%------------------------------------------------------------------------------
% File : Prover9---2026-6A
% Problem : NUM846+1 : TPTP v9.3.1. Released v4.1.0.
% Transfm : none
% Format : tptp:raw
% Command : prover9 -casc 300 -f /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n010.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 : Sun Sep 27 08:18:11 AM UTC 2026
% Result : Theorem 0.12s 0.41s
% Output : CNFRefutation 0.12s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 3
% Syntax : Number of formulae : 9 ( 7 unt; 0 def)
% Number of atoms : 11 ( 10 equ)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 5 ( 3 ~; 1 |; 0 &)
% ( 0 <=>; 1 =>; 0 <=; 0 <~>)
% Maximal formula depth : 5 ( 2 avg)
% Maximal term depth : 4 ( 2 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 3 con; 0-2 aty)
% Number of variables : 7 ( 0 sgn 3 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof('ass(cond(goal(193), 0), 1)',axiom,
! [Vd301,Vd302,Vd303] :
( Vd301 = Vd302
=> vplus(Vd301,Vd303) = vplus(Vd302,Vd303) ),
file('theBenchmark.p','ass(cond(goal(193), 0), 1)') ).
fof('holds(286, 441, 2)',conjecture,
vplus(vmul(vd436,vplus(vd437,vd439)),vd436) = vplus(vplus(vmul(vd436,vd437),vmul(vd436,vd439)),vd436),
file('theBenchmark.p','holds(286, 441, 2)') ).
fof('holds(286, 441, 2)_neg',negated_conjecture,
vplus(vmul(vd436,vplus(vd437,vd439)),vd436) != vplus(vplus(vmul(vd436,vd437),vmul(vd436,vd439)),vd436),
inference(assume_negation,[status(cth)],['holds(286, 441, 2)']) ).
fof('holds(285, 440, 0)',axiom,
vmul(vd436,vplus(vd437,vd439)) = vplus(vmul(vd436,vd437),vmul(vd436,vd439)),
file('theBenchmark.p','holds(285, 440, 0)') ).
cnf(c_53,plain,
vmul(vd436,vplus(vd437,vd439)) = vplus(vmul(vd436,vd437),vmul(vd436,vd439)),
inference(clausify,[status(thm)],['holds(285, 440, 0)']) ).
cnf(c_75,plain,
( vplus(A,C) = vplus(B,C)
| A != B ),
inference(clausify,[status(thm)],['ass(cond(goal(193), 0), 1)']) ).
cnf(c_117,negated_conjecture,
vplus(vmul(vd436,vplus(vd437,vd439)),vd436) != vplus(vplus(vmul(vd436,vd437),vmul(vd436,vd439)),vd436),
inference(clausify,[status(thm)],['holds(286, 441, 2)_neg']) ).
cnf(c_162,plain,
vplus(vmul(vd436,vplus(vd437,vd439)),A) = vplus(vplus(vmul(vd436,vd437),vmul(vd436,vd439)),A),
inference(resolve,[status(thm)],[c_75,c_53]) ).
cnf(c_163,plain,
$false,
inference(resolve,[status(thm)],[c_162,c_117]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : NUM846+1 : TPTP v9.3.1. Released v4.1.0.
% 0.00/0.04 % Command : prover9 -casc 300 -f /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.08/0.36 % Computer : n010.cluster.edu
% 0.08/0.36 % Model : x86_64 x86_64
% 0.08/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.36 % Memory : 8046.5625MB
% 0.08/0.36 % OS : Linux 6.8.0-71-generic
% 0.08/0.36 % CPULimit : 300
% 0.08/0.36 % WCLimit : 300
% 0.08/0.36 % DateTime : Sat Sep 26 04:13:01 UTC 2026
% 0.08/0.36 % CPUTime :
% 0.12/0.36 % Prover9 (64) version 2026-6A, July 2026, CASC-J13.
% 0.12/0.36 % Process 2462763 was started by sandbox on n010,
% 0.12/0.36 % Sat Sep 26 04:13:01 2026
% 0.12/0.36 % The command was "/export/starexec/sandbox/solver/bin/prover9 -casc 300 -f /export/starexec/sandbox/benchmark/theBenchmark.p".
% 0.12/0.37
% 0.12/0.37 % From the command line: assign(max_seconds, 300).
% 0.12/0.41
% 0.12/0.41 % SZS status Theorem for theBenchmark
% 0.12/0.41
% 0.12/0.41 % Proof 1 at 0.00 (+ 0.00) seconds.
% 0.12/0.41 % Length of proof is 7.
% 0.12/0.41 % Level of proof is 3.
% 0.12/0.41 % Maximum clause weight is 37.000.
% 0.12/0.41 % Given clauses 21.
% 0.12/0.41
% 0.12/0.41 % SZS output start CNFRefutation for theBenchmark
% See solution above
%------------------------------------------------------------------------------