TSTP Solution File: GEO201+1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : GEO201+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n009.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 : Wed Jul 27 12:54:47 EDT 2022

% Result   : Theorem 91.98s 92.16s
% Output   : Refutation 91.98s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    8
% Syntax   : Number of clauses     :   29 (   7 unt;  20 nHn;  12 RR)
%            Number of literals    :   76 (   0 equ;   9 neg)
%            Maximal clause size   :    6 (   2 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    5 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-2 aty)
%            Number of variables   :   46 (   1 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(3,axiom,
    ~ convergent_lines(A,A),
    file('GEO201+1.p',unknown),
    [] ).

cnf(6,axiom,
    ( ~ convergent_lines(A,B)
    | convergent_lines(A,C)
    | convergent_lines(B,C) ),
    file('GEO201+1.p',unknown),
    [] ).

cnf(9,axiom,
    ( ~ convergent_lines(A,B)
    | ~ apart_point_and_line(intersection_point(A,B),A) ),
    file('GEO201+1.p',unknown),
    [] ).

cnf(10,axiom,
    ( ~ convergent_lines(A,B)
    | ~ apart_point_and_line(intersection_point(A,B),B) ),
    file('GEO201+1.p',unknown),
    [] ).

cnf(11,axiom,
    ( ~ distinct_points(A,B)
    | ~ distinct_lines(C,D)
    | apart_point_and_line(A,C)
    | apart_point_and_line(A,D)
    | apart_point_and_line(B,C)
    | apart_point_and_line(B,D) ),
    file('GEO201+1.p',unknown),
    [] ).

cnf(14,axiom,
    ( ~ convergent_lines(A,B)
    | distinct_lines(B,C)
    | convergent_lines(A,C) ),
    file('GEO201+1.p',unknown),
    [] ).

cnf(15,axiom,
    convergent_lines(dollar_c2,dollar_c1),
    file('GEO201+1.p',unknown),
    [] ).

cnf(16,axiom,
    distinct_points(intersection_point(dollar_c2,dollar_c1),intersection_point(dollar_c1,dollar_c2)),
    file('GEO201+1.p',unknown),
    [] ).

cnf(18,plain,
    ( convergent_lines(dollar_c2,A)
    | convergent_lines(dollar_c1,A) ),
    inference(hyper,[status(thm)],[15,6]),
    [iquote('hyper,15,6')] ).

cnf(21,plain,
    ( convergent_lines(dollar_c1,A)
    | convergent_lines(dollar_c2,B)
    | convergent_lines(A,B) ),
    inference(hyper,[status(thm)],[18,6]),
    [iquote('hyper,18,6')] ).

cnf(41,plain,
    ( convergent_lines(dollar_c1,A)
    | convergent_lines(A,dollar_c2) ),
    inference(hyper,[status(thm)],[21,3]),
    [iquote('hyper,21,3')] ).

cnf(43,plain,
    ( convergent_lines(dollar_c1,A)
    | convergent_lines(dollar_c2,B)
    | convergent_lines(A,C)
    | convergent_lines(B,C) ),
    inference(hyper,[status(thm)],[21,6]),
    [iquote('hyper,21,6')] ).

cnf(44,plain,
    ( convergent_lines(dollar_c2,A)
    | convergent_lines(A,dollar_c1) ),
    inference(unit_del,[status(thm)],[inference(factor,[status(thm)],[43]),3]),
    [iquote('factor,43.1.3,unit_del,3')] ).

cnf(46,plain,
    ( convergent_lines(A,dollar_c2)
    | convergent_lines(dollar_c1,B)
    | convergent_lines(A,B) ),
    inference(hyper,[status(thm)],[41,6]),
    [iquote('hyper,41,6')] ).

cnf(47,plain,
    ( convergent_lines(dollar_c1,A)
    | distinct_lines(dollar_c2,B)
    | convergent_lines(A,B) ),
    inference(hyper,[status(thm)],[41,14]),
    [iquote('hyper,41,14')] ).

