TSTP Solution File: ALG202+1 by Metis---2.4
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- Process Solution
%------------------------------------------------------------------------------
% File : Metis---2.4
% Problem : ALG202+1 : TPTP v8.1.0. Released v2.7.0.
% Transfm : none
% Format : tptp:raw
% Command : metis --show proof --show saturation %s
% Computer : n020.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 : Thu Jul 14 17:38:41 EDT 2022
% Result : Theorem 0.12s 0.39s
% Output : CNFRefutation 0.12s
% Verified :
% SZS Type : Refutation
% Derivation depth : 16
% Number of leaves : 14
% Syntax : Number of formulae : 65 ( 20 unt; 0 def)
% Number of atoms : 172 ( 99 equ)
% Maximal formula atoms : 14 ( 2 avg)
% Number of connectives : 176 ( 69 ~; 59 |; 19 &)
% ( 0 <=>; 29 =>; 0 <=; 0 <~>)
% Maximal formula depth : 11 ( 3 avg)
% Maximal term depth : 4 ( 2 avg)
% Number of predicates : 5 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 1 con; 0-2 aty)
% Number of variables : 63 ( 0 sgn 46 !; 1 ?)
% Comments :
%------------------------------------------------------------------------------
fof(ax3,axiom,
! [U] :
( sorti1(U)
=> op1(U,U) = U ) ).
fof(ax4,axiom,
~ ! [U] :
( sorti2(U)
=> op2(U,U) = U ) ).
fof(co1,conjecture,
( ( ! [U] :
( sorti1(U)
=> sorti2(h(U)) )
& ! [V] :
( sorti2(V)
=> sorti1(j(V)) ) )
=> ~ ( ! [W] :
( sorti1(W)
=> ! [X] :
( sorti1(X)
=> h(op1(W,X)) = op2(h(W),h(X)) ) )
& ! [Y0] :
( sorti2(Y0)
=> ! [Z0] :
( sorti2(Z0)
=> j(op2(Y0,Z0)) = op1(j(Y0),j(Z0)) ) )
& ! [X1] :
( sorti2(X1)
=> h(j(X1)) = X1 )
& ! [X2] :
( sorti1(X2)
=> j(h(X2)) = X2 ) ) ) ).
fof(subgoal_0,plain,
( ( ! [U] :
( sorti1(U)
=> sorti2(h(U)) )
& ! [V] :
( sorti2(V)
=> sorti1(j(V)) )
& ! [W] :
( sorti1(W)
=> ! [X] :
( sorti1(X)
=> h(op1(W,X)) = op2(h(W),h(X)) ) )
& ! [Y0] :
( sorti2(Y0)
=> ! [Z0] :
( sorti2(Z0)
=> j(op2(Y0,Z0)) = op1(j(Y0),j(Z0)) ) )
& ! [X1] :
( sorti2(X1)
=> h(j(X1)) = X1 ) )
=> ~ ! [X2] :
( sorti1(X2)
=> j(h(X2)) = X2 ) ),
inference(strip,[],[co1]) ).
fof(negate_0_0,plain,
~ ( ( ! [U] :
( sorti1(U)
=> sorti2(h(U)) )
& ! [V] :
( sorti2(V)
=> sorti1(j(V)) )
& ! [W] :
( sorti1(W)
=> ! [X] :
( sorti1(X)
=> h(op1(W,X)) = op2(h(W),h(X)) ) )
& ! [Y0] :
( sorti2(Y0)
=> ! [Z0] :
( sorti2(Z0)
=> j(op2(Y0,Z0)) = op1(j(Y0),j(Z0)) ) )
& ! [X1] :
( sorti2(X1)
=> h(j(X1)) = X1 ) )
=> ~ ! [X2] :
( sorti1(X2)
=> j(h(X2)) = X2 ) ),
inference(negate,[],[subgoal_0]) ).
