TSTP Solution File: GEO058-3 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : GEO058-3 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n020.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 12:54:17 EDT 2022

% Result   : Unsatisfiable 2.02s 2.23s
% Output   : Refutation 2.02s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :    8
% Syntax   : Number of clauses     :   17 (  13 unt;   0 nHn;  11 RR)
%            Number of literals    :   22 (  10 equ;   7 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-4 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-4 aty)
%            Number of variables   :   30 (   3 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(2,axiom,
    ( ~ e_quidistant(A,B,C,C)
    | A = B ),
    file('GEO058-3.p',unknown),
    [] ).

cnf(22,axiom,
    ( ~ e_quidistant(A,B,C,D)
    | e_quidistant(D,C,B,A) ),
    file('GEO058-3.p',unknown),
    [] ).

cnf(23,axiom,
    ( ~ e_quidistant(A,B,C,D)
    | ~ e_quidistant(C,D,E,F)
    | e_quidistant(A,B,E,F) ),
    file('GEO058-3.p',unknown),
    [] ).

cnf(27,axiom,
    u != v,
    file('GEO058-3.p',unknown),
    [] ).

cnf(28,plain,
    v != u,
    inference(flip,[status(thm),theory(equality)],[inference(copy,[status(thm)],[27])]),
    [iquote('copy,27,flip.1')] ).

cnf(48,axiom,
    e_quidistant(A,extension(B,A,C,D),C,D),
    file('GEO058-3.p',unknown),
    [] ).

cnf(50,axiom,
    reflection(A,B) = extension(A,B,A,B),
    file('GEO058-3.p',unknown),
    [] ).

cnf(52,axiom,
    A = extension(B,A,C,C),
    file('GEO058-3.p',unknown),
    [] ).

cnf(54,plain,
    extension(A,B,C,C) = B,
    inference(flip,[status(thm),theory(equality)],[inference(copy,[status(thm)],[52])]),
    [iquote('copy,52,flip.1')] ).

cnf(55,axiom,
    v = reflection(u,v),
    file('GEO058-3.p',unknown),
    [] ).

cnf(56,plain,
    extension(u,v,u,v) = v,
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(copy,[status(thm)],[55]),50])]),
    [iquote('copy,55,demod,50,flip.1')] ).

cnf(72,plain,
    ( A = B
    | ~ e_quidistant(B,A,C,C) ),
    inference(demod,[status(thm),theory(equality)],[inference(para_into,[status(thm),theory(equality)],[54,2]),54]),
    [iquote('para_into,53.1.1,2.2.1,demod,54')] ).

cnf(288,plain,
    e_quidistant(v,v,u,v),
    inference(para_into,[status(thm),theory(equality)],[48,56]),
    [iquote('para_into,48.1.2,56.1.1')] ).

cnf(303,plain,
    e_quidistant(A,A,u,v),
    inference(demod,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[288,23,48]),54]),
    [iquote('hyper,288,23,48,demod,54')] ).

cnf(319,plain,
    e_quidistant(v,u,A,A),
    inference(hyper,[status(thm)],[303,22]),
    [iquote('hyper,303,22')] ).

cnf(397,plain,
    v = u,
    inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[319,72])]),
    [iquote('hyper,319,72,flip.1')] ).

