%------------------------------------------------------------------------------
% File : ConnectPP---0.7.2
% Problem : GRP522-1 : TPTP v9.3.1. Released v2.6.0.
% Transfm : none
% Format : tptp:raw
% Command : /export/starexec/sandbox/solver/bin/connect++ --verbosity 1 --no-colour --tptp-proof --schedule default --timeout 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n003.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Thu Sep 24 08:41:55 AM UTC 2026
% Result : Unsatisfiable 8.35s 8.62s
% Output : Proof 8.35s
% Verified :
% SZS Type : Refutation
% Derivation depth : 2
% Number of leaves : 9
% Syntax : Number of clauses : 56 ( 40 unt; 0 nHn; 45 RR)
% Number of literals : 85 ( 62 equ; 31 neg)
% Maximal clause size : 3 ( 1 avg)
% Maximal term depth : 8 ( 2 avg)
% 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 : 37 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(single_axiom,axiom,
divide(A,divide(B,divide(C,divide(A,B)))) = C,
file('theBenchmark.p',single_axiom) ).
cnf(multiply,axiom,
multiply(A,B) = divide(A,divide(divide(C,C),B)),
file('theBenchmark.p',multiply) ).
cnf(inverse,axiom,
inverse(A) = divide(divide(B,B),A),
file('theBenchmark.p',inverse) ).
cnf(prove_these_axioms_2,negated_conjecture,
multiply(multiply(inverse(b2),b2),a2) != a2,
file('theBenchmark.p',prove_these_axioms_2) ).
cnf(equality_1,axiom,
Eq_x_0 = Eq_x_0,
theory(equality,[reflexivity]) ).
cnf(equality_2,axiom,
( Eq_x_1 = Eq_x_0
| Eq_x_0 != Eq_x_1 ),
theory(equality,[symmetry]) ).
cnf(equality_3,axiom,
( Eq_x_0 = Eq_x_2
| Eq_x_1 != Eq_x_2
| Eq_x_0 != Eq_x_1 ),
theory(equality,[transitivity]) ).
cnf(equality_4,axiom,
( divide(Eq_x_0,Eq_x_1) = divide(Eq_y_0,Eq_y_1)
| Eq_x_1 != Eq_y_1
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_functions]) ).
cnf(equality_5,axiom,
( multiply(Eq_x_0,Eq_x_1) = multiply(Eq_y_0,Eq_y_1)
| Eq_x_1 != Eq_y_1
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_functions]) ).
cnf(t1,plain,
multiply(multiply(inverse(b2),b2),a2) != a2,
inference(start,[status(thm),parent(0:0)],[prove_these_axioms_2]) ).
cnf(t2,plain,
( multiply(divide(inverse(b2),divide(divide(U_188,U_188),b2)),multiply(a2,divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2)))))) != a2
| multiply(multiply(inverse(b2),b2),a2) != multiply(divide(inverse(b2),divide(divide(U_188,U_188),b2)),multiply(a2,divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2))))))
| multiply(multiply(inverse(b2),b2),a2) = a2 ),
inference(extension,[status(thm),parent(t1:1)],[equality_3]) ).
cnf(t3,plain,
$false,
inference(connection,[status(thm),parent(t2:1)],[t2:1,t1:1]) ).
cnf(t4,plain,
( a2 != multiply(a2,divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2)))))
| multiply(inverse(b2),b2) != divide(inverse(b2),divide(divide(U_188,U_188),b2))
| multiply(multiply(inverse(b2),b2),a2) = multiply(divide(inverse(b2),divide(divide(U_188,U_188),b2)),multiply(a2,divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2)))))) ),
inference(extension,[status(thm),parent(t2:2)],[equality_5]) ).
cnf(t5,plain,
$false,
inference(connection,[status(thm),parent(t4:1)],[t4:1,t2:2]) ).
cnf(t6,plain,
multiply(inverse(b2),b2) = divide(inverse(b2),divide(divide(U_188,U_188),b2)),
inference(extension,[status(thm),parent(t4:2)],[multiply]) ).
cnf(t7,plain,
$false,
inference(connection,[status(thm),parent(t6:1)],[t6:1,t4:2]) ).
cnf(t8,plain,
( divide(a2,divide(divide(divide(a2,a2),divide(a2,a2)),divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2)))))) != multiply(a2,divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2)))))
| a2 != divide(a2,divide(divide(divide(a2,a2),divide(a2,a2)),divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2))))))
| a2 = multiply(a2,divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2))))) ),
inference(extension,[status(thm),parent(t4:3)],[equality_3]) ).
