%------------------------------------------------------------------------------
% File : Leo-III---1.8.0
% Problem : GEO148+1 : TPTP v9.3.1. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39
% Computer : n011.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 07:12:28 AM UTC 2026
% Result : Theorem 5.50s 3.03s
% Output : Refutation 5.91s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 37
% Syntax : Number of formulae : 76 ( 7 unt; 0 typ; 0 def)
% Number of atoms : 364 ( 39 equ; 0 cnn)
% Maximal formula atoms : 16 ( 4 avg)
% Number of connectives : 1144 ( 28 ~; 25 |; 132 &; 828 @)
% ( 24 <=>; 107 =>; 0 <=; 0 <~>)
% Maximal formula depth : 15 ( 9 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 22 ( 20 usr; 1 con; 0-4 aty)
% Number of variables : 264 ( 0 ^; 228 !; 36 ?; 264 :)
% Comments :
%------------------------------------------------------------------------------
thf(connect_decl,type,
connect: $i > $i > $i > $o ).
thf(ordered_by_decl,type,
ordered_by: $i > $i > $i > $o ).
thf(trajectory_of_decl,type,
trajectory_of: $i > $i ).
thf(once_decl,type,
once: $i > $o ).
thf(at_the_same_time_decl,type,
at_the_same_time: $i > $i > $i ).
thf(at_decl,type,
at: $i > $i > $i ).
thf(closed_decl,type,
closed: $i > $o ).
thf(end_point_decl,type,
end_point: $i > $i > $o ).
thf(part_of_decl,type,
part_of: $i > $i > $o ).
thf(inner_point_decl,type,
inner_point: $i > $i > $o ).
thf(meet_decl,type,
meet: $i > $i > $i > $o ).
thf(sum_decl,type,
sum: $i > $i > $i ).
thf(between_c_decl,type,
between_c: $i > $i > $i > $i > $o ).
thf(open_decl,type,
open: $i > $o ).
thf(incident_c_decl,type,
incident_c: $i > $i > $o ).
thf(between_o_decl,type,
between_o: $i > $i > $i > $i > $o ).
thf(incident_o_decl,type,
incident_o: $i > $i > $o ).
thf(start_point_decl,type,
start_point: $i > $i > $o ).
thf(underlying_curve_decl,type,
underlying_curve: $i > $i ).
thf(finish_point_decl,type,
finish_point: $i > $i > $o ).
thf(26,axiom,
! [A: $i] :
( ( A @ once )
=> ! [B: $i] :
? [C: $i] : ( C @ ( B @ at ) @ ( A @ at_the_same_time ) @ once ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',localization) ).
thf(234,plain,
! [A: $i] :
( ( A @ once )
=> ! [B: $i] :
? [C: $i] : ( C @ ( B @ at ) @ ( A @ at_the_same_time ) @ once ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[26]) ).
thf(37,axiom,
! [A: $i,B: $i,C: $i,D: $i] :
( ( D @ ( C @ ( B @ ( A @ between_o ) ) ) )
<=> ( ( ( B @ ( C @ ( A @ ordered_by ) ) )
& ( C @ ( D @ ( A @ ordered_by ) ) ) )
| ( ( D @ ( C @ ( A @ ordered_by ) ) )
& ( C @ ( B @ ( A @ ordered_by ) ) ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',between_o_defn) ).
thf(308,plain,
! [A: $i,B: $i,C: $i,D: $i] :
( ( ( ( ( B @ ( C @ ( A @ ordered_by ) ) )
& ( C @ ( D @ ( A @ ordered_by ) ) ) )
| ( ( D @ ( C @ ( A @ ordered_by ) ) )
& ( C @ ( B @ ( A @ ordered_by ) ) ) ) )
=> ( D @ ( C @ ( B @ ( A @ between_o ) ) ) ) )
& ( ( D @ ( C @ ( B @ ( A @ between_o ) ) ) )
=> ( ( ( B @ ( C @ ( A @ ordered_by ) ) )
& ( C @ ( D @ ( A @ ordered_by ) ) ) )
| ( ( D @ ( C @ ( A @ ordered_by ) ) )
& ( C @ ( B @ ( A @ ordered_by ) ) ) ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[37]) ).