cnf(48,plain,
    distinct_lines(dollar_c2,dollar_c1),
    inference(unit_del,[status(thm)],[inference(factor,[status(thm)],[47]),3]),
    [iquote('factor,47.1.3,unit_del,3')] ).

cnf(49,plain,
    ( apart_point_and_line(intersection_point(dollar_c2,dollar_c1),dollar_c2)
    | apart_point_and_line(intersection_point(dollar_c2,dollar_c1),dollar_c1)
    | apart_point_and_line(intersection_point(dollar_c1,dollar_c2),dollar_c2)
    | apart_point_and_line(intersection_point(dollar_c1,dollar_c2),dollar_c1) ),
    inference(hyper,[status(thm)],[48,11,16]),
    [iquote('hyper,48,11,16')] ).

cnf(52,plain,
    ( convergent_lines(A,dollar_c1)
    | convergent_lines(dollar_c2,B)
    | convergent_lines(A,B) ),
    inference(hyper,[status(thm)],[44,6]),
    [iquote('hyper,44,6')] ).

cnf(74,plain,
    ( convergent_lines(A,dollar_c2)
    | convergent_lines(A,B)
    | convergent_lines(dollar_c1,C)
    | convergent_lines(B,C) ),
    inference(hyper,[status(thm)],[46,6]),
    [iquote('hyper,46,6')] ).

cnf(88,plain,
    ( convergent_lines(A,dollar_c1)
    | convergent_lines(A,B)
    | convergent_lines(dollar_c2,C)
    | convergent_lines(B,C) ),
    inference(hyper,[status(thm)],[52,6]),
    [iquote('hyper,52,6')] ).

cnf(269,plain,
    ( convergent_lines(dollar_c1,A)
    | convergent_lines(dollar_c2,B)
    | convergent_lines(B,C)
    | convergent_lines(A,D)
    | convergent_lines(C,D) ),
    inference(hyper,[status(thm)],[43,6]),
    [iquote('hyper,43,6')] ).

cnf(272,plain,
    ( convergent_lines(dollar_c2,A)
    | convergent_lines(A,B)
    | convergent_lines(B,dollar_c1) ),
    inference(unit_del,[status(thm)],[inference(factor,[status(thm)],[269]),3]),
    [iquote('factor,269.1.4,unit_del,3')] ).

cnf(282,plain,
    ( apart_point_and_line(intersection_point(dollar_c2,dollar_c1),dollar_c1)
    | apart_point_and_line(intersection_point(dollar_c1,dollar_c2),dollar_c2)
    | apart_point_and_line(intersection_point(dollar_c1,dollar_c2),dollar_c1) ),
    inference(unit_del,[status(thm)],[inference(hyper,[status(thm)],[49,9,272]),3,3]),
    [iquote('hyper,49,9,272,unit_del,3,3')] ).

cnf(376,plain,
    ( convergent_lines(A,dollar_c2)
    | convergent_lines(A,B)
    | convergent_lines(B,dollar_c1) ),
    inference(hyper,[status(thm)],[74,3]),
    [iquote('hyper,74,3')] ).

cnf(425,plain,
    ( convergent_lines(A,dollar_c1)
    | convergent_lines(A,B)
    | convergent_lines(B,dollar_c2) ),
    inference(hyper,[status(thm)],[88,3]),
    [iquote('hyper,88,3')] ).

cnf(3899,plain,
    ( apart_point_and_line(intersection_point(dollar_c1,dollar_c2),dollar_c2)
    | apart_point_and_line(intersection_point(dollar_c1,dollar_c2),dollar_c1) ),
    inference(unit_del,[status(thm)],[inference(hyper,[status(thm)],[282,10,376]),3,3]),
    [iquote('hyper,282,10,376,unit_del,3,3')] ).

cnf(3919,plain,
    apart_point_and_line(intersection_point(dollar_c1,dollar_c2),dollar_c1),
    inference(unit_del,[status(thm)],[inference(hyper,[status(thm)],[3899,10,425]),3,3]),
    [iquote('hyper,3899,10,425,unit_del,3,3')] ).

