TSTP Solution File: GEO039-3 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : GEO039-3 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n026.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 12:54:13 EDT 2022

% Result   : Unsatisfiable 2.14s 2.26s
% Output   : Refutation 2.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :    5
% Syntax   : Number of clauses     :   11 (  10 unt;   0 nHn;  10 RR)
%            Number of literals    :   12 (   4 equ;   4 neg)
%            Maximal clause size   :    2 (   1 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-3 aty)
%            Number of functors    :    4 (   4 usr;   4 con; 0-0 aty)
%            Number of variables   :    4 (   1 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(4,axiom,
    ( ~ between(A,B,A)
    | A = B ),
    file('GEO039-3.p',unknown),
    [] ).

cnf(34,axiom,
    ~ between(v,w,x),
    file('GEO039-3.p',unknown),
    [] ).

cnf(70,axiom,
    between(A,B,B),
    file('GEO039-3.p',unknown),
    [] ).

cnf(71,axiom,
    between(u,w,x),
    file('GEO039-3.p',unknown),
    [] ).

cnf(72,axiom,
    u = x,
    file('GEO039-3.p',unknown),
    [] ).

cnf(74,plain,
    x = u,
    inference(flip,[status(thm),theory(equality)],[inference(copy,[status(thm)],[72])]),
    [iquote('copy,72,flip.1')] ).

cnf(77,plain,
    between(u,w,u),
    inference(demod,[status(thm),theory(equality)],[inference(back_demod,[status(thm)],[71]),74]),
    [iquote('back_demod,71,demod,74')] ).

cnf(78,plain,
    ~ between(v,w,u),
    inference(demod,[status(thm),theory(equality)],[inference(back_demod,[status(thm)],[34]),74]),
    [iquote('back_demod,34,demod,74')] ).

cnf(119,plain,
    w = u,
    inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[77,4])]),
    [iquote('hyper,77,4,flip.1')] ).

cnf(120,plain,
    ~ between(v,u,u),
    inference(demod,[status(thm),theory(equality)],[inference(back_demod,[status(thm)],[78]),119]),
    [iquote('back_demod,78,demod,119')] ).