thf(19,axiom,
! [A: $i,B: $i,C: $i] :
( ( C @ ( B @ ( A @ meet ) ) )
<=> ( ! [D: $i] :
( ( ( C @ ( D @ incident_c ) )
& ( B @ ( D @ incident_c ) ) )
=> ( ( C @ ( D @ end_point ) )
& ( B @ ( D @ end_point ) ) ) )
& ( C @ ( A @ incident_c ) )
& ( B @ ( A @ incident_c ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',meet_defn) ).
thf(174,plain,
! [A: $i,B: $i,C: $i] :
( ( ( ! [D: $i] :
( ( ( C @ ( D @ incident_c ) )
& ( B @ ( D @ incident_c ) ) )
=> ( ( C @ ( D @ end_point ) )
& ( B @ ( D @ end_point ) ) ) )
& ( C @ ( A @ incident_c ) )
& ( B @ ( A @ incident_c ) ) )
=> ( C @ ( B @ ( A @ meet ) ) ) )
& ( ( C @ ( B @ ( A @ meet ) ) )
=> ( ! [D: $i] :
( ( ( C @ ( D @ incident_c ) )
& ( B @ ( D @ incident_c ) ) )
=> ( ( C @ ( D @ end_point ) )
& ( B @ ( D @ end_point ) ) ) )
& ( C @ ( A @ incident_c ) )
& ( B @ ( A @ incident_c ) ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[19]) ).
thf(17,axiom,
! [A: $i,B: $i,C: $i,D: $i] :
( ( C @ ( B @ ( A @ ( D @ between_o ) ) ) )
<=> ? [E: $i] :
( ( C @ ( B @ ( A @ ( E @ between_c ) ) ) )
& ! [F: $i] :
( ( D @ ( F @ incident_o ) )
<=> ( E @ ( F @ incident_c ) ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',o3) ).
thf(157,plain,
! [A: $i,B: $i,C: $i,D: $i] :
( ( ? [E: $i] :
( ( C @ ( B @ ( A @ ( E @ between_c ) ) ) )
& ! [F: $i] :
( ( ( E @ ( F @ incident_c ) )
=> ( D @ ( F @ incident_o ) ) )
& ( ( D @ ( F @ incident_o ) )
=> ( E @ ( F @ incident_c ) ) ) ) )
=> ( C @ ( B @ ( A @ ( D @ between_o ) ) ) ) )
& ( ( C @ ( B @ ( A @ ( D @ between_o ) ) ) )
=> ? [E: $i] :
( ( C @ ( B @ ( A @ ( E @ between_c ) ) ) )
& ! [F: $i] :
( ( ( E @ ( F @ incident_c ) )
=> ( D @ ( F @ incident_o ) ) )
& ( ( D @ ( F @ incident_o ) )
=> ( E @ ( F @ incident_c ) ) ) ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[17]) ).
thf(11,axiom,
! [A: $i,B: $i,C: $i,D: $i] :
( ( ( A
= ( C @ ( B @ sum ) ) )
& ( C @ ( B @ ( D @ meet ) ) )
& ( A @ closed ) )
=> ! [E: $i] :
( ( B @ ( E @ end_point ) )
=> ( C @ ( B @ ( E @ meet ) ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c7) ).
thf(84,plain,
! [A: $i,B: $i,C: $i,D: $i] :
( ( ( A
= ( C @ ( B @ sum ) ) )
& ( C @ ( B @ ( D @ meet ) ) )
& ( A @ closed ) )
=> ! [E: $i] :
( ( B @ ( E @ end_point ) )
=> ( C @ ( B @ ( E @ meet ) ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).
thf(36,axiom,
! [A: $i,B: $i] :
( ( B @ ( A @ at_the_same_time ) @ once )
<=> ( A @ ( B @ at_the_same_time ) @ once ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',symmetry_of_at_the_same_time) ).
thf(302,plain,
! [A: $i,B: $i] :
( ( ( A @ ( B @ at_the_same_time ) @ once )
=> ( B @ ( A @ at_the_same_time ) @ once ) )
& ( ( B @ ( A @ at_the_same_time ) @ once )
=> ( A @ ( B @ at_the_same_time ) @ once ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[36]) ).