cnf(3934,plain,
    convergent_lines(A,dollar_c1),
    inference(factor_simp,[status(thm)],[inference(hyper,[status(thm)],[3919,9,425])]),
    [iquote('hyper,3919,9,425,factor_simp')] ).

cnf(3935,plain,
    $false,
    inference(binary,[status(thm)],[3934,3]),
    [iquote('binary,3934.1,3.1')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : GEO201+1 : TPTP v8.1.0. Released v3.3.0.
% 0.03/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n009.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 300
% 0.12/0.33  % DateTime : Wed Jul 27 06:53:21 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 1.62/1.81  ----- Otter 3.3f, August 2004 -----
% 1.62/1.81  The process was started by sandbox2 on n009.cluster.edu,
% 1.62/1.81  Wed Jul 27 06:53:21 2022
% 1.62/1.81  The command was "./otter".  The process ID is 25187.
% 1.62/1.81  
% 1.62/1.81  set(prolog_style_variables).
% 1.62/1.81  set(auto).
% 1.62/1.81     dependent: set(auto1).
% 1.62/1.81     dependent: set(process_input).
% 1.62/1.81     dependent: clear(print_kept).
% 1.62/1.81     dependent: clear(print_new_demod).
% 1.62/1.81     dependent: clear(print_back_demod).
% 1.62/1.81     dependent: clear(print_back_sub).
% 1.62/1.81     dependent: set(control_memory).
% 1.62/1.81     dependent: assign(max_mem, 12000).
% 1.62/1.81     dependent: assign(pick_given_ratio, 4).
% 1.62/1.81     dependent: assign(stats_level, 1).
% 1.62/1.81     dependent: assign(max_seconds, 10800).
% 1.62/1.81  clear(print_given).
% 1.62/1.81  
% 1.62/1.81  formula_list(usable).
% 1.62/1.81  all X (-distinct_points(X,X)).
% 1.62/1.81  all X (-distinct_lines(X,X)).
% 1.62/1.81  all X (-convergent_lines(X,X)).
% 1.62/1.81  all X Y Z (distinct_points(X,Y)->distinct_points(X,Z)|distinct_points(Y,Z)).
% 1.62/1.81  all X Y Z (distinct_lines(X,Y)->distinct_lines(X,Z)|distinct_lines(Y,Z)).
% 1.62/1.81  all X Y Z (convergent_lines(X,Y)->convergent_lines(X,Z)|convergent_lines(Y,Z)).
% 1.62/1.81  all X Y (distinct_points(X,Y)-> -apart_point_and_line(X,line_connecting(X,Y))).
% 1.62/1.81  all X Y (distinct_points(X,Y)-> -apart_point_and_line(Y,line_connecting(X,Y))).
% 1.62/1.81  all X Y (convergent_lines(X,Y)-> -apart_point_and_line(intersection_point(X,Y),X)).
% 1.62/1.81  all X Y (convergent_lines(X,Y)-> -apart_point_and_line(intersection_point(X,Y),Y)).
% 1.62/1.81  all X Y U V (distinct_points(X,Y)&distinct_lines(U,V)->apart_point_and_line(X,U)|apart_point_and_line(X,V)|apart_point_and_line(Y,U)|apart_point_and_line(Y,V)).
% 1.62/1.81  all X Y Z (apart_point_and_line(X,Y)->distinct_points(X,Z)|apart_point_and_line(Z,Y)).
% 1.62/1.81  all X Y Z (apart_point_and_line(X,Y)->distinct_lines(Y,Z)|apart_point_and_line(X,Z)).
% 1.62/1.81  all X Y Z (convergent_lines(X,Y)->distinct_lines(Y,Z)|convergent_lines(X,Z)).
% 1.62/1.81  -(all X Y (convergent_lines(X,Y)-> -distinct_points(intersection_point(X,Y),intersection_point(Y,X)))).
% 1.62/1.81  end_of_list.