fof(normalize_0_0,plain,
? [U] :
( op2(U,U) != U
& sorti2(U) ),
inference(canonicalize,[],[ax4]) ).
fof(normalize_0_1,plain,
( op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U) != skolemFOFtoCNF_U
& sorti2(skolemFOFtoCNF_U) ),
inference(skolemize,[],[normalize_0_0]) ).
fof(normalize_0_2,plain,
sorti2(skolemFOFtoCNF_U),
inference(conjunct,[],[normalize_0_1]) ).
fof(normalize_0_3,plain,
( ! [U] :
( ~ sorti1(U)
| sorti2(h(U)) )
& ! [V] :
( ~ sorti2(V)
| sorti1(j(V)) )
& ! [W] :
( ~ sorti1(W)
| ! [X] :
( ~ sorti1(X)
| h(op1(W,X)) = op2(h(W),h(X)) ) )
& ! [X1] :
( ~ sorti2(X1)
| h(j(X1)) = X1 )
& ! [X2] :
( ~ sorti1(X2)
| j(h(X2)) = X2 )
& ! [Y0] :
( ~ sorti2(Y0)
| ! [Z0] :
( ~ sorti2(Z0)
| j(op2(Y0,Z0)) = op1(j(Y0),j(Z0)) ) ) ),
inference(canonicalize,[],[negate_0_0]) ).
fof(normalize_0_4,plain,
! [V] :
( ~ sorti2(V)
| sorti1(j(V)) ),
inference(conjunct,[],[normalize_0_3]) ).
fof(normalize_0_5,plain,
! [V] :
( ~ sorti2(V)
| sorti1(j(V)) ),
inference(specialize,[],[normalize_0_4]) ).
fof(normalize_0_6,plain,
! [W] :
( ~ sorti1(W)
| ! [X] :
( ~ sorti1(X)
| h(op1(W,X)) = op2(h(W),h(X)) ) ),
inference(conjunct,[],[normalize_0_3]) ).
fof(normalize_0_7,plain,
! [W] :
( ~ sorti1(W)
| ! [X] :
( ~ sorti1(X)
| h(op1(W,X)) = op2(h(W),h(X)) ) ),
inference(specialize,[],[normalize_0_6]) ).
fof(normalize_0_8,plain,
! [W,X] :
( ~ sorti1(W)
| ~ sorti1(X)
| h(op1(W,X)) = op2(h(W),h(X)) ),
inference(clausify,[],[normalize_0_7]) ).
fof(normalize_0_9,plain,
! [X1] :
( ~ sorti2(X1)
| h(j(X1)) = X1 ),
inference(conjunct,[],[normalize_0_3]) ).
fof(normalize_0_10,plain,
! [X1] :
( ~ sorti2(X1)
| h(j(X1)) = X1 ),
inference(specialize,[],[normalize_0_9]) ).
fof(normalize_0_11,plain,
! [U] :
( ~ sorti1(U)
| op1(U,U) = U ),
inference(canonicalize,[],[ax3]) ).
fof(normalize_0_12,plain,
! [U] :
( ~ sorti1(U)
| op1(U,U) = U ),
inference(specialize,[],[normalize_0_11]) ).
fof(normalize_0_13,plain,
op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U) != skolemFOFtoCNF_U,
inference(conjunct,[],[normalize_0_1]) ).
cnf(refute_0_0,plain,
sorti2(skolemFOFtoCNF_U),
inference(canonicalize,[],[normalize_0_2]) ).
cnf(refute_0_1,plain,
( ~ sorti2(V)
| sorti1(j(V)) ),
inference(canonicalize,[],[normalize_0_5]) ).
cnf(refute_0_2,plain,
( ~ sorti2(skolemFOFtoCNF_U)
| sorti1(j(skolemFOFtoCNF_U)) ),
inference(subst,[],[refute_0_1:[bind(V,$fot(skolemFOFtoCNF_U))]]) ).