cnf(121,plain,
    $false,
    inference(binary,[status(thm)],[120,70]),
    [iquote('binary,120.1,70.1')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : GEO039-3 : TPTP v8.1.0. Released v1.0.0.
% 0.07/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n026.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 07:25:09 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 2.14/2.26  ----- Otter 3.3f, August 2004 -----
% 2.14/2.26  The process was started by sandbox2 on n026.cluster.edu,
% 2.14/2.26  Wed Jul 27 07:25:09 2022
% 2.14/2.26  The command was "./otter".  The process ID is 17424.
% 2.14/2.26  
% 2.14/2.26  set(prolog_style_variables).
% 2.14/2.26  set(auto).
% 2.14/2.26     dependent: set(auto1).
% 2.14/2.26     dependent: set(process_input).
% 2.14/2.26     dependent: clear(print_kept).
% 2.14/2.26     dependent: clear(print_new_demod).
% 2.14/2.26     dependent: clear(print_back_demod).
% 2.14/2.26     dependent: clear(print_back_sub).
% 2.14/2.26     dependent: set(control_memory).
% 2.14/2.26     dependent: assign(max_mem, 12000).
% 2.14/2.26     dependent: assign(pick_given_ratio, 4).
% 2.14/2.26     dependent: assign(stats_level, 1).
% 2.14/2.26     dependent: assign(max_seconds, 10800).
% 2.14/2.26  clear(print_given).
% 2.14/2.26  
% 2.14/2.26  list(usable).
% 2.14/2.26  0 [] A=A.
% 2.14/2.26  0 [] e_quidistant(X,Y,Y,X).
% 2.14/2.26  0 [] -e_quidistant(X,Y,Z,V)| -e_quidistant(X,Y,V2,W)|e_quidistant(Z,V,V2,W).
% 2.14/2.26  0 [] -e_quidistant(X,Y,Z,Z)|X=Y.
% 2.14/2.26  0 [] between(X,Y,extension(X,Y,W,V)).
% 2.14/2.26  0 [] e_quidistant(Y,extension(X,Y,W,V),W,V).
% 2.14/2.26  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).
% 2.14/2.26  0 [] -between(X,Y,X)|X=Y.
% 2.14/2.26  0 [] -between(U,V,W)| -between(Y,X,W)|between(V,inner_pasch(U,V,W,X,Y),Y).
% 2.14/2.26  0 [] -between(U,V,W)| -between(Y,X,W)|between(X,inner_pasch(U,V,W,X,Y),U).
% 2.14/2.26  0 [] -between(lower_dimension_point_1,lower_dimension_point_2,lower_dimension_point_3).
% 2.14/2.26  0 [] -between(lower_dimension_point_2,lower_dimension_point_3,lower_dimension_point_1).
% 2.14/2.26  0 [] -between(lower_dimension_point_3,lower_dimension_point_1,lower_dimension_point_2).
% 2.14/2.26  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.
% 2.14/2.26  0 [] -between(U,W,Y)| -between(V,W,X)|U=W|between(U,V,euclid1(U,V,W,X,Y)).
% 2.14/2.26  0 [] -between(U,W,Y)| -between(V,W,X)|U=W|between(U,X,euclid2(U,V,W,X,Y)).
% 2.14/2.26  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)).
% 2.14/2.26  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).
% 2.14/2.26  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)).
% 2.14/2.26  0 [] reflection(U,V)=extension(U,V,U,V).
% 2.14/2.26  0 [] e_quidistant(U,V,U,V).
% 2.14/2.26  0 [] -e_quidistant(U,V,W,X)|e_quidistant(W,X,U,V).
% 2.14/2.26  0 [] -e_quidistant(U,V,W,X)|e_quidistant(V,U,W,X).
% 2.14/2.26  0 [] -e_quidistant(U,V,W,X)|e_quidistant(U,V,X,W).
% 2.14/2.26  0 [] -e_quidistant(U,V,W,X)|e_quidistant(V,U,X,W).
% 2.14/2.26  0 [] -e_quidistant(U,V,W,X)|e_quidistant(W,X,V,U).
% 2.14/2.26  0 [] -e_quidistant(U,V,W,X)|e_quidistant(X,W,U,V).