thf(29,axiom,
! [A: $i,B: $i] :
( ( B @ ( A @ at ) @ once )
<=> ( A @ trajectory_of @ ( B @ incident_o ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',at_on_trajectory) ).
thf(252,plain,
! [A: $i,B: $i] :
( ( ( A @ trajectory_of @ ( B @ incident_o ) )
=> ( B @ ( A @ at ) @ once ) )
& ( ( B @ ( A @ at ) @ once )
=> ( A @ trajectory_of @ ( B @ incident_o ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[29]) ).
thf(5,axiom,
! [A: $i,B: $i] :
( ( A @ ( B @ inner_point ) )
=> ? [C: $i,D: $i] :
( ( A
= ( D @ ( C @ sum ) ) )
& ( D @ ( C @ ( B @ meet ) ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c4) ).
thf(53,plain,
! [A: $i,B: $i] :
( ( A @ ( B @ inner_point ) )
=> ? [C: $i,D: $i] :
( ( A
= ( D @ ( C @ sum ) ) )
& ( D @ ( C @ ( B @ meet ) ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).
thf(33,axiom,
! [A: $i,B: $i] :
( ( B @ ( A @ finish_point ) )
<=> ( ! [C: $i] :
( ( ( B @ ( C @ incident_o ) )
& ( A != C ) )
=> ( A @ ( C @ ( B @ ordered_by ) ) ) )
& ( B @ ( A @ incident_o ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',finish_point_defn) ).
thf(281,plain,
! [A: $i,B: $i] :
( ( ( ! [C: $i] :
( ( ( B @ ( C @ incident_o ) )
& ( A != C ) )
=> ( A @ ( C @ ( B @ ordered_by ) ) ) )
& ( B @ ( A @ incident_o ) ) )
=> ( B @ ( A @ finish_point ) ) )
& ( ( B @ ( A @ finish_point ) )
=> ( ! [C: $i] :
( ( ( B @ ( C @ incident_o ) )
& ( A != C ) )
=> ( A @ ( C @ ( B @ ordered_by ) ) ) )
& ( B @ ( A @ incident_o ) ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[33]) ).
thf(27,axiom,
! [A: $i] :
? [B: $i] :
( ( A @ trajectory_of )
= B ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',trajectories_are_oriented_curves) ).
thf(236,plain,
! [A: $i] :
? [B: $i] :
( ( A @ trajectory_of )
= B ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[27]) ).
thf(8,axiom,
! [A: $i,B: $i,C: $i,D: $i] :
( ( D @ ( C @ ( B @ ( A @ between_c ) ) ) )
<=> ( ? [E: $i] :
( ( E @ ( C @ inner_point ) )
& ( E @ ( D @ end_point ) )
& ( E @ ( B @ end_point ) )
& ( A @ ( E @ part_of ) ) )
& ( B != D ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',between_c_defn) ).
thf(66,plain,
! [A: $i,B: $i,C: $i,D: $i] :
( ( ( ? [E: $i] :
( ( E @ ( C @ inner_point ) )
& ( E @ ( D @ end_point ) )
& ( E @ ( B @ end_point ) )
& ( A @ ( E @ part_of ) ) )
& ( B != D ) )
=> ( D @ ( C @ ( B @ ( A @ between_c ) ) ) ) )
& ( ( D @ ( C @ ( B @ ( A @ between_c ) ) ) )
=> ( ? [E: $i] :
( ( E @ ( C @ inner_point ) )
& ( E @ ( D @ end_point ) )
& ( E @ ( B @ end_point ) )
& ( A @ ( E @ part_of ) ) )
& ( B != D ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).
thf(13,axiom,
! [A: $i,B: $i,C: $i] :
( ( A
= ( C @ ( B @ sum ) ) )
<=> ! [D: $i] :
( ( A @ ( D @ incident_c ) )
<=> ( ( C @ ( D @ incident_c ) )
| ( B @ ( D @ incident_c ) ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sum_defn) ).
