] aSet0(slcrc0) aSet0(u) ||  -> aSubsetOf0(slcrc0,u)*.
% 0.52/0.71  442[0:Res:3.0,28.1] aSet0(u) || aSubsetOf0(xS,u)* -> aElementOf0(xx,u).
% 0.52/0.71  447[0:Res:22.2,28.1] aSet0(u) aSet0(v) || aSubsetOf0(u,v) -> equal(u,slcrc0) aElementOf0(skf4(u),v)*.
% 0.52/0.71  449[0:MRR:447.0,18.2] aSet0(u) || aSubsetOf0(v,u) -> equal(v,slcrc0) aElementOf0(skf4(v),u)*.
% 0.52/0.71  454[0:SoR:440.0,6.1] aSet0(u) || equal(slcrc0,slcrc0) -> aSubsetOf0(slcrc0,u)*.
% 0.52/0.71  455[0:Obv:454.1] aSet0(u) ||  -> aSubsetOf0(slcrc0,u)*.
% 0.52/0.71  457[0:Res:455.1,48.1] aSet0(u) aSet0(u) || aSubsetOf0(u,slcrc0)* -> equal(slcrc0,u).
% 0.52/0.71  460[0:Res:455.1,69.0] aSet0(sdtmndt0(xS,xx)) ||  -> aSet0(slcrc0)*.
% 0.52/0.71  464[0:SSi:460.0,4.0] ||  -> aSet0(slcrc0)*.
% 0.52/0.71  468[0:Obv:457.0] aSet0(u) || aSubsetOf0(u,slcrc0)* -> equal(slcrc0,u).
% 0.52/0.71  470[0:Res:382.2,442.1] aSet0(u) aSet0(xS) aSet0(u) ||  -> aElement0(skf5(xS,v))* aElementOf0(xx,u)*.
% 0.52/0.71  472[0:Res:29.2,442.1] aSet0(u) aSet0(xS) aSet0(u) ||  -> aElementOf0(skf5(xS,v),xS)* aElementOf0(xx,u)*.
% 0.52/0.71  478[0:Obv:470.0] aSet0(xS) aSet0(u) ||  -> aElement0(skf5(xS,v))* aElementOf0(xx,u)*.
% 0.52/0.71  479[0:SSi:478.0,2.0] aSet0(u) ||  -> aElement0(skf5(xS,v))* aElementOf0(xx,u)*.
% 0.52/0.71  480[0:Obv:472.0] aSet0(xS) aSet0(u) ||  -> aElementOf0(skf5(xS,v),xS)* aElementOf0(xx,u)*.
% 0.52/0.71  481[0:SSi:480.0,2.0] aSet0(u) ||  -> aElementOf0(skf5(xS,v),xS)* aElementOf0(xx,u)*.
% 0.52/0.71  491[2:Spt:479.0,479.2] aSet0(u) ||  -> aElementOf0(xx,u)*.
% 0.52/0.73  493[2:Res:491.1,20.1] aSet0(sdtmndt0(xS,xx)) || equal(xx,xx)* -> .
% 0.52/0.73  504[2:Obv:493.1] aSet0(sdtmndt0(xS,xx)) ||  -> .
% 0.52/0.73  505[2:SSi:504.0,4.0] ||  -> .
% 0.52/0.73  506[2:Spt:505.0,479.1] ||  -> aElement0(skf5(xS,u))*.
% 0.52/0.73  558[3:Spt:481.0,481.2] aSet0(u) ||  -> aElementOf0(xx,u)*.
% 0.52/0.73  560[3:Res:558.1,20.1] aSet0(sdtmndt0(xS,xx)) || equal(xx,xx)* -> .
% 0.52/0.73  571[3:Obv:560.1] aSet0(sdtmndt0(xS,xx)) ||  -> .
% 0.52/0.73  572[3:SSi:571.0,4.0] ||  -> .
% 0.52/0.73  573[3:Spt:572.0,481.1] ||  -> aElementOf0(skf5(xS,u),xS)*.
% 0.52/0.73  702[0:Res:449.3,13.0] aSet0(u) || aSubsetOf0(v,u)* equal(u,slcrc0) -> equal(v,slcrc0).
% 0.52/0.73  710[0:MRR:702.0,6.1] || aSubsetOf0(u,v)* equal(v,slcrc0) -> equal(u,slcrc0).
% 0.52/0.73  752[0:EqR:41.3] aElement0(u) aSet0(v) || aElementOf0(w,sdtpldt0(v,u))* -> SkP0(u,v,w).
% 0.52/0.73  777[4:Spt:384.0,384.1] aSet0(u) ||  -> aSubsetOf0(sdtmndt0(xS,xx),u)*.
% 0.52/0.73  789[4:Res:777.1,710.0] aSet0(u) || equal(u,slcrc0)* -> equal(sdtmndt0(xS,xx),slcrc0)**.
% 0.52/0.73  792[4:Res:777.1,468.1] aSet0(slcrc0) aSet0(sdtmndt0(xS,xx)) ||  -> equal(sdtmndt0(xS,xx),slcrc0)**.