% 2.14/2.26  0 [] -e_quidistant(U,V,W,X)|e_quidistant(X,W,V,U).
% 2.14/2.26  0 [] -e_quidistant(U,V,W,X)| -e_quidistant(W,X,Y,Z)|e_quidistant(U,V,Y,Z).
% 2.14/2.26  0 [] V=extension(U,V,W,W).
% 2.14/2.26  0 [] Y!=extension(U,V,W,X)|between(U,V,Y).
% 2.14/2.26  0 [] between(U,V,reflection(U,V)).
% 2.14/2.26  0 [] e_quidistant(V,reflection(U,V),U,V).
% 2.14/2.26  0 [] U!=V|V=reflection(U,V).
% 2.14/2.26  0 [] U=reflection(U,U).
% 2.14/2.26  0 [] V!=reflection(U,V)|U=V.
% 2.14/2.26  0 [] e_quidistant(U,U,V,V).
% 2.14/2.26  0 [] -e_quidistant(U,V,U1,V1)| -e_quidistant(V,W,V1,W1)| -between(U,V,W)| -between(U1,V1,W1)|e_quidistant(U,W,U1,W1).
% 2.14/2.26  0 [] -between(U,V,W)| -between(U,V,X)| -e_quidistant(V,W,V,X)|U=V|W=X.
% 2.14/2.26  0 [] -between(U,V,W)|U=V|W=extension(U,V,V,W).
% 2.14/2.26  0 [] -e_quidistant(W,X,Y,Z)|extension(U,V,W,X)=extension(U,V,Y,Z)|U=V.
% 2.14/2.26  0 [] extension(U,V,U,V)=extension(U,V,V,U)|U=V.
% 2.14/2.26  0 [] e_quidistant(V,U,V,reflection(reflection(U,V),V)).
% 2.14/2.26  0 [] U=reflection(reflection(U,V),V).
% 2.14/2.26  0 [] between(U,V,V).
% 2.14/2.26  0 [] between(u,w,x).
% 2.14/2.26  0 [] u=x.
% 2.14/2.26  0 [] -between(v,w,x).
% 2.14/2.26  end_of_list.
% 2.14/2.26  
% 2.14/2.26  SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=8.
% 2.14/2.26  
% 2.14/2.26  This ia a non-Horn set with equality.  The strategy will be
% 2.14/2.26  Knuth-Bendix, ordered hyper_res, factoring, and unit
% 2.14/2.26  deletion, with positive clauses in sos and nonpositive
% 2.14/2.26  clauses in usable.
% 2.14/2.26  
% 2.14/2.26     dependent: set(knuth_bendix).
% 2.14/2.26     dependent: set(anl_eq).
% 2.14/2.26     dependent: set(para_from).
% 2.14/2.26     dependent: set(para_into).
% 2.14/2.26     dependent: clear(para_from_right).
% 2.14/2.26     dependent: clear(para_into_right).
% 2.14/2.26     dependent: set(para_from_vars).
% 2.14/2.26     dependent: set(eq_units_both_ways).
% 2.14/2.26     dependent: set(dynamic_demod_all).
% 2.14/2.26     dependent: set(dynamic_demod).
% 2.14/2.26     dependent: set(order_eq).
% 2.14/2.26     dependent: set(back_demod).
% 2.14/2.26     dependent: set(lrpo).
% 2.14/2.26     dependent: set(hyper_res).
% 2.14/2.26     dependent: set(unit_deletion).
% 2.14/2.26     dependent: set(factor).
% 2.14/2.26  
% 2.14/2.26  ------------> process usable:
% 2.14/2.26  ** KEPT (pick-wt=15): 1 [] -e_quidistant(A,B,C,D)| -e_quidistant(A,B,E,F)|e_quidistant(C,D,E,F).
% 2.14/2.26  ** KEPT (pick-wt=8): 2 [] -e_quidistant(A,B,C,C)|A=B.
% 2.14/2.26  ** 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).
% 2.14/2.26  ** KEPT (pick-wt=7): 4 [] -between(A,B,A)|A=B.
% 2.14/2.26  ** KEPT (pick-wt=17): 5 [] -between(A,B,C)| -between(D,E,C)|between(B,inner_pasch(A,B,C,E,D),D).
% 2.14/2.26  ** KEPT (pick-wt=17): 6 [] -between(A,B,C)| -between(D,E,C)|between(E,inner_pasch(A,B,C,E,D),A).
% 2.14/2.26  ** KEPT (pick-wt=4): 7 [] -between(lower_dimension_point_1,lower_dimension_point_2,lower_dimension_point_3).
% 2.14/2.26  ** KEPT (pick-wt=4): 8 [] -between(lower_dimension_point_2,lower_dimension_point_3,lower_dimension_point_1).