thf(95,plain,
! [A: $i,B: $i,C: $i] :
( ( ! [D: $i] :
( ( ( ( C @ ( D @ incident_c ) )
| ( B @ ( D @ incident_c ) ) )
=> ( A @ ( D @ incident_c ) ) )
& ( ( A @ ( D @ incident_c ) )
=> ( ( C @ ( D @ incident_c ) )
| ( B @ ( D @ incident_c ) ) ) ) )
=> ( A
= ( C @ ( B @ sum ) ) ) )
& ( ( A
= ( C @ ( B @ sum ) ) )
=> ! [D: $i] :
( ( ( ( C @ ( D @ incident_c ) )
| ( B @ ( D @ incident_c ) ) )
=> ( A @ ( D @ incident_c ) ) )
& ( ( A @ ( D @ incident_c ) )
=> ( ( C @ ( D @ incident_c ) )
| ( B @ ( D @ incident_c ) ) ) ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).
thf(7,axiom,
! [A: $i,B: $i] :
( ( A @ ( B @ end_point ) )
=> ? [C: $i] :
( ( B != C )
& ( A @ ( C @ end_point ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c6) ).
thf(61,plain,
! [A: $i,B: $i] :
( ( A @ ( B @ end_point ) )
=> ? [C: $i] :
( ( B != C )
& ( A @ ( C @ end_point ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).
thf(12,axiom,
! [A: $i] :
( ( A @ open )
<=> ? [B: $i] : ( A @ ( B @ end_point ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',open_defn) ).
thf(89,plain,
! [A: $i] :
( ( ? [B: $i] : ( A @ ( B @ end_point ) )
=> ( A @ open ) )
& ( ( A @ open )
=> ? [B: $i] : ( A @ ( B @ end_point ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).
thf(3,axiom,
! [A: $i] :
( ( A @ closed )
<=> ~ ? [B: $i] : ( A @ ( B @ end_point ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',closed_defn) ).
thf(45,plain,
! [A: $i] :
( ( ~ ? [B: $i] : ( A @ ( B @ end_point ) )
=> ( A @ closed ) )
& ( ( A @ closed )
=> ~ ? [B: $i] : ( A @ ( B @ end_point ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).
thf(32,axiom,
! [A: $i,B: $i,C: $i,D: $i,E: $i,F: $i] :
( ( ( D @ ( F @ at ) @ ( C @ ( E @ at ) @ at_the_same_time ) @ once )
& ( B @ ( F @ at ) @ ( A @ ( E @ at ) @ at_the_same_time ) @ once ) )
=> ~ ( ( B @ ( D @ ( F @ trajectory_of @ ordered_by ) ) )
& ( C @ ( A @ ( E @ trajectory_of @ ordered_by ) ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',homogeneous_behaviour) ).
thf(279,plain,
! [A: $i,B: $i,C: $i,D: $i,E: $i,F: $i] :
( ( ( D @ ( F @ at ) @ ( C @ ( E @ at ) @ at_the_same_time ) @ once )
& ( B @ ( F @ at ) @ ( A @ ( E @ at ) @ at_the_same_time ) @ once ) )
=> ~ ( ( B @ ( D @ ( F @ trajectory_of @ ordered_by ) ) )
& ( C @ ( A @ ( E @ trajectory_of @ ordered_by ) ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[32]) ).
thf(20,axiom,
! [A: $i,B: $i] :
( ( A
= ( B @ underlying_curve ) )
<=> ! [C: $i] :
( ( B @ ( C @ incident_o ) )
<=> ( A @ ( C @ incident_c ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',underlying_curve_defn) ).
thf(187,plain,
! [A: $i,B: $i] :
( ( ! [C: $i] :
( ( ( A @ ( C @ incident_c ) )
=> ( B @ ( C @ incident_o ) ) )
& ( ( B @ ( C @ incident_o ) )
=> ( A @ ( C @ incident_c ) ) ) )
=> ( A
= ( B @ underlying_curve ) ) )
& ( ( A
= ( B @ underlying_curve ) )
=> ! [C: $i] :
( ( ( A @ ( C @ incident_c ) )
=> ( B @ ( C @ incident_o ) ) )
& ( ( B @ ( C @ incident_o ) )
=> ( A @ ( C @ incident_c ) ) ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[20]) ).
thf(18,axiom,
! [A: $i] :
? [B: $i] : ( A @ ( B @ start_point ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',o4) ).
thf(172,plain,
! [A: $i] :
? [B: $i] : ( A @ ( B @ start_point ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[18]) ).