cnf(399,plain,
    $false,
    inference(binary,[status(thm)],[397,28]),
    [iquote('binary,397.1,28.1')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.11  % Problem  : GEO058-3 : TPTP v8.1.0. Released v1.0.0.
% 0.07/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n020.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 07:03:53 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 2.02/2.18  ----- Otter 3.3f, August 2004 -----
% 2.02/2.18  The process was started by sandbox on n020.cluster.edu,
% 2.02/2.18  Wed Jul 27 07:03:53 2022
% 2.02/2.18  The command was "./otter".  The process ID is 16273.
% 2.02/2.18  
% 2.02/2.18  set(prolog_style_variables).
% 2.02/2.18  set(auto).
% 2.02/2.18     dependent: set(auto1).
% 2.02/2.18     dependent: set(process_input).
% 2.02/2.18     dependent: clear(print_kept).
% 2.02/2.18     dependent: clear(print_new_demod).
% 2.02/2.18     dependent: clear(print_back_demod).
% 2.02/2.18     dependent: clear(print_back_sub).
% 2.02/2.18     dependent: set(control_memory).
% 2.02/2.18     dependent: assign(max_mem, 12000).
% 2.02/2.18     dependent: assign(pick_given_ratio, 4).
% 2.02/2.18     dependent: assign(stats_level, 1).
% 2.02/2.18     dependent: assign(max_seconds, 10800).
% 2.02/2.18  clear(print_given).
% 2.02/2.18  
% 2.02/2.18  list(usable).
% 2.02/2.18  0 [] A=A.
% 2.02/2.18  0 [] e_quidistant(X,Y,Y,X).
% 2.02/2.18  0 [] -e_quidistant(X,Y,Z,V)| -e_quidistant(X,Y,V2,W)|e_quidistant(Z,V,V2,W).
% 2.02/2.18  0 [] -e_quidistant(X,Y,Z,Z)|X=Y.
% 2.02/2.18  0 [] between(X,Y,extension(X,Y,W,V)).
% 2.02/2.18  0 [] e_quidistant(Y,extension(X,Y,W,V),W,V).
% 2.02/2.18  0 [] -e_quidistant(X,Y,X1,Y1)| -e_quidistant(Y,Z,Y1,Z1)| -e_quidistant(X,V,X1,V1)| -e_quidistant(Y,V,Y1,V1)| -between(X,Y,Z)| -between(X1,Y1,Z1)|X=Y|e_quidistant(Z,V,Z1,V1).
% 2.02/2.18  0 [] -between(X,Y,X)|X=Y.
% 2.02/2.18  0 [] -between(U,V,W)| -between(Y,X,W)|between(V,inner_pasch(U,V,W,X,Y),Y).
% 2.02/2.18  0 [] -between(U,V,W)| -between(Y,X,W)|between(X,inner_pasch(U,V,W,X,Y),U).
% 2.02/2.18  0 [] -between(lower_dimension_point_1,lower_dimension_point_2,lower_dimension_point_3).
% 2.02/2.18  0 [] -between(lower_dimension_point_2,lower_dimension_point_3,lower_dimension_point_1).
% 2.02/2.18  0 [] -between(lower_dimension_point_3,lower_dimension_point_1,lower_dimension_point_2).
% 2.02/2.18  0 [] -e_quidistant(X,W,X,V)| -e_quidistant(Y,W,Y,V)| -e_quidistant(Z,W,Z,V)|between(X,Y,Z)|between(Y,Z,X)|between(Z,X,Y)|W=V.
% 2.02/2.18  0 [] -between(U,W,Y)| -between(V,W,X)|U=W|between(U,V,euclid1(U,V,W,X,Y)).
% 2.02/2.18  0 [] -between(U,W,Y)| -between(V,W,X)|U=W|between(U,X,euclid2(U,V,W,X,Y)).
% 2.02/2.18  0 [] -between(U,W,Y)| -between(V,W,X)|U=W|between(euclid1(U,V,W,X,Y),Y,euclid2(U,V,W,X,Y)).