cnf(refute_0_3,plain,
sorti1(j(skolemFOFtoCNF_U)),
inference(resolve,[$cnf( sorti2(skolemFOFtoCNF_U) )],[refute_0_0,refute_0_2]) ).
cnf(refute_0_4,plain,
( ~ sorti1(W)
| ~ sorti1(X)
| h(op1(W,X)) = op2(h(W),h(X)) ),
inference(canonicalize,[],[normalize_0_8]) ).
cnf(refute_0_5,plain,
( ~ sorti1(j(skolemFOFtoCNF_U))
| h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))) = op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))) ),
inference(subst,[],[refute_0_4:[bind(W,$fot(j(skolemFOFtoCNF_U))),bind(X,$fot(j(skolemFOFtoCNF_U)))]]) ).
cnf(refute_0_6,plain,
h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))) = op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))),
inference(resolve,[$cnf( sorti1(j(skolemFOFtoCNF_U)) )],[refute_0_3,refute_0_5]) ).
cnf(refute_0_7,plain,
( ~ sorti2(X1)
| h(j(X1)) = X1 ),
inference(canonicalize,[],[normalize_0_10]) ).
cnf(refute_0_8,plain,
( ~ sorti2(skolemFOFtoCNF_U)
| h(j(skolemFOFtoCNF_U)) = skolemFOFtoCNF_U ),
inference(subst,[],[refute_0_7:[bind(X1,$fot(skolemFOFtoCNF_U))]]) ).
cnf(refute_0_9,plain,
h(j(skolemFOFtoCNF_U)) = skolemFOFtoCNF_U,
inference(resolve,[$cnf( sorti2(skolemFOFtoCNF_U) )],[refute_0_0,refute_0_8]) ).
cnf(refute_0_10,plain,
( ~ sorti1(U)
| op1(U,U) = U ),
inference(canonicalize,[],[normalize_0_12]) ).
cnf(refute_0_11,plain,
( ~ sorti1(j(skolemFOFtoCNF_U))
| op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U)) = j(skolemFOFtoCNF_U) ),
inference(subst,[],[refute_0_10:[bind(U,$fot(j(skolemFOFtoCNF_U)))]]) ).
cnf(refute_0_12,plain,
op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U)) = j(skolemFOFtoCNF_U),
inference(resolve,[$cnf( sorti1(j(skolemFOFtoCNF_U)) )],[refute_0_3,refute_0_11]) ).
cnf(refute_0_13,plain,
h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))) = h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))),
introduced(tautology,[refl,[$fot(h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))))]]) ).
cnf(refute_0_14,plain,
( h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))) != h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U)))
| op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U)) != j(skolemFOFtoCNF_U)
| h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))) = h(j(skolemFOFtoCNF_U)) ),
introduced(tautology,[equality,[$cnf( $equal(h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))),h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U)))) ),[1,0],$fot(j(skolemFOFtoCNF_U))]]) ).
cnf(refute_0_15,plain,
( op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U)) != j(skolemFOFtoCNF_U)
| h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))) = h(j(skolemFOFtoCNF_U)) ),
inference(resolve,[$cnf( $equal(h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))),h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U)))) )],[refute_0_13,refute_0_14]) ).
cnf(refute_0_16,plain,
h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))) = h(j(skolemFOFtoCNF_U)),
inference(resolve,[$cnf( $equal(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U)),j(skolemFOFtoCNF_U)) )],[refute_0_12,refute_0_15]) ).
cnf(refute_0_17,plain,
X0 = X0,
introduced(tautology,[refl,[$fot(X0)]]) ).
cnf(refute_0_18,plain,
( X0 != X0
| X0 != Y
| Y = X0 ),
introduced(tautology,[equality,[$cnf( $equal(X0,X0) ),[0],$fot(Y)]]) ).
cnf(refute_0_19,plain,
( X0 != Y
| Y = X0 ),
inference(resolve,[$cnf( $equal(X0,X0) )],[refute_0_17,refute_0_18]) ).