cnf(t9,plain,
$false,
inference(connection,[status(thm),parent(t8:1)],[t8:1,t4:3]) ).
cnf(t10,plain,
( divide(a2,divide(divide(divide(a2,a2),divide(a2,a2)),divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2)))))) != a2
| a2 = divide(a2,divide(divide(divide(a2,a2),divide(a2,a2)),divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2)))))) ),
inference(extension,[status(thm),parent(t8:2)],[equality_2]) ).
cnf(t11,plain,
$false,
inference(connection,[status(thm),parent(t10:1)],[t10:1,t8:2]) ).
cnf(t12,plain,
divide(a2,divide(divide(divide(a2,a2),divide(a2,a2)),divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2)))))) = a2,
inference(extension,[status(thm),parent(t10:2)],[single_axiom]) ).
cnf(t13,plain,
$false,
inference(connection,[status(thm),parent(t12:1)],[t12:1,t10:2]) ).
cnf(t14,plain,
( multiply(a2,divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2))))) != divide(a2,divide(divide(divide(a2,a2),divide(a2,a2)),divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2))))))
| divide(a2,divide(divide(divide(a2,a2),divide(a2,a2)),divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2)))))) = multiply(a2,divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2))))) ),
inference(extension,[status(thm),parent(t8:3)],[equality_2]) ).
cnf(t15,plain,
$false,
inference(connection,[status(thm),parent(t14:1)],[t14:1,t8:3]) ).
cnf(t16,plain,
multiply(a2,divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2))))) = divide(a2,divide(divide(divide(a2,a2),divide(a2,a2)),divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2)))))),
inference(extension,[status(thm),parent(t14:2)],[multiply]) ).
cnf(t17,plain,
$false,
inference(connection,[status(thm),parent(t16:1)],[t16:1,t14:2]) ).
cnf(t18,plain,
( multiply(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),multiply(a2,divide(a2,a2))) != a2
| multiply(divide(inverse(b2),divide(divide(U_188,U_188),b2)),multiply(a2,divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2)))))) != multiply(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),multiply(a2,divide(a2,a2)))
| multiply(divide(inverse(b2),divide(divide(U_188,U_188),b2)),multiply(a2,divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2)))))) = a2 ),
inference(extension,[status(thm),parent(t2:3)],[equality_3]) ).
cnf(t19,plain,
$false,
inference(connection,[status(thm),parent(t18:1)],[t18:1,t2:3]) ).
cnf(t20,plain,
( multiply(a2,divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2))))) != multiply(a2,divide(a2,a2))
| divide(inverse(b2),divide(divide(U_188,U_188),b2)) != divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2))
| multiply(divide(inverse(b2),divide(divide(U_188,U_188),b2)),multiply(a2,divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2)))))) = multiply(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),multiply(a2,divide(a2,a2))) ),
inference(extension,[status(thm),parent(t18:2)],[equality_5]) ).
cnf(t21,plain,
$false,
inference(connection,[status(thm),parent(t20:1)],[t20:1,t18:2]) ).
cnf(t22,plain,
( divide(divide(U_188,U_188),b2) != divide(divide(U_188,U_188),b2)
| inverse(b2) != divide(divide(U_188,U_188),b2)
| divide(inverse(b2),divide(divide(U_188,U_188),b2)) = divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)) ),
inference(extension,[status(thm),parent(t20:2)],[equality_4]) ).
cnf(t23,plain,
$false,
inference(connection,[status(thm),parent(t22:1)],[t22:1,t20:2]) ).
cnf(t24,plain,
inverse(b2) = divide(divide(U_188,U_188),b2),
inference(extension,[status(thm),parent(t22:2)],[inverse]) ).
cnf(t25,plain,
$false,
inference(connection,[status(thm),parent(t24:1)],[t24:1,t22:2]) ).
cnf(t26,plain,
divide(divide(U_188,U_188),b2) = divide(divide(U_188,U_188),b2),
inference(extension,[status(thm),parent(t22:3)],[equality_1]) ).
cnf(t27,plain,
$false,
inference(connection,[status(thm),parent(t26:1)],[t26:1,t22:3]) ).
cnf(t28,plain,
( divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2)))) != divide(a2,a2)
| a2 != a2
| multiply(a2,divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2))))) = multiply(a2,divide(a2,a2)) ),
inference(extension,[status(thm),parent(t20:3)],[equality_5]) ).