% 0.52/0.73  794[4:MRR:789.0,789.2,6.1,313.0] || equal(u,slcrc0)* -> .
% 0.52/0.73  807[4:SSi:792.1,792.0,4.0,1.0,464.0] ||  -> equal(sdtmndt0(xS,xx),slcrc0)**.
% 0.52/0.73  808[4:MRR:807.0,794.0] ||  -> .
% 0.52/0.73  814[4:Spt:808.0,384.2] ||  -> aElementOf0(skf5(sdtmndt0(xS,xx),u),xS)*.
% 0.52/0.73  1503[0:Res:47.1,752.2] aElement0(xx) aSet0(sdtmndt0(xS,xx)) || aElementOf0(u,sdtmndt0(xS,xx)) -> SkP0(xx,sdtmndt0(xS,xx),u)*.
% 0.52/0.73  1518[0:SSi:1503.1,1503.0,4.0,127.0] || aElementOf0(u,sdtmndt0(xS,xx)) -> SkP0(xx,sdtmndt0(xS,xx),u)*.
% 0.52/0.73  2020[5:Spt:128.0] ||  -> aElementOf0(skf6(sdtmndt0(xS,xx),xx,xS),xS)*.
% 0.52/0.73  2021[5:MRR:129.0,2020.0] || SkP0(xx,sdtmndt0(xS,xx),skf6(sdtmndt0(xS,xx),xx,xS))* -> .
% 0.52/0.73  2024[5:Res:2020.0,16.1] aSet0(xS) ||  -> aElement0(skf6(sdtmndt0(xS,xx),xx,xS))*.
% 0.52/0.73  2026[5:SSi:2024.0,2.0] ||  -> aElement0(skf6(sdtmndt0(xS,xx),xx,xS))*.
% 0.52/0.73  2028[5:Res:25.2,2021.0] aElement0(skf6(sdtmndt0(xS,xx),xx,xS)) || equal(skf6(sdtmndt0(xS,xx),xx,xS),xx)** -> .
% 0.52/0.73  2030[5:Res:1518.1,2021.0] || aElementOf0(skf6(sdtmndt0(xS,xx),xx,xS),sdtmndt0(xS,xx))* -> .
% 0.52/0.73  2031[5:SSi:2028.0,2026.0] || equal(skf6(sdtmndt0(xS,xx),xx,xS),xx)** -> .
% 0.52/0.73  2033[5:Res:33.3,2030.0] aElement0(skf6(sdtmndt0(xS,xx),xx,xS)) || aElementOf0(skf6(sdtmndt0(xS,xx),xx,xS),xS)* -> equal(skf6(sdtmndt0(xS,xx),xx,xS),xx).
% 0.52/0.73  2036[5:SSi:2033.0,2026.0] || aElementOf0(skf6(sdtmndt0(xS,xx),xx,xS),xS)* -> equal(skf6(sdtmndt0(xS,xx),xx,xS),xx).
% 0.52/0.73  2037[5:MRR:2036.0,2036.1,2020.0,2031.0] ||  -> .
% 0.52/0.73  2038[5:Spt:2037.0,128.0,2020.0] || aElementOf0(skf6(sdtmndt0(xS,xx),xx,xS),xS)* -> .
% 0.52/0.73  2039[5:Spt:2037.0,128.1] ||  -> SkP0(xx,sdtmndt0(xS,xx),skf6(sdtmndt0(xS,xx),xx,xS))*.
% 0.52/0.73  2040[5:Res:2039.0,23.0] ||  -> equal(skf6(sdtmndt0(xS,xx),xx,xS),xx) aElementOf0(skf6(sdtmndt0(xS,xx),xx,xS),sdtmndt0(xS,xx))*.
% 0.52/0.73  2615[6:Spt:2040.0] ||  -> equal(skf6(sdtmndt0(xS,xx),xx,xS),xx)**.
% 0.52/0.73  2617[6:Rew:2615.0,2038.0] || aElementOf0(xx,xS)* -> .
% 0.52/0.73  2624[6:MRR:2617.0,3.0] ||  -> .
% 0.52/0.73  2625[6:Spt:2624.0,2040.0,2615.0] || equal(skf6(sdtmndt0(xS,xx),xx,xS),xx)** -> .
% 0.52/0.73  2626[6:Spt:2624.0,2040.1] ||  -> aElementOf0(skf6(sdtmndt0(xS,xx),xx,xS),sdtmndt0(xS,xx))*.
% 0.52/0.73  2631[6:Res:2626.0,15.0] ||  -> aElementOf0(skf6(sdtmndt0(xS,xx),xx,xS),xS)*.
% 0.52/0.73  2638[6:MRR:2631.0,2038.0] ||  -> .
% 0.52/0.73  % SZS output end Refutation
% 0.52/0.73  Formulae used in the proof : mEmpFin m__617 m__617_02 m__ mDefEmp mSubRefl mEOfElem mDefSub mDefCons mSubASymm mSubTrans
% 0.52/0.73  
%------------------------------------------------------------------------------