TSTP Solution File: GRP657+1 by Drodi---3.6.0
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%------------------------------------------------------------------------------
% File : Drodi---3.6.0
% Problem : GRP657+1 : TPTP v8.1.2. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% Computer : n032.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 : 300s
% DateTime : Tue Apr 30 20:21:18 EDT 2024
% Result : Theorem 7.17s 1.28s
% Output : CNFRefutation 7.17s
% Verified :
% SZS Type : Refutation
% Derivation depth : 9
% Number of leaves : 5
% Syntax : Number of formulae : 23 ( 17 unt; 0 def)
% Number of atoms : 29 ( 28 equ)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 17 ( 11 ~; 4 |; 2 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 5 ( 3 avg)
% Maximal term depth : 5 ( 2 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 0 con; 1-2 aty)
% Number of variables : 45 ( 40 !; 5 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f2,axiom,
! [B,A] : ld(A,mult(A,B)) = B,
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f3,axiom,
! [B,A] : mult(rd(A,B),B) = A,
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f4,axiom,
! [B,A] : rd(mult(A,B),B) = A,
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f5,axiom,
! [C,B,A] : mult(mult(A,B),mult(C,A)) = mult(A,mult(mult(B,C),A)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f6,conjecture,
? [X0] :
! [X1] :
( mult(X1,X0) = X1
& mult(X0,X1) = X1 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f7,negated_conjecture,
~ ? [X0] :
! [X1] :
( mult(X1,X0) = X1
& mult(X0,X1) = X1 ),
inference(negated_conjecture,[status(cth)],[f6]) ).
fof(f9,plain,
! [X0,X1] : ld(X0,mult(X0,X1)) = X1,
inference(cnf_transformation,[status(esa)],[f2]) ).
fof(f10,plain,
! [X0,X1] : mult(rd(X0,X1),X1) = X0,
inference(cnf_transformation,[status(esa)],[f3]) ).
fof(f11,plain,
! [X0,X1] : rd(mult(X0,X1),X1) = X0,
inference(cnf_transformation,[status(esa)],[f4]) ).
fof(f12,plain,
! [X0,X1,X2] : mult(mult(X0,X1),mult(X2,X0)) = mult(X0,mult(mult(X1,X2),X0)),
inference(cnf_transformation,[status(esa)],[f5]) ).
fof(f13,plain,
! [X0] :
? [X1] :
( mult(X1,X0) != X1
| mult(X0,X1) != X1 ),
inference(pre_NNF_transformation,[status(esa)],[f7]) ).
fof(f14,plain,
! [X0] :
( ? [X1] : mult(X1,X0) != X1
| ? [X1] : mult(X0,X1) != X1 ),
inference(miniscoping,[status(esa)],[f13]) ).
fof(f15,plain,
! [X0] :
( mult(sk0_0(X0),X0) != sk0_0(X0)
| mult(X0,sk0_1(X0)) != sk0_1(X0) ),
inference(skolemization,[status(esa)],[f14]) ).
fof(f16,plain,
! [X0] :
( mult(sk0_0(X0),X0) != sk0_0(X0)
| mult(X0,sk0_1(X0)) != sk0_1(X0) ),
inference(cnf_transformation,[status(esa)],[f15]) ).
fof(f1361,plain,
! [X0,X1,X2] : rd(mult(X0,mult(mult(X1,X2),X0)),mult(X2,X0)) = mult(X0,X1),
inference(paramodulation,[status(thm)],[f12,f11]) ).
fof(f1438,plain,
! [X0,X1,X2] : rd(mult(X0,mult(X1,X0)),mult(X2,X0)) = mult(X0,rd(X1,X2)),
inference(paramodulation,[status(thm)],[f10,f1361]) ).
fof(f1512,plain,
! [X0,X1] : X0 = mult(X0,rd(X1,X1)),
inference(paramodulation,[status(thm)],[f11,f1438]) ).
fof(f1793,plain,
! [X0,X1] : ld(X0,X0) = rd(X1,X1),
inference(paramodulation,[status(thm)],[f1512,f9]) ).
fof(f2161,plain,
! [X0,X1] : X0 = mult(X0,ld(X1,X1)),
inference(paramodulation,[status(thm)],[f1793,f1512]) ).
fof(f2162,plain,
! [X0,X1] : mult(ld(X0,X0),X1) = X1,
inference(paramodulation,[status(thm)],[f1793,f10]) ).
fof(f2688,plain,
! [X0] : mult(sk0_0(ld(X0,X0)),ld(X0,X0)) != sk0_0(ld(X0,X0)),
inference(resolution,[status(thm)],[f2162,f16]) ).
fof(f2689,plain,
! [X0] : sk0_0(ld(X0,X0)) != sk0_0(ld(X0,X0)),
inference(forward_demodulation,[status(thm)],[f2161,f2688]) ).
fof(f2690,plain,
$false,
inference(trivial_equality_resolution,[status(esa)],[f2689]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.02/0.11 % Problem : GRP657+1 : TPTP v8.1.2. Released v4.0.0.
% 0.02/0.12 % Command : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.12/0.32 % Computer : n032.cluster.edu
% 0.12/0.32 % Model : x86_64 x86_64
% 0.12/0.32 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.32 % Memory : 8042.1875MB
% 0.12/0.32 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.32 % CPULimit : 300
% 0.12/0.32 % WCLimit : 300
% 0.12/0.32 % DateTime : Tue Apr 30 00:29:35 EDT 2024
% 0.12/0.32 % CPUTime :
% 0.12/0.33 % Drodi V3.6.0
% 7.17/1.28 % Refutation found
% 7.17/1.28 % SZS status Theorem for theBenchmark: Theorem is valid
% 7.17/1.28 % SZS output start CNFRefutation for theBenchmark
% See solution above
% 7.17/1.32 % Elapsed time: 0.982849 seconds
% 7.17/1.32 % CPU time: 7.494262 seconds
% 7.17/1.32 % Total memory used: 261.564 MB
% 7.17/1.32 % Net memory used: 260.721 MB
%------------------------------------------------------------------------------