%------------------------------------------------------------------------------
% File : FindProof---0.1
% Problem : NUM291+1 : TPTP v9.3.1. Released v3.1.0.
% Transfm : none
% Format : tptp:raw
% Command : run_findproof /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% Computer : n017.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 : Fri Sep 25 02:18:58 PM UTC 2026
% Result : Theorem 10.65s 1.94s
% Output : Proof 10.65s
% Verified :
% SZS Type : Refutation
% Derivation depth : 9
% Number of leaves : 6
% Syntax : Number of formulae : 34 ( 25 unt; 0 def)
% Number of atoms : 60 ( 17 equ)
% Maximal formula atoms : 6 ( 1 avg)
% Number of connectives : 52 ( 26 ~; 17 |; 7 &)
% ( 1 <=>; 1 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 3 avg)
% Maximal term depth : 4 ( 1 avg)
% Number of predicates : 5 ( 3 usr; 1 prp; 0-2 aty)
% Number of functors : 7 ( 7 usr; 4 con; 0-4 aty)
% Number of variables : 32 ( 0 sgn 18 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f280,axiom,
! [X,Y,RDN_X,RDN_Y] :
( ( rdn_positive_less(RDN_X,RDN_Y)
& rdn_translate(Y,rdn_pos(RDN_Y))
& rdn_translate(X,rdn_pos(RDN_X)) )
=> less(X,Y) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',less_entry_point_pos_pos) ).
fof(f280_nnf,plain,
! [X,Y,RDN_X,RDN_Y] :
( less(X,Y)
| ~ rdn_positive_less(RDN_X,RDN_Y)
| ~ rdn_translate(Y,rdn_pos(RDN_Y))
| ~ rdn_translate(X,rdn_pos(RDN_X)) ),
inference(nnf_transformation,[status(thm)],[f280]) ).
fof(f280_sk,plain,
! [X,RDN_X,Y,RDN_Y] :
( less(X,Y)
| ~ rdn_positive_less(RDN_X,RDN_Y)
| ~ rdn_translate(Y,rdn_pos(RDN_Y))
| ~ rdn_translate(X,rdn_pos(RDN_X)) ),
inference(skolemisation,[status(esa)],[f280_nnf]) ).
cnf(c280,plain,
( less(X0,X1)
| ~ rdn_positive_less(X2,X3)
| ~ rdn_translate(X1,rdn_pos(X3))
| ~ rdn_translate(X0,rdn_pos(X2)) ),
inference(cnf_transformation,[status(esa)],[f280_sk]) ).
cnf(hi280,axiom,
ifeq(rdn_translate(X0,rdn_pos(X1)),true,ifeq(rdn_translate(X2,rdn_pos(X3)),true,ifeq(rdn_positive_less(X1,X3),true,less(X0,X2),true),true),true) = true,
inference(equality_encoding,[status(esa)],[c280]) ).
fof(f2,axiom,
rdn_translate(n2,rdn_pos(rdnn(n2))),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rdn2) ).
fof(f2_nnf,plain,
rdn_translate(n2,rdn_pos(rdnn(n2))),
inference(nnf_transformation,[status(thm)],[f2]) ).
cnf(c2,plain,
rdn_translate(n2,rdn_pos(rdnn(n2))),
inference(cnf_transformation,[status(esa)],[f2_nnf]) ).
cnf(hi2,axiom,
rdn_translate(n2,rdn_pos(rdnn(n2))) = true,
inference(equality_encoding,[status(esa)],[c2]) ).
fof(f3,axiom,
rdn_translate(n3,rdn_pos(rdnn(n3))),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rdn3) ).
fof(f3_nnf,plain,
rdn_translate(n3,rdn_pos(rdnn(n3))),
inference(nnf_transformation,[status(thm)],[f3]) ).
cnf(c3,plain,
rdn_translate(n3,rdn_pos(rdnn(n3))),
inference(cnf_transformation,[status(esa)],[f3_nnf]) ).
cnf(hi3,axiom,
rdn_translate(n3,rdn_pos(rdnn(n3))) = true,
inference(equality_encoding,[status(esa)],[c3]) ).