thf(25,axiom,
! [A: $i,B: $i,C: $i] :
( ( C @ ( B @ ( A @ ordered_by ) ) )
=> ( ( A @ ( C @ incident_o ) )
& ( A @ ( B @ incident_o ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',o1) ).
thf(230,plain,
! [A: $i,B: $i,C: $i] :
( ( C @ ( B @ ( A @ ordered_by ) ) )
=> ( ( A @ ( C @ incident_o ) )
& ( A @ ( B @ incident_o ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[25]) ).
thf(1,conjecture,
! [A: $i,B: $i,C: $i] :
( ( A @ ( C @ ( B @ connect ) ) )
=> ! [D: $i,E: $i] :
( ( ( D @ ( A @ ( B @ trajectory_of @ ordered_by ) ) )
& ( A @ ( E @ ( C @ trajectory_of @ ordered_by ) ) ) )
=> ~ ( E @ ( C @ at ) @ ( D @ ( B @ at ) @ at_the_same_time ) @ once ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t14) ).
thf(2,negated_conjecture,
~ ! [A: $i,B: $i,C: $i] :
( ( A @ ( C @ ( B @ connect ) ) )
=> ! [D: $i,E: $i] :
( ( ( D @ ( A @ ( B @ trajectory_of @ ordered_by ) ) )
& ( A @ ( E @ ( C @ trajectory_of @ ordered_by ) ) ) )
=> ~ ( E @ ( C @ at ) @ ( D @ ( B @ at ) @ at_the_same_time ) @ once ) ) ),
inference(neg_conjecture,[status(cth)],[1]) ).
thf(39,plain,
~ ! [A: $i,B: $i,C: $i] :
( ( A @ ( C @ ( B @ connect ) ) )
=> ! [D: $i,E: $i] :
( ( ( D @ ( A @ ( B @ trajectory_of @ ordered_by ) ) )
& ( A @ ( E @ ( C @ trajectory_of @ ordered_by ) ) ) )
=> ~ ( E @ ( C @ at ) @ ( D @ ( B @ at ) @ at_the_same_time ) @ once ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).
thf(21,axiom,
! [A: $i] :
? [B: $i] :
( ! [C: $i] :
( ( A @ ( C @ incident_o ) )
<=> ( B @ ( C @ incident_c ) ) )
& ( B @ open ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',o2) ).
thf(208,plain,
! [A: $i] :
? [B: $i] :
( ! [C: $i] :
( ( ( B @ ( C @ incident_c ) )
=> ( A @ ( C @ incident_o ) ) )
& ( ( A @ ( C @ incident_o ) )
=> ( B @ ( C @ incident_c ) ) ) )
& ( B @ open ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[21]) ).
thf(23,axiom,
! [A: $i,B: $i] :
( ( ( B != A )
& ( A @ ( B @ part_of ) ) )
=> ( B @ open ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c1) ).
thf(223,plain,
! [A: $i,B: $i] :
( ( ( B != A )
& ( A @ ( B @ part_of ) ) )
=> ( B @ open ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[23]) ).
thf(24,axiom,
! [A: $i,B: $i] :
( ( B @ ( A @ at_the_same_time ) @ once )
=> ( ( B @ once )
& ( A @ once ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',conjunction_at_the_same_time) ).
thf(226,plain,
! [A: $i,B: $i] :
( ( B @ ( A @ at_the_same_time ) @ once )
=> ( ( B @ once )
& ( A @ once ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[24]) ).
thf(38,axiom,
! [A: $i,B: $i,C: $i] :
( ( C @ ( B @ ( A @ at_the_same_time ) @ at_the_same_time ) @ once )
<=> ( C @ ( B @ at_the_same_time ) @ ( A @ at_the_same_time ) @ once ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',assciativity_of_at_the_same_time) ).
thf(319,plain,
! [A: $i,B: $i,C: $i] :
( ( ( C @ ( B @ at_the_same_time ) @ ( A @ at_the_same_time ) @ once )
=> ( C @ ( B @ ( A @ at_the_same_time ) @ at_the_same_time ) @ once ) )
& ( ( C @ ( B @ ( A @ at_the_same_time ) @ at_the_same_time ) @ once )
=> ( C @ ( B @ at_the_same_time ) @ ( A @ at_the_same_time ) @ once ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[38]) ).
