TSTP Solution File: GRP600-1 by CSE_E---1.5
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%------------------------------------------------------------------------------
% File : CSE_E---1.5
% Problem : GRP600-1 : TPTP v8.1.2. Bugfixed v2.7.0.
% Transfm : none
% Format : tptp:raw
% Command : java -jar /export/starexec/sandbox/solver/bin/mcs_scs.jar %d %s
% Computer : n023.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 : Thu Aug 31 00:21:45 EDT 2023
% Result : Unsatisfiable 0.60s 0.62s
% Output : CNFRefutation 0.60s
% Verified :
% SZS Type : Refutation
% Derivation depth : 14
% Number of leaves : 8
% Syntax : Number of formulae : 27 ( 22 unt; 5 typ; 0 def)
% Number of atoms : 22 ( 21 equ)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 3 ( 3 ~; 0 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 2 ( 1 avg)
% Maximal term depth : 11 ( 2 avg)
% Number of types : 1 ( 0 usr)
% Number of type conns : 5 ( 3 >; 2 *; 0 +; 0 <<)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 2 con; 0-2 aty)
% Number of variables : 40 ( 0 sgn; 0 !; 0 ?; 0 :)
% Comments :
%------------------------------------------------------------------------------
tff(decl_22,type,
double_divide: ( $i * $i ) > $i ).
tff(decl_23,type,
inverse: $i > $i ).
tff(decl_24,type,
multiply: ( $i * $i ) > $i ).
tff(decl_25,type,
a: $i ).
tff(decl_26,type,
b: $i ).
cnf(single_axiom,axiom,
double_divide(double_divide(X1,X2),inverse(double_divide(X1,inverse(double_divide(inverse(X3),X2))))) = X3,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',single_axiom) ).
cnf(prove_these_axioms_4,negated_conjecture,
multiply(a,b) != multiply(b,a),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_these_axioms_4) ).
cnf(multiply,axiom,
multiply(X1,X2) = inverse(double_divide(X2,X1)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',multiply) ).
cnf(c_0_3,axiom,
double_divide(double_divide(X1,X2),inverse(double_divide(X1,inverse(double_divide(inverse(X3),X2))))) = X3,
single_axiom ).
cnf(c_0_4,plain,
double_divide(X1,inverse(double_divide(double_divide(X2,X3),inverse(double_divide(inverse(X4),inverse(double_divide(X2,inverse(double_divide(inverse(X1),X3))))))))) = X4,
inference(spm,[status(thm)],[c_0_3,c_0_3]) ).
cnf(c_0_5,plain,
double_divide(X1,inverse(double_divide(inverse(X2),inverse(X1)))) = X2,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_4,c_0_4]),c_0_3]) ).
cnf(c_0_6,plain,
double_divide(double_divide(X1,inverse(X1)),inverse(X2)) = X2,
inference(spm,[status(thm)],[c_0_3,c_0_5]) ).
cnf(c_0_7,plain,
double_divide(double_divide(double_divide(inverse(X1),X2),inverse(double_divide(inverse(X3),X2))),inverse(X3)) = X1,
inference(spm,[status(thm)],[c_0_3,c_0_3]) ).
cnf(c_0_8,plain,
double_divide(inverse(X1),inverse(double_divide(X2,inverse(X2)))) = X1,
inference(spm,[status(thm)],[c_0_5,c_0_6]) ).
cnf(c_0_9,plain,
double_divide(double_divide(X1,inverse(X2)),inverse(X2)) = X1,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_8]),c_0_8]) ).
cnf(c_0_10,plain,
double_divide(X1,inverse(double_divide(X2,inverse(X2)))) = inverse(X1),
inference(spm,[status(thm)],[c_0_9,c_0_8]) ).
cnf(c_0_11,plain,
inverse(inverse(X1)) = X1,
inference(rw,[status(thm)],[c_0_8,c_0_10]) ).
cnf(c_0_12,plain,
double_divide(double_divide(X1,inverse(X1)),X2) = inverse(X2),
inference(spm,[status(thm)],[c_0_6,c_0_11]) ).
cnf(c_0_13,plain,
double_divide(double_divide(inverse(X1),X2),inverse(X1)) = X2,
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_12]),c_0_11]),c_0_11]) ).
cnf(c_0_14,plain,
inverse(double_divide(inverse(X1),X2)) = double_divide(X1,inverse(X2)),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_13,c_0_5]),c_0_11]) ).
cnf(c_0_15,negated_conjecture,
multiply(a,b) != multiply(b,a),
prove_these_axioms_4 ).
cnf(c_0_16,axiom,
multiply(X1,X2) = inverse(double_divide(X2,X1)),
multiply ).
cnf(c_0_17,plain,
double_divide(X1,double_divide(X2,X1)) = X2,
inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_5,c_0_14]),c_0_11]) ).
cnf(c_0_18,plain,
double_divide(double_divide(X1,X2),X2) = X1,
inference(spm,[status(thm)],[c_0_9,c_0_11]) ).
cnf(c_0_19,negated_conjecture,
inverse(double_divide(b,a)) != inverse(double_divide(a,b)),
inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_15,c_0_16]),c_0_16]) ).
cnf(c_0_20,plain,
double_divide(X1,X2) = double_divide(X2,X1),
inference(spm,[status(thm)],[c_0_17,c_0_18]) ).
cnf(c_0_21,negated_conjecture,
$false,
inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_19,c_0_20])]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.10 % Problem : GRP600-1 : TPTP v8.1.2. Bugfixed v2.7.0.
% 0.00/0.11 % Command : java -jar /export/starexec/sandbox/solver/bin/mcs_scs.jar %d %s
% 0.11/0.31 % Computer : n023.cluster.edu
% 0.11/0.31 % Model : x86_64 x86_64
% 0.11/0.31 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.31 % Memory : 8042.1875MB
% 0.11/0.31 % OS : Linux 3.10.0-693.el7.x86_64
% 0.11/0.31 % CPULimit : 300
% 0.11/0.31 % WCLimit : 300
% 0.11/0.31 % DateTime : Mon Aug 28 21:16:25 EDT 2023
% 0.11/0.31 % CPUTime :
% 0.58/0.61 start to proof: theBenchmark
% 0.60/0.62 % Version : CSE_E---1.5
% 0.60/0.62 % Problem : theBenchmark.p
% 0.60/0.62 % Proof found
% 0.60/0.62 % SZS status Theorem for theBenchmark.p
% 0.60/0.62 % SZS output start Proof
% See solution above
% 0.60/0.62 % Total time : 0.005000 s
% 0.60/0.62 % SZS output end Proof
% 0.60/0.62 % Total time : 0.008000 s
%------------------------------------------------------------------------------