fof(f267,axiom,
rdn_positive_less(rdnn(n2),rdnn(n3)),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rdn_positive_less23) ).
fof(f267_nnf,plain,
rdn_positive_less(rdnn(n2),rdnn(n3)),
inference(nnf_transformation,[status(thm)],[f267]) ).
cnf(c267,plain,
rdn_positive_less(rdnn(n2),rdnn(n3)),
inference(cnf_transformation,[status(esa)],[f267_nnf]) ).
cnf(hi267,axiom,
rdn_positive_less(rdnn(n2),rdnn(n3)) = true,
inference(equality_encoding,[status(esa)],[c267]) ).
cnf(h950,plain,
less(n2,n3) = true,
inference(hyper_resolution,[status(thm)],[hi280,hi2,hi3,hi267]) ).
fof(f283,axiom,
! [X,Y] :
( less(X,Y)
<=> ( Y != X
& ~ less(Y,X) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',less_property) ).
fof(f283_nnf,plain,
! [X,Y] :
( ( Y = X
| less(Y,X)
| less(X,Y) )
& ( ( Y != X
& ~ less(Y,X) )
| ~ less(X,Y) ) ),
inference(nnf_transformation,[status(thm)],[f283]) ).
fof(f283_sk,plain,
! [X,Y] :
( ( Y = X
| less(Y,X)
| less(X,Y) )
& ( ( Y != X
& ~ less(Y,X) )
| ~ less(X,Y) ) ),
inference(skolemisation,[status(esa)],[f283_nnf]) ).
cnf(c283,plain,
( ~ less(X1,X0)
| ~ less(X0,X1) ),
inference(cnf_transformation,[status(esa)],[f283_sk]) ).
cnf(hi405,axiom,
ifeq(less(X0,X1),true,ifeq(less(X1,X0),true,false,true),true) = true,
inference(equality_encoding,[status(esa)],[c283]) ).
fof(f401,conjecture,
~ less(n3,n2),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',n3_not_less_n2) ).
fof(f401_neg,negated_conjecture,
~ ~ less(n3,n2),
inference(negated_conjecture,[status(cth)],[f401]) ).
fof(f401_nnf,plain,
less(n3,n2),
inference(nnf_transformation,[status(thm)],[f401_neg]) ).
cnf(c406,plain,
less(n3,n2),
inference(cnf_transformation,[status(esa)],[f401_nnf]) ).
cnf(hi404,negated_conjecture,
less(n3,n2) = true,
inference(equality_encoding,[status(esa)],[c406]) ).
cnf(t0,plain,
true = false,
inference(hyper_resolution,[status(thm)],[hi405,hi404,h950]) ).
cnf(t333,plain,
false = true,
inference(orient,[status(thm)],[t0]) ).
cnf(c284,plain,
( X1 != X0
| ~ less(X0,X1) ),
inference(cnf_transformation,[status(esa)],[f283_sk]) ).
cnf(goal_0,negated_conjecture,
true != false,
inference(equality_encoding,[status(esa)],[c283,c284]) ).
cnf(g0_0,plain,
true != true,
inference(rw,[status(thm)],[goal_0,t333]) ).
cnf(contradiction_0,plain,
$false,
inference(trivial_inequality_removal,[status(thm)],[g0_0]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : NUM291+1 : TPTP v9.3.1. Released v3.1.0.
% 0.00/0.04 % Command : run_findproof /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 0.11/0.37 % Computer : n017.cluster.edu
% 0.11/0.37 % Model : x86_64 x86_64
% 0.11/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.37 % Memory : 8046.5625MB
% 0.11/0.37 % OS : Linux 6.8.0-71-generic
% 0.11/0.37 % CPULimit : 300
% 0.11/0.37 % WCLimit : 300
% 0.11/0.37 % DateTime : Thu Sep 24 03:26:46 UTC 2026
% 0.11/0.37 % CPUTime :
% 0.11/0.37 Running run_findproof /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 10.65/1.94 % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 10.65/1.94 % SZS output start Proof for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
%------------------------------------------------------------------------------