cnf(refute_0_20,plain,
( Y != X0
| Y != Z
| X0 = Z ),
introduced(tautology,[equality,[$cnf( $equal(Y,Z) ),[0],$fot(X0)]]) ).
cnf(refute_0_21,plain,
( X0 != Y
| Y != Z
| X0 = Z ),
inference(resolve,[$cnf( $equal(Y,X0) )],[refute_0_19,refute_0_20]) ).
cnf(refute_0_22,plain,
( h(j(skolemFOFtoCNF_U)) != skolemFOFtoCNF_U
| h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))) != h(j(skolemFOFtoCNF_U))
| h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))) = skolemFOFtoCNF_U ),
inference(subst,[],[refute_0_21:[bind(X0,$fot(h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))))),bind(Y,$fot(h(j(skolemFOFtoCNF_U)))),bind(Z,$fot(skolemFOFtoCNF_U))]]) ).
cnf(refute_0_23,plain,
( h(j(skolemFOFtoCNF_U)) != skolemFOFtoCNF_U
| h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))) = skolemFOFtoCNF_U ),
inference(resolve,[$cnf( $equal(h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))),h(j(skolemFOFtoCNF_U))) )],[refute_0_16,refute_0_22]) ).
cnf(refute_0_24,plain,
h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))) = skolemFOFtoCNF_U,
inference(resolve,[$cnf( $equal(h(j(skolemFOFtoCNF_U)),skolemFOFtoCNF_U) )],[refute_0_9,refute_0_23]) ).
cnf(refute_0_25,plain,
( h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))) != op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U)))
| h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))) != skolemFOFtoCNF_U
| skolemFOFtoCNF_U = op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))) ),
introduced(tautology,[equality,[$cnf( $equal(h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))),op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U)))) ),[0],$fot(skolemFOFtoCNF_U)]]) ).
cnf(refute_0_26,plain,
( h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))) != op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U)))
| skolemFOFtoCNF_U = op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))) ),
inference(resolve,[$cnf( $equal(h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))),skolemFOFtoCNF_U) )],[refute_0_24,refute_0_25]) ).
cnf(refute_0_27,plain,
op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U))) = op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U))),
introduced(tautology,[refl,[$fot(op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U))))]]) ).
cnf(refute_0_28,plain,
( h(j(skolemFOFtoCNF_U)) != skolemFOFtoCNF_U
| op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U))) != op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U)))
| op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U))) = op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U) ),
introduced(tautology,[equality,[$cnf( $equal(op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U))),op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U)))) ),[1,1],$fot(skolemFOFtoCNF_U)]]) ).
cnf(refute_0_29,plain,
( h(j(skolemFOFtoCNF_U)) != skolemFOFtoCNF_U
| op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U))) = op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U) ),
inference(resolve,[$cnf( $equal(op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U))),op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U)))) )],[refute_0_27,refute_0_28]) ).
cnf(refute_0_30,plain,
op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U))) = op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U),
inference(resolve,[$cnf( $equal(h(j(skolemFOFtoCNF_U)),skolemFOFtoCNF_U) )],[refute_0_9,refute_0_29]) ).
cnf(refute_0_31,plain,
op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))) = op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))),
introduced(tautology,[refl,[$fot(op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))))]]) ).
cnf(refute_0_32,plain,
( h(j(skolemFOFtoCNF_U)) != skolemFOFtoCNF_U
| op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))) != op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U)))
| op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))) = op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U))) ),
introduced(tautology,[equality,[$cnf( $equal(op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))),op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U)))) ),[1,0],$fot(skolemFOFtoCNF_U)]]) ).
cnf(refute_0_33,plain,
( h(j(skolemFOFtoCNF_U)) != skolemFOFtoCNF_U
| op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))) = op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U))) ),
inference(resolve,[$cnf( $equal(op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))),op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U)))) )],[refute_0_31,refute_0_32]) ).