% 1.62/1.81  
% 1.62/1.81  -------> usable clausifies to:
% 1.62/1.81  
% 1.62/1.81  list(usable).
% 1.62/1.81  0 [] -distinct_points(X,X).
% 1.62/1.81  0 [] -distinct_lines(X,X).
% 1.62/1.81  0 [] -convergent_lines(X,X).
% 1.62/1.81  0 [] -distinct_points(X,Y)|distinct_points(X,Z)|distinct_points(Y,Z).
% 1.62/1.81  0 [] -distinct_lines(X,Y)|distinct_lines(X,Z)|distinct_lines(Y,Z).
% 1.62/1.81  0 [] -convergent_lines(X,Y)|convergent_lines(X,Z)|convergent_lines(Y,Z).
% 1.62/1.81  0 [] -distinct_points(X,Y)| -apart_point_and_line(X,line_connecting(X,Y)).
% 1.62/1.81  0 [] -distinct_points(X,Y)| -apart_point_and_line(Y,line_connecting(X,Y)).
% 1.62/1.81  0 [] -convergent_lines(X,Y)| -apart_point_and_line(intersection_point(X,Y),X).
% 1.62/1.81  0 [] -convergent_lines(X,Y)| -apart_point_and_line(intersection_point(X,Y),Y).
% 1.62/1.81  0 [] -distinct_points(X,Y)| -distinct_lines(U,V)|apart_point_and_line(X,U)|apart_point_and_line(X,V)|apart_point_and_line(Y,U)|apart_point_and_line(Y,V).
% 1.62/1.81  0 [] -apart_point_and_line(X,Y)|distinct_points(X,Z)|apart_point_and_line(Z,Y).
% 1.62/1.81  0 [] -apart_point_and_line(X,Y)|distinct_lines(Y,Z)|apart_point_and_line(X,Z).
% 1.62/1.81  0 [] -convergent_lines(X,Y)|distinct_lines(Y,Z)|convergent_lines(X,Z).
% 1.62/1.81  0 [] convergent_lines($c2,$c1).
% 1.62/1.81  0 [] distinct_points(intersection_point($c2,$c1),intersection_point($c1,$c2)).
% 1.62/1.81  end_of_list.
% 1.62/1.81  
% 1.62/1.81  SCAN INPUT: prop=0, horn=0, equality=0, symmetry=0, max_lits=6.
% 1.62/1.81  
% 1.62/1.81  This is a non-Horn set without equality.  The strategy will
% 1.62/1.81  be ordered hyper_res, unit deletion, and factoring, with
% 1.62/1.81  satellites in sos and with nuclei in usable.
% 1.62/1.81  
% 1.62/1.81     dependent: set(hyper_res).
% 1.62/1.81     dependent: set(factor).
% 1.62/1.81     dependent: set(unit_deletion).
% 1.62/1.81  
% 1.62/1.81  ------------> process usable:
% 1.62/1.81  ** KEPT (pick-wt=3): 1 [] -distinct_points(A,A).
% 1.62/1.81  ** KEPT (pick-wt=3): 2 [] -distinct_lines(A,A).
% 1.62/1.81  ** KEPT (pick-wt=3): 3 [] -convergent_lines(A,A).
% 1.62/1.81  ** KEPT (pick-wt=9): 4 [] -distinct_points(A,B)|distinct_points(A,C)|distinct_points(B,C).
% 1.62/1.81  ** KEPT (pick-wt=9): 5 [] -distinct_lines(A,B)|distinct_lines(A,C)|distinct_lines(B,C).
% 1.62/1.81  ** KEPT (pick-wt=9): 6 [] -convergent_lines(A,B)|convergent_lines(A,C)|convergent_lines(B,C).
% 1.62/1.81  ** KEPT (pick-wt=8): 7 [] -distinct_points(A,B)| -apart_point_and_line(A,line_connecting(A,B)).
% 1.62/1.81  ** KEPT (pick-wt=8): 8 [] -distinct_points(A,B)| -apart_point_and_line(B,line_connecting(A,B)).
% 1.62/1.81  ** KEPT (pick-wt=8): 9 [] -convergent_lines(A,B)| -apart_point_and_line(intersection_point(A,B),A).
% 1.62/1.81  ** KEPT (pick-wt=8): 10 [] -convergent_lines(A,B)| -apart_point_and_line(intersection_point(A,B),B).