thf(30,axiom,
! [A: $i,B: $i,C: $i] :
( ( ( C @ ( B @ incident_c ) )
& ( C @ ( A @ incident_c ) )
& ( A != B )
& ( C @ open ) )
=> ? [D: $i] :
( ( B @ ( A @ ( D @ ordered_by ) ) )
& ! [E: $i] :
( ( D @ ( E @ incident_o ) )
<=> ( C @ ( E @ incident_c ) ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',o5) ).
thf(258,plain,
! [A: $i,B: $i,C: $i] :
( ( ( C @ ( B @ incident_c ) )
& ( C @ ( A @ incident_c ) )
& ( A != B )
& ( C @ open ) )
=> ? [D: $i] :
( ( B @ ( A @ ( D @ ordered_by ) ) )
& ! [E: $i] :
( ( ( C @ ( E @ incident_c ) )
=> ( D @ ( E @ incident_o ) ) )
& ( ( D @ ( E @ incident_o ) )
=> ( C @ ( E @ incident_c ) ) ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[30]) ).
thf(15,axiom,
! [A: $i,B: $i] :
( ( B @ ( A @ inner_point ) )
<=> ( ~ ( B @ ( A @ end_point ) )
& ( B @ ( A @ incident_c ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',inner_point_defn) ).
thf(139,plain,
! [A: $i,B: $i] :
( ( ( ~ ( B @ ( A @ end_point ) )
& ( B @ ( A @ incident_c ) ) )
=> ( B @ ( A @ inner_point ) ) )
& ( ( B @ ( A @ inner_point ) )
=> ( ~ ( B @ ( A @ end_point ) )
& ( B @ ( A @ incident_c ) ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).
thf(6,axiom,
! [A: $i,B: $i,C: $i,D: $i] :
( ( ( A @ ( D @ end_point ) )
& ( A @ ( C @ end_point ) )
& ( A @ ( B @ end_point ) ) )
=> ( ( C = D )
| ( B = D )
| ( B = C ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c5) ).
thf(58,plain,
! [A: $i,B: $i,C: $i,D: $i] :
( ( ( A @ ( D @ end_point ) )
& ( A @ ( C @ end_point ) )
& ( A @ ( B @ end_point ) ) )
=> ( ( C = D )
| ( B = D )
| ( B = C ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).
thf(10,axiom,
! [A: $i] :
? [B: $i] : ( A @ ( B @ inner_point ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c3) ).
thf(82,plain,
! [A: $i] :
? [B: $i] : ( A @ ( B @ inner_point ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).
thf(35,axiom,
! [A: $i] :
( ( A @ once )
=> ( A @ ( A @ at_the_same_time ) @ once ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',idempotence_of_at_the_same_time) ).
thf(300,plain,
! [A: $i] :
( ( A @ once )
=> ( A @ ( A @ at_the_same_time ) @ once ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[35]) ).
thf(16,axiom,
! [A: $i,B: $i] :
( ! [C: $i] :
( ( A @ ( C @ incident_c ) )
<=> ( B @ ( C @ incident_c ) ) )
=> ( A = B ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c9) ).
thf(146,plain,
! [A: $i,B: $i] :
( ! [C: $i] :
( ( ( B @ ( C @ incident_c ) )
=> ( A @ ( C @ incident_c ) ) )
& ( ( A @ ( C @ incident_c ) )
=> ( B @ ( C @ incident_c ) ) ) )
=> ( A = B ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).
thf(4,axiom,
! [A: $i,B: $i,C: $i,D: $i] :
( ( ? [E: $i] :
( ( D @ ( E @ end_point ) )
& ( C @ ( E @ end_point ) )
& ( B @ ( E @ end_point ) ) )
& ( A @ ( D @ part_of ) )
& ( A @ ( C @ part_of ) )
& ( A @ ( B @ part_of ) ) )
=> ( ( B @ ( D @ part_of ) )
| ( D @ ( B @ part_of ) )
| ( B @ ( C @ part_of ) )
| ( C @ ( B @ part_of ) )
| ( C @ ( D @ part_of ) )
| ( D @ ( C @ part_of ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c2) ).