% 2.02/2.18  0 [] -e_quidistant(U,V,U,V1)| -e_quidistant(U,X,U,X1)| -between(U,V,X)| -between(V,W,X)|between(V1,continuous(U,V,V1,W,X,X1),X1).
% 2.02/2.18  0 [] -e_quidistant(U,V,U,V1)| -e_quidistant(U,X,U,X1)| -between(U,V,X)| -between(V,W,X)|e_quidistant(U,W,U,continuous(U,V,V1,W,X,X1)).
% 2.02/2.18  0 [] reflection(U,V)=extension(U,V,U,V).
% 2.02/2.18  0 [] e_quidistant(U,V,U,V).
% 2.02/2.18  0 [] -e_quidistant(U,V,W,X)|e_quidistant(W,X,U,V).
% 2.02/2.18  0 [] -e_quidistant(U,V,W,X)|e_quidistant(V,U,W,X).
% 2.02/2.18  0 [] -e_quidistant(U,V,W,X)|e_quidistant(U,V,X,W).
% 2.02/2.18  0 [] -e_quidistant(U,V,W,X)|e_quidistant(V,U,X,W).
% 2.02/2.18  0 [] -e_quidistant(U,V,W,X)|e_quidistant(W,X,V,U).
% 2.02/2.18  0 [] -e_quidistant(U,V,W,X)|e_quidistant(X,W,U,V).
% 2.02/2.18  0 [] -e_quidistant(U,V,W,X)|e_quidistant(X,W,V,U).
% 2.02/2.18  0 [] -e_quidistant(U,V,W,X)| -e_quidistant(W,X,Y,Z)|e_quidistant(U,V,Y,Z).
% 2.02/2.18  0 [] V=extension(U,V,W,W).
% 2.02/2.18  0 [] Y!=extension(U,V,W,X)|between(U,V,Y).
% 2.02/2.18  0 [] between(U,V,reflection(U,V)).
% 2.02/2.18  0 [] e_quidistant(V,reflection(U,V),U,V).
% 2.02/2.18  0 [] U!=V|V=reflection(U,V).
% 2.02/2.18  0 [] U=reflection(U,U).
% 2.02/2.18  0 [] v=reflection(u,v).
% 2.02/2.18  0 [] u!=v.
% 2.02/2.18  end_of_list.
% 2.02/2.18  
% 2.02/2.18  SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=8.
% 2.02/2.18  
% 2.02/2.18  This ia a non-Horn set with equality.  The strategy will be
% 2.02/2.18  Knuth-Bendix, ordered hyper_res, factoring, and unit
% 2.02/2.18  deletion, with positive clauses in sos and nonpositive
% 2.02/2.18  clauses in usable.
% 2.02/2.18  
% 2.02/2.18     dependent: set(knuth_bendix).
% 2.02/2.18     dependent: set(anl_eq).
% 2.02/2.18     dependent: set(para_from).
% 2.02/2.18     dependent: set(para_into).
% 2.02/2.18     dependent: clear(para_from_right).
% 2.02/2.18     dependent: clear(para_into_right).
% 2.02/2.18     dependent: set(para_from_vars).
% 2.02/2.18     dependent: set(eq_units_both_ways).
% 2.02/2.18     dependent: set(dynamic_demod_all).
% 2.02/2.18     dependent: set(dynamic_demod).
% 2.02/2.18     dependent: set(order_eq).
% 2.02/2.18     dependent: set(back_demod).
% 2.02/2.18     dependent: set(lrpo).
% 2.02/2.18     dependent: set(hyper_res).
% 2.02/2.18     dependent: set(unit_deletion).
% 2.02/2.18     dependent: set(factor).
% 2.02/2.18  
% 2.02/2.18  ------------> process usable:
% 2.02/2.18  ** KEPT (pick-wt=15): 1 [] -e_quidistant(A,B,C,D)| -e_quidistant(A,B,E,F)|e_quidistant(C,D,E,F).
% 2.02/2.18  ** KEPT (pick-wt=8): 2 [] -e_quidistant(A,B,C,C)|A=B.
% 2.02/2.18  ** KEPT (pick-wt=36): 3 [] -e_quidistant(A,B,C,D)| -e_quidistant(B,E,D,F)| -e_quidistant(A,G,C,H)| -e_quidistant(B,G,D,H)| -between(A,B,E)| -between(C,D,F)|A=B|e_quidistant(E,G,F,H).
% 2.02/2.18  ** KEPT (pick-wt=7): 4 [] -between(A,B,A)|A=B.