% 2.14/2.26  ** KEPT (pick-wt=4): 9 [] -between(lower_dimension_point_3,lower_dimension_point_1,lower_dimension_point_2).
% 2.14/2.26  ** 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.
% 2.14/2.26  ** KEPT (pick-wt=20): 11 [] -between(A,B,C)| -between(D,B,E)|A=B|between(A,D,euclid1(A,D,B,E,C)).
% 2.14/2.26  ** KEPT (pick-wt=20): 12 [] -between(A,B,C)| -between(D,B,E)|A=B|between(A,E,euclid2(A,D,B,E,C)).
% 2.14/2.26  ** 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)).
% 2.14/2.26  ** 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).
% 2.14/2.26  ** 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)).
% 2.14/2.26  ** KEPT (pick-wt=10): 16 [] -e_quidistant(A,B,C,D)|e_quidistant(C,D,A,B).
% 2.14/2.26  ** KEPT (pick-wt=10): 17 [] -e_quidistant(A,B,C,D)|e_quidistant(B,A,C,D).
% 2.14/2.26  ** KEPT (pick-wt=10): 18 [] -e_quidistant(A,B,C,D)|e_quidistant(A,B,D,C).
% 2.14/2.26  ** KEPT (pick-wt=10): 19 [] -e_quidistant(A,B,C,D)|e_quidistant(B,A,D,C).
% 2.14/2.26  ** KEPT (pick-wt=10): 20 [] -e_quidistant(A,B,C,D)|e_quidistant(C,D,B,A).
% 2.14/2.26  ** KEPT (pick-wt=10): 21 [] -e_quidistant(A,B,C,D)|e_quidistant(D,C,A,B).
% 2.14/2.26  ** KEPT (pick-wt=10): 22 [] -e_quidistant(A,B,C,D)|e_quidistant(D,C,B,A).
% 2.14/2.26  ** KEPT (pick-wt=15): 23 [] -e_quidistant(A,B,C,D)| -e_quidistant(C,D,E,F)|e_quidistant(A,B,E,F).
% 2.14/2.26  ** KEPT (pick-wt=11): 24 [] A!=extension(B,C,D,E)|between(B,C,A).
% 2.14/2.26  ** KEPT (pick-wt=8): 26 [copy,25,flip.2] A!=B|reflection(A,B)=B.
% 2.14/2.26  ** KEPT (pick-wt=8): 28 [copy,27,flip.1] reflection(A,B)!=B|A=B.
% 2.14/2.26  ** KEPT (pick-wt=23): 29 [] -e_quidistant(A,B,C,D)| -e_quidistant(B,E,D,F)| -between(A,B,E)| -between(C,D,F)|e_quidistant(A,E,C,F).
% 2.14/2.26  ** KEPT (pick-wt=19): 30 [] -between(A,B,C)| -between(A,B,D)| -e_quidistant(B,C,B,D)|A=B|C=D.
% 2.14/2.26  ** KEPT (pick-wt=14): 32 [copy,31,flip.3] -between(A,B,C)|A=B|extension(A,B,B,C)=C.
% 2.14/2.26  ** KEPT (pick-wt=19): 33 [] -e_quidistant(A,B,C,D)|extension(E,F,A,B)=extension(E,F,C,D)|E=F.
% 2.14/2.26  ** KEPT (pick-wt=4): 34 [] -between(v,w,x).
% 2.14/2.26  
% 2.14/2.26  ------------> process sos:
% 2.14/2.26  ** KEPT (pick-wt=3): 53 [] A=A.
% 2.14/2.26  ** KEPT (pick-wt=5): 54 [] e_quidistant(A,B,B,A).
% 2.14/2.26  ** KEPT (pick-wt=8): 55 [] between(A,B,extension(A,B,C,D)).
% 2.14/2.26  ** KEPT (pick-wt=9): 56 [] e_quidistant(A,extension(B,A,C,D),C,D).
% 2.14/2.26  ** KEPT (pick-wt=9): 57 [] reflection(A,B)=extension(A,B,A,B).
% 2.14/2.26  ---> New Demodulator: 58 [new_demod,57] reflection(A,B)=extension(A,B,A,B).
% 2.14/2.26  ** KEPT (pick-wt=5): 59 [] e_quidistant(A,B,A,B).
% 2.14/2.26  ** KEPT (pick-wt=7): 61 [copy,60,flip.1] extension(A,B,C,C)=B.
% 2.14/2.26  ---> New Demodulator: 62 [new_demod,61] extension(A,B,C,C)=B.
% 2.14/2.26    Following clause subsumed by 55 during input processing: 0 [demod,58] between(A,B,extension(A,B,A,B)).
% 2.14/2.26    Following clause subsumed by 56 during input processing: 0 [demod,58] e_quidistant(A,extension(B,A,B,A),B,A).
% 2.14/2.26    Following clause subsumed by 53 during input processing: 0 [demod,58,62] A=A.
% 2.14/2.26  ** KEPT (pick-wt=5): 63 [] e_quidistant(A,A,B,B).