cnf(refute_0_34,plain,
op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))) = op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U))),
inference(resolve,[$cnf( $equal(h(j(skolemFOFtoCNF_U)),skolemFOFtoCNF_U) )],[refute_0_9,refute_0_33]) ).
cnf(refute_0_35,plain,
( op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))) != op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U)))
| op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U))) != op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U)
| op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))) = op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U) ),
inference(subst,[],[refute_0_21:[bind(X0,$fot(op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))))),bind(Y,$fot(op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U))))),bind(Z,$fot(op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U)))]]) ).
cnf(refute_0_36,plain,
( op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U))) != op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U)
| op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))) = op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U) ),
inference(resolve,[$cnf( $equal(op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))),op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U)))) )],[refute_0_34,refute_0_35]) ).
cnf(refute_0_37,plain,
op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))) = op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U),
inference(resolve,[$cnf( $equal(op2(skolemFOFtoCNF_U,h(j(skolemFOFtoCNF_U))),op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U)) )],[refute_0_30,refute_0_36]) ).
cnf(refute_0_38,plain,
( op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))) != op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U)
| skolemFOFtoCNF_U != op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U)))
| skolemFOFtoCNF_U = op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U) ),
introduced(tautology,[equality,[$cnf( $equal(skolemFOFtoCNF_U,op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U)))) ),[1],$fot(op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U))]]) ).
cnf(refute_0_39,plain,
( skolemFOFtoCNF_U != op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U)))
| skolemFOFtoCNF_U = op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U) ),
inference(resolve,[$cnf( $equal(op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U))),op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U)) )],[refute_0_37,refute_0_38]) ).
cnf(refute_0_40,plain,
( h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))) != op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U)))
| skolemFOFtoCNF_U = op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U) ),
inference(resolve,[$cnf( $equal(skolemFOFtoCNF_U,op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U)))) )],[refute_0_26,refute_0_39]) ).
cnf(refute_0_41,plain,
skolemFOFtoCNF_U = op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U),
inference(resolve,[$cnf( $equal(h(op1(j(skolemFOFtoCNF_U),j(skolemFOFtoCNF_U))),op2(h(j(skolemFOFtoCNF_U)),h(j(skolemFOFtoCNF_U)))) )],[refute_0_6,refute_0_40]) ).
cnf(refute_0_42,plain,
op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U) != skolemFOFtoCNF_U,
inference(canonicalize,[],[normalize_0_13]) ).
cnf(refute_0_43,plain,
( skolemFOFtoCNF_U != op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U)
| op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U) = skolemFOFtoCNF_U ),
inference(subst,[],[refute_0_19:[bind(X0,$fot(skolemFOFtoCNF_U)),bind(Y,$fot(op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U)))]]) ).
cnf(refute_0_44,plain,
skolemFOFtoCNF_U != op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U),
inference(resolve,[$cnf( $equal(op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U),skolemFOFtoCNF_U) )],[refute_0_43,refute_0_42]) ).
cnf(refute_0_45,plain,
$false,
inference(resolve,[$cnf( $equal(skolemFOFtoCNF_U,op2(skolemFOFtoCNF_U,skolemFOFtoCNF_U)) )],[refute_0_41,refute_0_44]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12 % Problem : ALG202+1 : TPTP v8.1.0. Released v2.7.0.
% 0.07/0.13 % Command : metis --show proof --show saturation %s
% 0.12/0.34 % Computer : n020.cluster.edu
% 0.12/0.34 % Model : x86_64 x86_64
% 0.12/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34 % Memory : 8042.1875MB
% 0.12/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34 % CPULimit : 300
% 0.12/0.34 % WCLimit : 600
% 0.12/0.34 % DateTime : Wed Jun 8 10:55:06 EDT 2022
% 0.12/0.34 % CPUTime :
% 0.12/0.34 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.12/0.39 % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.12/0.39
% 0.12/0.39 % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.12/0.40
%------------------------------------------------------------------------------