% 2.02/2.18  ** KEPT (pick-wt=17): 5 [] -between(A,B,C)| -between(D,E,C)|between(B,inner_pasch(A,B,C,E,D),D).
% 2.02/2.23  ** KEPT (pick-wt=17): 6 [] -between(A,B,C)| -between(D,E,C)|between(E,inner_pasch(A,B,C,E,D),A).
% 2.02/2.23  ** KEPT (pick-wt=4): 7 [] -between(lower_dimension_point_1,lower_dimension_point_2,lower_dimension_point_3).
% 2.02/2.23  ** KEPT (pick-wt=4): 8 [] -between(lower_dimension_point_2,lower_dimension_point_3,lower_dimension_point_1).
% 2.02/2.23  ** KEPT (pick-wt=4): 9 [] -between(lower_dimension_point_3,lower_dimension_point_1,lower_dimension_point_2).
% 2.02/2.23  ** KEPT (pick-wt=30): 10 [] -e_quidistant(A,B,A,C)| -e_quidistant(D,B,D,C)| -e_quidistant(E,B,E,C)|between(A,D,E)|between(D,E,A)|between(E,A,D)|B=C.
% 2.02/2.23  ** KEPT (pick-wt=20): 11 [] -between(A,B,C)| -between(D,B,E)|A=B|between(A,D,euclid1(A,D,B,E,C)).
% 2.02/2.23  ** KEPT (pick-wt=20): 12 [] -between(A,B,C)| -between(D,B,E)|A=B|between(A,E,euclid2(A,D,B,E,C)).
% 2.02/2.23  ** KEPT (pick-wt=25): 13 [] -between(A,B,C)| -between(D,B,E)|A=B|between(euclid1(A,D,B,E,C),C,euclid2(A,D,B,E,C)).
% 2.02/2.23  ** KEPT (pick-wt=28): 14 [] -e_quidistant(A,B,A,C)| -e_quidistant(A,D,A,E)| -between(A,B,D)| -between(B,F,D)|between(C,continuous(A,B,C,F,D,E),E).
% 2.02/2.23  ** KEPT (pick-wt=29): 15 [] -e_quidistant(A,B,A,C)| -e_quidistant(A,D,A,E)| -between(A,B,D)| -between(B,F,D)|e_quidistant(A,F,A,continuous(A,B,C,F,D,E)).
% 2.02/2.23  ** KEPT (pick-wt=10): 16 [] -e_quidistant(A,B,C,D)|e_quidistant(C,D,A,B).
% 2.02/2.23  ** KEPT (pick-wt=10): 17 [] -e_quidistant(A,B,C,D)|e_quidistant(B,A,C,D).
% 2.02/2.23  ** KEPT (pick-wt=10): 18 [] -e_quidistant(A,B,C,D)|e_quidistant(A,B,D,C).
% 2.02/2.23  ** KEPT (pick-wt=10): 19 [] -e_quidistant(A,B,C,D)|e_quidistant(B,A,D,C).
% 2.02/2.23  ** KEPT (pick-wt=10): 20 [] -e_quidistant(A,B,C,D)|e_quidistant(C,D,B,A).
% 2.02/2.23  ** KEPT (pick-wt=10): 21 [] -e_quidistant(A,B,C,D)|e_quidistant(D,C,A,B).
% 2.02/2.23  ** KEPT (pick-wt=10): 22 [] -e_quidistant(A,B,C,D)|e_quidistant(D,C,B,A).
% 2.02/2.23  ** KEPT (pick-wt=15): 23 [] -e_quidistant(A,B,C,D)| -e_quidistant(C,D,E,F)|e_quidistant(A,B,E,F).
% 2.02/2.23  ** KEPT (pick-wt=11): 24 [] A!=extension(B,C,D,E)|between(B,C,A).
% 2.02/2.23  ** KEPT (pick-wt=8): 26 [copy,25,flip.2] A!=B|reflection(A,B)=B.
% 2.02/2.23  ** KEPT (pick-wt=3): 28 [copy,27,flip.1] v!=u.
% 2.02/2.23  
% 2.02/2.23  ------------> process sos:
% 2.02/2.23  ** KEPT (pick-wt=3): 45 [] A=A.
% 2.02/2.23  ** KEPT (pick-wt=5): 46 [] e_quidistant(A,B,B,A).
% 2.02/2.23  ** KEPT (pick-wt=8): 47 [] between(A,B,extension(A,B,C,D)).
% 2.02/2.23  ** KEPT (pick-wt=9): 48 [] e_quidistant(A,extension(B,A,C,D),C,D).
% 2.02/2.23  ** KEPT (pick-wt=9): 49 [] reflection(A,B)=extension(A,B,A,B).
% 2.02/2.23  ---> New Demodulator: 50 [new_demod,49] reflection(A,B)=extension(A,B,A,B).