% 91.98/92.16  ** KEPT (pick-wt=18): 11 [] -distinct_points(A,B)| -distinct_lines(C,D)|apart_point_and_line(A,C)|apart_point_and_line(A,D)|apart_point_and_line(B,C)|apart_point_and_line(B,D).
% 91.98/92.16  ** KEPT (pick-wt=9): 12 [] -apart_point_and_line(A,B)|distinct_points(A,C)|apart_point_and_line(C,B).
% 91.98/92.16  ** KEPT (pick-wt=9): 13 [] -apart_point_and_line(A,B)|distinct_lines(B,C)|apart_point_and_line(A,C).
% 91.98/92.16  ** KEPT (pick-wt=9): 14 [] -convergent_lines(A,B)|distinct_lines(B,C)|convergent_lines(A,C).
% 91.98/92.16  
% 91.98/92.16  ------------> process sos:
% 91.98/92.16  ** KEPT (pick-wt=3): 15 [] convergent_lines($c2,$c1).
% 91.98/92.16  ** KEPT (pick-wt=7): 16 [] distinct_points(intersection_point($c2,$c1),intersection_point($c1,$c2)).
% 91.98/92.16  
% 91.98/92.16  ======= end of input processing =======
% 91.98/92.16  
% 91.98/92.16  =========== start of search ===========
% 91.98/92.16  
% 91.98/92.16  
% 91.98/92.16  Resetting weight limit to 21.
% 91.98/92.16  
% 91.98/92.16  
% 91.98/92.16  Resetting weight limit to 21.
% 91.98/92.16  
% 91.98/92.16  sos_size=3393
% 91.98/92.16  
% 91.98/92.16  
% 91.98/92.16  Resetting weight limit to 18.
% 91.98/92.16  
% 91.98/92.16  
% 91.98/92.16  Resetting weight limit to 18.
% 91.98/92.16  
% 91.98/92.16  sos_size=3406
% 91.98/92.16  
% 91.98/92.16  -- HEY sandbox2, WE HAVE A PROOF!! -- 
% 91.98/92.16  
% 91.98/92.16  ----> UNIT CONFLICT at  90.34 sec ----> 3935 [binary,3934.1,3.1] $F.
% 91.98/92.16  
% 91.98/92.16  Length of proof is 20.  Level of proof is 10.
% 91.98/92.16  
% 91.98/92.16  ---------------- PROOF ----------------
% 91.98/92.16  % SZS status Theorem
% 91.98/92.16  % SZS output start Refutation
% See solution above
% 91.98/92.16  ------------ end of proof -------------
% 91.98/92.16  
% 91.98/92.16  
% 91.98/92.16  Search stopped by max_proofs option.
% 91.98/92.16  
% 91.98/92.16  
% 91.98/92.16  Search stopped by max_proofs option.
% 91.98/92.16  
% 91.98/92.16  ============ end of search ============
% 91.98/92.16  
% 91.98/92.16  -------------- statistics -------------
% 91.98/92.16  clauses given                243
% 91.98/92.16  clauses generated          68399
% 91.98/92.16  clauses kept                3934
% 91.98/92.16  clauses forward subsumed   57290
% 91.98/92.16  clauses back subsumed       1323
% 91.98/92.16  Kbytes malloced             4882
% 91.98/92.16  
% 91.98/92.16  ----------- times (seconds) -----------
% 91.98/92.16  user CPU time         90.34          (0 hr, 1 min, 30 sec)
% 91.98/92.16  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 91.98/92.16  wall-clock time       92             (0 hr, 1 min, 32 sec)
% 91.98/92.16  
% 91.98/92.16  That finishes the proof of the theorem.
% 91.98/92.16  
% 91.98/92.16  Process 25187 finished Wed Jul 27 06:54:53 2022
% 91.98/92.16  Otter interrupted
% 91.98/92.16  PROOF FOUND
%------------------------------------------------------------------------------