thf(51,plain,
! [A: $i,B: $i,C: $i,D: $i] :
( ( ? [E: $i] :
( ( D @ ( E @ end_point ) )
& ( C @ ( E @ end_point ) )
& ( B @ ( E @ end_point ) ) )
& ( A @ ( D @ part_of ) )
& ( A @ ( C @ part_of ) )
& ( A @ ( B @ part_of ) ) )
=> ( ( B @ ( D @ part_of ) )
| ( D @ ( B @ part_of ) )
| ( B @ ( C @ part_of ) )
| ( C @ ( B @ part_of ) )
| ( C @ ( D @ part_of ) )
| ( D @ ( C @ part_of ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).
thf(28,axiom,
! [A: $i,B: $i] :
( ( B @ ( A @ start_point ) )
<=> ( ! [C: $i] :
( ( ( B @ ( C @ incident_o ) )
& ( A != C ) )
=> ( C @ ( A @ ( B @ ordered_by ) ) ) )
& ( B @ ( A @ incident_o ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',start_point_defn) ).
thf(239,plain,
! [A: $i,B: $i] :
( ( ( ! [C: $i] :
( ( ( B @ ( C @ incident_o ) )
& ( A != C ) )
=> ( C @ ( A @ ( B @ ordered_by ) ) ) )
& ( B @ ( A @ incident_o ) ) )
=> ( B @ ( A @ start_point ) ) )
& ( ( B @ ( A @ start_point ) )
=> ( ! [C: $i] :
( ( ( B @ ( C @ incident_o ) )
& ( A != C ) )
=> ( C @ ( A @ ( B @ ordered_by ) ) ) )
& ( B @ ( A @ incident_o ) ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[28]) ).
thf(34,axiom,
! [A: $i,B: $i,C: $i] :
( ( C @ ( B @ ( A @ connect ) ) )
<=> ( C @ ( B @ at ) @ ( C @ ( A @ at ) @ at_the_same_time ) @ once ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',connect_defn) ).
thf(294,plain,
! [A: $i,B: $i,C: $i] :
( ( ( C @ ( B @ at ) @ ( C @ ( A @ at ) @ at_the_same_time ) @ once )
=> ( C @ ( B @ ( A @ connect ) ) ) )
& ( ( C @ ( B @ ( A @ connect ) ) )
=> ( C @ ( B @ at ) @ ( C @ ( A @ at ) @ at_the_same_time ) @ once ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[34]) ).
thf(31,axiom,
! [A: $i,B: $i] :
( ! [C: $i,D: $i] :
( ( D @ ( C @ ( A @ ordered_by ) ) )
<=> ( D @ ( C @ ( B @ ordered_by ) ) ) )
=> ( A = B ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',o6) ).
thf(268,plain,
! [A: $i,B: $i] :
( ! [C: $i,D: $i] :
( ( ( D @ ( C @ ( B @ ordered_by ) ) )
=> ( D @ ( C @ ( A @ ordered_by ) ) ) )
& ( ( D @ ( C @ ( A @ ordered_by ) ) )
=> ( D @ ( C @ ( B @ ordered_by ) ) ) ) )
=> ( A = B ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[31]) ).
thf(9,axiom,
! [A: $i,B: $i] :
( ? [C: $i] : ( B @ ( A @ ( C @ meet ) ) )
=> ? [C: $i] :
( C
= ( B @ ( A @ sum ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c8) ).
thf(79,plain,
! [A: $i,B: $i] :
( ? [C: $i] : ( B @ ( A @ ( C @ meet ) ) )
=> ? [C: $i] :
( C
= ( B @ ( A @ sum ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).
thf(14,axiom,
! [A: $i,B: $i] :
( ( B @ ( A @ end_point ) )
<=> ( ! [C: $i,D: $i] :
( ( ( D @ ( A @ incident_c ) )
& ( C @ ( A @ incident_c ) )
& ( B @ ( D @ part_of ) )
& ( B @ ( C @ part_of ) ) )
=> ( ( C @ ( D @ part_of ) )
| ( D @ ( C @ part_of ) ) ) )
& ( B @ ( A @ incident_c ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',end_point_defn) ).