% 2.14/2.26  ** KEPT (pick-wt=14): 64 [] extension(A,B,A,B)=extension(A,B,B,A)|A=B.
% 2.14/2.26  ** KEPT (pick-wt=17): 66 [copy,65,demod,58,58] e_quidistant(A,B,A,extension(extension(B,A,B,A),A,extension(B,A,B,A),A)).
% 2.14/2.26  ** KEPT (pick-wt=15): 68 [copy,67,demod,58,58,flip.1] extension(extension(A,B,A,B),B,extension(A,B,A,B),B)=A.
% 2.14/2.26  ---> New Demodulator: 69 [new_demod,68] extension(extension(A,B,A,B),B,extension(A,B,A,B),B)=A.
% 2.14/2.26  ** KEPT (pick-wt=4): 70 [] between(A,B,B).
% 2.14/2.26  ** KEPT (pick-wt=4): 71 [] between(u,w,x).
% 2.14/2.26  ** KEPT (pick-wt=3): 73 [copy,72,flip.1] x=u.
% 2.14/2.26  ---> New Demodulator: 74 [new_demod,73] x=u.
% 2.14/2.26    Following clause subsumed by 53 during input processing: 0 [copy,53,flip.1] A=A.
% 2.14/2.26  53 back subsumes 49.
% 2.14/2.26  54 back subsumes 50.
% 2.14/2.26  >>>> Starting back demodulation with 58.
% 2.14/2.26      >> back demodulating 28 with 58.
% 2.14/2.26      >> back demodulating 26 with 58.
% 2.14/2.26  59 back subsumes 48.
% 2.14/2.26  59 back subsumes 35.
% 2.14/2.26  >>>> Starting back demodulation with 62.
% 2.14/2.26  63 back subsumes 36.
% 2.14/2.26  >>>> Starting back demodulation with 69.
% 2.14/2.26      >> back demodulating 66 with 69.
% 2.14/2.26  70 back subsumes 40.
% 2.14/2.26  70 back subsumes 39.
% 2.14/2.26  >>>> Starting back demodulation with 74.
% 2.14/2.26      >> back demodulating 71 with 74.
% 2.14/2.26      >> back demodulating 34 with 74.
% 2.14/2.26  
% 2.14/2.26  ======= end of input processing =======
% 2.14/2.26  
% 2.14/2.26  =========== start of search ===========
% 2.14/2.26  
% 2.14/2.26  -------- PROOF -------- 
% 2.14/2.26  
% 2.14/2.26  ----> UNIT CONFLICT at   0.01 sec ----> 121 [binary,120.1,70.1] $F.
% 2.14/2.26  
% 2.14/2.26  Length of proof is 5.  Level of proof is 4.
% 2.14/2.26  
% 2.14/2.26  ---------------- PROOF ----------------
% 2.14/2.26  % SZS status Unsatisfiable
% 2.14/2.26  % SZS output start Refutation
% See solution above
% 2.14/2.26  ------------ end of proof -------------
% 2.14/2.26  
% 2.14/2.26  
% 2.14/2.26  Search stopped by max_proofs option.
% 2.14/2.26  
% 2.14/2.26  
% 2.14/2.26  Search stopped by max_proofs option.
% 2.14/2.26  
% 2.14/2.26  ============ end of search ============
% 2.14/2.26  
% 2.14/2.26  -------------- statistics -------------
% 2.14/2.26  clauses given                  4
% 2.14/2.26  clauses generated            132
% 2.14/2.26  clauses kept                 108
% 2.14/2.26  clauses forward subsumed      84
% 2.14/2.26  clauses back subsumed         11
% 2.14/2.26  Kbytes malloced              976
% 2.14/2.26  
% 2.14/2.26  ----------- times (seconds) -----------
% 2.14/2.26  user CPU time          0.01          (0 hr, 0 min, 0 sec)
% 2.14/2.26  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 2.14/2.26  wall-clock time        2             (0 hr, 0 min, 2 sec)
% 2.14/2.26  
% 2.14/2.26  That finishes the proof of the theorem.
% 2.14/2.26  
% 2.14/2.26  Process 17424 finished Wed Jul 27 07:25:11 2022
% 2.14/2.26  Otter interrupted
% 2.14/2.26  PROOF FOUND
%------------------------------------------------------------------------------