cnf(t29,plain,
$false,
inference(connection,[status(thm),parent(t28:1)],[t28:1,t20:3]) ).
cnf(t30,plain,
a2 = a2,
inference(extension,[status(thm),parent(t28:2)],[equality_1]) ).
cnf(t31,plain,
$false,
inference(connection,[status(thm),parent(t30:1)],[t30:1,t28:2]) ).
cnf(t32,plain,
divide(a2,divide(a2,divide(divide(a2,a2),divide(a2,a2)))) = divide(a2,a2),
inference(extension,[status(thm),parent(t28:3)],[single_axiom]) ).
cnf(t33,plain,
$false,
inference(connection,[status(thm),parent(t32:1)],[t32:1,t28:3]) ).
cnf(t34,plain,
( multiply(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,divide(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,a2)))) != a2
| multiply(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),multiply(a2,divide(a2,a2))) != multiply(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,divide(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,a2))))
| multiply(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),multiply(a2,divide(a2,a2))) = a2 ),
inference(extension,[status(thm),parent(t18:3)],[equality_3]) ).
cnf(t35,plain,
$false,
inference(connection,[status(thm),parent(t34:1)],[t34:1,t18:3]) ).
cnf(t36,plain,
( multiply(a2,divide(a2,a2)) != divide(a2,divide(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,a2)))
| divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)) != divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2))
| multiply(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),multiply(a2,divide(a2,a2))) = multiply(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,divide(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,a2)))) ),
inference(extension,[status(thm),parent(t34:2)],[equality_5]) ).
cnf(t37,plain,
$false,
inference(connection,[status(thm),parent(t36:1)],[t36:1,t34:2]) ).
cnf(t38,plain,
divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)) = divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),
inference(extension,[status(thm),parent(t36:2)],[equality_1]) ).
cnf(t39,plain,
$false,
inference(connection,[status(thm),parent(t38:1)],[t38:1,t36:2]) ).
cnf(t40,plain,
multiply(a2,divide(a2,a2)) = divide(a2,divide(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,a2))),
inference(extension,[status(thm),parent(t36:3)],[multiply]) ).
cnf(t41,plain,
$false,
inference(connection,[status(thm),parent(t40:1)],[t40:1,t36:3]) ).
cnf(t42,plain,
( divide(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(divide(a2,a2),divide(a2,divide(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,a2))))) != a2
| multiply(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,divide(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,a2)))) != divide(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(divide(a2,a2),divide(a2,divide(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,a2)))))
| multiply(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,divide(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,a2)))) = a2 ),
inference(extension,[status(thm),parent(t34:3)],[equality_3]) ).
cnf(t43,plain,
$false,
inference(connection,[status(thm),parent(t42:1)],[t42:1,t34:3]) ).
cnf(t44,plain,
multiply(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,divide(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,a2)))) = divide(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(divide(a2,a2),divide(a2,divide(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,a2))))),
inference(extension,[status(thm),parent(t42:2)],[multiply]) ).
cnf(t45,plain,
$false,
inference(connection,[status(thm),parent(t44:1)],[t44:1,t42:2]) ).
cnf(t46,plain,
divide(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(divide(a2,a2),divide(a2,divide(divide(divide(divide(U_188,U_188),b2),divide(divide(U_188,U_188),b2)),divide(a2,a2))))) = a2,
inference(extension,[status(thm),parent(t42:3)],[single_axiom]) ).
cnf(t47,plain,
$false,
inference(connection,[status(thm),parent(t46:1)],[t46:1,t42:3]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : GRP522-1 : TPTP v9.3.1. Released v2.6.0.
% 0.00/0.03 This is a CNF_UNS_RFO_PEQ_UEQ problem
% 0.00/0.04 % Command : /export/starexec/sandbox/solver/bin/connect++ --verbosity 1 --no-colour --tptp-proof --schedule default --timeout 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.11/0.36 % Computer : n003.cluster.edu
% 0.11/0.36 % Model : x86_64 x86_64
% 0.11/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.36 % Memory : 8046.5625MB
% 0.11/0.36 % OS : Linux 6.8.0-71-generic
% 0.11/0.37 % CPULimit : 300
% 0.11/0.37 % WCLimit : 300
% 0.11/0.37 % DateTime : Sat Sep 19 09:41:27 UTC 2026
% 0.11/0.37 % CPUTime :
% 8.35/8.62 % SZS status Unsatisfiable for theBenchmark
% 8.35/8.62 % SZS output start Proof for theBenchmark
% See solution above
%------------------------------------------------------------------------------