% 2.02/2.23  ** KEPT (pick-wt=5): 51 [] e_quidistant(A,B,A,B).
% 2.02/2.23  ** KEPT (pick-wt=7): 53 [copy,52,flip.1] extension(A,B,C,C)=B.
% 2.02/2.23  ---> New Demodulator: 54 [new_demod,53] extension(A,B,C,C)=B.
% 2.02/2.23    Following clause subsumed by 47 during input processing: 0 [demod,50] between(A,B,extension(A,B,A,B)).
% 2.02/2.23    Following clause subsumed by 48 during input processing: 0 [demod,50] e_quidistant(A,extension(B,A,B,A),B,A).
% 2.02/2.23    Following clause subsumed by 45 during input processing: 0 [demod,50,54] A=A.
% 2.02/2.23  ** KEPT (pick-wt=7): 56 [copy,55,demod,50,flip.1] extension(u,v,u,v)=v.
% 2.02/2.23  ---> New Demodulator: 57 [new_demod,56] extension(u,v,u,v)=v.
% 2.02/2.23    Following clause subsumed by 45 during input processing: 0 [copy,45,flip.1] A=A.
% 2.02/2.23  46 back subsumes 42.
% 2.02/2.23  >>>> Starting back demodulation with 50.
% 2.02/2.23      >> back demodulating 26 with 50.
% 2.02/2.23  51 back subsumes 29.
% 2.02/2.23  >>>> Starting back demodulation with 54.
% 2.02/2.23  >>>> Starting back demodulation with 57.
% 2.02/2.23  
% 2.02/2.23  ======= end of input processing =======
% 2.02/2.23  
% 2.02/2.23  =========== start of search ===========
% 2.02/2.23  
% 2.02/2.23  -------- PROOF -------- 
% 2.02/2.23  
% 2.02/2.23  ----> UNIT CONFLICT at   0.05 sec ----> 399 [binary,397.1,28.1] $F.
% 2.02/2.23  
% 2.02/2.23  Length of proof is 8.  Level of proof is 5.
% 2.02/2.23  
% 2.02/2.23  ---------------- PROOF ----------------
% 2.02/2.23  % SZS status Unsatisfiable
% 2.02/2.23  % SZS output start Refutation
% See solution above
% 2.02/2.23  ------------ end of proof -------------
% 2.02/2.23  
% 2.02/2.23  
% 2.02/2.23  Search stopped by max_proofs option.
% 2.02/2.23  
% 2.02/2.23  
% 2.02/2.23  Search stopped by max_proofs option.
% 2.02/2.23  
% 2.02/2.23  ============ end of search ============
% 2.02/2.23  
% 2.02/2.23  -------------- statistics -------------
% 2.02/2.23  clauses given                 17
% 2.02/2.23  clauses generated           1839
% 2.02/2.23  clauses kept                 390
% 2.02/2.23  clauses forward subsumed    1448
% 2.02/2.23  clauses back subsumed         38
% 2.02/2.23  Kbytes malloced             1953
% 2.02/2.23  
% 2.02/2.23  ----------- times (seconds) -----------
% 2.02/2.23  user CPU time          0.05          (0 hr, 0 min, 0 sec)
% 2.02/2.23  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 2.02/2.23  wall-clock time        2             (0 hr, 0 min, 2 sec)
% 2.02/2.23  
% 2.02/2.23  That finishes the proof of the theorem.
% 2.02/2.23  
% 2.02/2.23  Process 16273 finished Wed Jul 27 07:03:55 2022
% 2.02/2.23  Otter interrupted
% 2.02/2.23  PROOF FOUND
%------------------------------------------------------------------------------