thf(122,plain,
! [A: $i,B: $i] :
( ( ( ! [C: $i,D: $i] :
( ( ( D @ ( A @ incident_c ) )
& ( C @ ( A @ incident_c ) )
& ( B @ ( D @ part_of ) )
& ( B @ ( C @ part_of ) ) )
=> ( ( C @ ( D @ part_of ) )
| ( D @ ( C @ part_of ) ) ) )
& ( B @ ( A @ incident_c ) ) )
=> ( B @ ( A @ end_point ) ) )
& ( ( B @ ( A @ end_point ) )
=> ( ! [C: $i,D: $i] :
( ( ( D @ ( A @ incident_c ) )
& ( C @ ( A @ incident_c ) )
& ( B @ ( D @ part_of ) )
& ( B @ ( C @ part_of ) ) )
=> ( ( C @ ( D @ part_of ) )
| ( D @ ( C @ part_of ) ) ) )
& ( B @ ( A @ incident_c ) ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).
thf(22,axiom,
! [A: $i,B: $i] :
( ( A @ ( B @ part_of ) )
<=> ! [C: $i] :
( ( B @ ( C @ incident_c ) )
=> ( A @ ( C @ incident_c ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',part_of_defn) ).
thf(215,plain,
! [A: $i,B: $i] :
( ( ! [C: $i] :
( ( B @ ( C @ incident_c ) )
=> ( A @ ( C @ incident_c ) ) )
=> ( A @ ( B @ part_of ) ) )
& ( ( A @ ( B @ part_of ) )
=> ! [C: $i] :
( ( B @ ( C @ incident_c ) )
=> ( A @ ( C @ incident_c ) ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[22]) ).
thf(325,plain,
$false,
inference(e,[status(thm)],[234,308,174,157,84,302,252,53,281,236,66,95,61,89,45,279,187,172,230,39,208,223,226,319,258,139,58,82,300,146,51,239,294,268,79,122,215]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : GEO148+1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.08 % Command : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39
% 0.16/0.42 % Computer : n011.cluster.edu
% 0.16/0.42 % Model : x86_64 x86_64
% 0.16/0.42 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.42 % Memory : 8046.5625MB
% 0.16/0.42 % OS : Linux 6.8.0-71-generic
% 0.16/0.42 % CPULimit : 300
% 0.16/0.42 % WCLimit : 300
% 0.16/0.42 % DateTime : Fri Sep 25 12:56:00 UTC 2026
% 0.16/0.42 % CPUTime :
% 0.16/0.42 Running java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39
% 0.82/0.98 % [INFO] Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ...
% 1.37/1.23 % [INFO] Parsing done (248ms).
% 1.37/1.24 % [INFO] Running in sequential loop mode.
% 2.09/1.62 % [INFO] eprover registered as external prover.
% 2.09/1.63 % [INFO] Scanning for conjecture ...
% 2.26/1.73 % [INFO] Found a conjecture (or negated_conjecture) and 36 axioms. Running axiom selection ...
% 2.43/1.81 % [INFO] Axiom selection finished. Selected 36 axioms (removed 0 axioms).
% 2.43/1.88 % [INFO] Problem is first-order (TPTP FOF).
% 2.66/1.90 % [INFO] Type checking passed.
% 2.66/1.90 % [CONFIG] Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>. Searching for refutation ...
% 5.50/3.02 % External prover 'e' found a proof!
% 5.50/3.02 % [INFO] Killing All external provers ...
% 5.50/3.02 % Time passed: 2470ms (effective reasoning time: 1772ms)
% 5.50/3.02 % Solved by strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>
% 5.50/3.03 % Axioms used in derivation (36): meet_defn, o3, start_point_defn, c9, sum_defn, o2, underlying_curve_defn, closed_defn, symmetry_of_at_the_same_time, inner_point_defn, o5, localization, conjunction_at_the_same_time, c3, c4, finish_point_defn, homogeneous_behaviour, end_point_defn, o6, c8, at_on_trajectory, trajectories_are_oriented_curves, part_of_defn, c5, c2, c1, c6, open_defn, between_o_defn, o1, c7, o4, between_c_defn, assciativity_of_at_the_same_time, idempotence_of_at_the_same_time, connect_defn
% 5.50/3.03 % No. of inferences in proof: 76
% 5.50/3.03 % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : 2470 ms resp. 1772 ms w/o parsing
% 5.91/3.12 % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 5.91/3.12 % [INFO] Killing All external provers ...
%------------------------------------------------------------------------------