TSTP Solution File: GEO219+2 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : GEO219+2 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n005.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  : 0s
% DateTime : Sat Jul 16 02:52:55 EDT 2022

% Result   : Theorem 0.75s 1.69s
% Output   : Refutation 0.75s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem  : GEO219+2 : TPTP v8.1.0. Released v3.3.0.
% 0.04/0.12  % Command  : bliksem %s
% 0.12/0.33  % Computer : n005.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  % DateTime : Sat Jun 18 03:58:38 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.75/1.69  *** allocated 10000 integers for termspace/termends
% 0.75/1.69  *** allocated 10000 integers for clauses
% 0.75/1.69  *** allocated 10000 integers for justifications
% 0.75/1.69  Bliksem 1.12
% 0.75/1.69  
% 0.75/1.69  
% 0.75/1.69  Automatic Strategy Selection
% 0.75/1.69  
% 0.75/1.69  
% 0.75/1.69  Clauses:
% 0.75/1.69  
% 0.75/1.69  { ! distinct_points( X, X ) }.
% 0.75/1.69  { ! distinct_lines( X, X ) }.
% 0.75/1.69  { ! convergent_lines( X, X ) }.
% 0.75/1.69  { ! distinct_points( X, Y ), distinct_points( X, Z ), distinct_points( Y, Z
% 0.75/1.69     ) }.
% 0.75/1.69  { ! distinct_lines( X, Y ), distinct_lines( X, Z ), distinct_lines( Y, Z )
% 0.75/1.69     }.
% 0.75/1.69  { ! convergent_lines( X, Y ), convergent_lines( X, Z ), convergent_lines( Y
% 0.75/1.69    , Z ) }.
% 0.75/1.69  { ! distinct_points( X, Y ), ! apart_point_and_line( Z, line_connecting( X
% 0.75/1.69    , Y ) ), distinct_points( Z, X ) }.
% 0.75/1.69  { ! distinct_points( X, Y ), ! apart_point_and_line( Z, line_connecting( X
% 0.75/1.69    , Y ) ), distinct_points( Z, Y ) }.
% 0.75/1.69  { ! convergent_lines( X, Y ), ! apart_point_and_line( Z, X ), 
% 0.75/1.69    distinct_points( Z, intersection_point( X, Y ) ) }.
% 0.75/1.69  { ! convergent_lines( X, Y ), ! apart_point_and_line( Z, Y ), 
% 0.75/1.69    distinct_points( Z, intersection_point( X, Y ) ) }.
% 0.75/1.69  { ! distinct_points( X, Y ), ! distinct_lines( Z, T ), apart_point_and_line
% 0.75/1.69    ( X, Z ), apart_point_and_line( X, T ), apart_point_and_line( Y, Z ), 
% 0.75/1.69    apart_point_and_line( Y, T ) }.
% 0.75/1.69  { ! apart_point_and_line( X, Y ), distinct_points( X, Z ), 
% 0.75/1.69    apart_point_and_line( Z, Y ) }.
% 0.75/1.69  { ! apart_point_and_line( X, Y ), distinct_lines( Y, Z ), 
% 0.75/1.69    apart_point_and_line( X, Z ) }.
% 0.75/1.69  { ! convergent_lines( X, Y ), distinct_lines( X, Y ) }.
% 0.75/1.69  { convergent_lines( X, Y ), unorthogonal_lines( X, Y ) }.
% 0.75/1.69  { alpha1( X, Z ), convergent_lines( Z, Y ), ! convergent_lines( X, Y ), ! 
% 0.75/1.69    unorthogonal_lines( X, Y ) }.
% 0.75/1.69  { alpha1( X, Z ), unorthogonal_lines( Z, Y ), ! convergent_lines( X, Y ), !
% 0.75/1.69     unorthogonal_lines( X, Y ) }.
% 0.75/1.69  { ! alpha1( X, Y ), convergent_lines( Y, X ) }.
% 0.75/1.69  { ! alpha1( X, Y ), unorthogonal_lines( Y, X ) }.
% 0.75/1.69  { ! convergent_lines( Y, X ), ! unorthogonal_lines( Y, X ), alpha1( X, Y )
% 0.75/1.69     }.
% 0.75/1.69  { unorthogonal_lines( Z, X ), unorthogonal_lines( Z, Y ), ! 
% 0.75/1.69    convergent_lines( X, Y ) }.
% 0.75/1.69  { ! unorthogonal_lines( skol3, skol1 ) }.
% 0.75/1.69  { ! convergent_lines( skol3, skol2 ) }.
% 0.75/1.69  { unorthogonal_lines( skol1, skol2 ) }.
% 0.75/1.69  
% 0.75/1.69  percentage equality = 0.000000, percentage horn = 0.583333
% 0.75/1.69  This a non-horn, non-equality problem
% 0.75/1.69  
% 0.75/1.69  
% 0.75/1.69  Options Used:
% 0.75/1.69  
% 0.75/1.69  useres =            1
% 0.75/1.69  useparamod =        0
% 0.75/1.69  useeqrefl =         0
% 0.75/1.69  useeqfact =         0
% 0.75/1.69  usefactor =         1
% 0.75/1.69  usesimpsplitting =  0
% 0.75/1.69  usesimpdemod =      0
% 0.75/1.69  usesimpres =        3
% 0.75/1.69  
% 0.75/1.69  resimpinuse      =  1000
% 0.75/1.69  resimpclauses =     20000
% 0.75/1.69  substype =          standard
% 0.75/1.69  backwardsubs =      1
% 0.75/1.69  selectoldest =      5
% 0.75/1.69  
% 0.75/1.69  litorderings [0] =  split
% 0.75/1.69  litorderings [1] =  liftord
% 0.75/1.69  
% 0.75/1.69  termordering =      none
% 0.75/1.69  
% 0.75/1.69  litapriori =        1
% 0.75/1.69  termapriori =       0
% 0.75/1.69  litaposteriori =    0
% 0.75/1.69  termaposteriori =   0
% 0.75/1.69  demodaposteriori =  0
% 0.75/1.69  ordereqreflfact =   0
% 0.75/1.69  
% 0.75/1.69  litselect =         none
% 0.75/1.69  
% 0.75/1.69  maxweight =         15
% 0.75/1.69  maxdepth =          30000
% 0.75/1.69  maxlength =         115
% 0.75/1.69  maxnrvars =         195
% 0.75/1.69  excuselevel =       1
% 0.75/1.69  increasemaxweight = 1
% 0.75/1.69  
% 0.75/1.69  maxselected =       10000000
% 0.75/1.69  maxnrclauses =      10000000
% 0.75/1.69  
% 0.75/1.69  showgenerated =    0
% 0.75/1.69  showkept =         0
% 0.75/1.69  showselected =     0
% 0.75/1.69  showdeleted =      0
% 0.75/1.69  showresimp =       1
% 0.75/1.69  showstatus =       2000
% 0.75/1.69  
% 0.75/1.69  prologoutput =     0
% 0.75/1.69  nrgoals =          5000000
% 0.75/1.69  totalproof =       1
% 0.75/1.69  
% 0.75/1.69  Symbols occurring in the translation:
% 0.75/1.69  
% 0.75/1.69  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.75/1.69  .  [1, 2]      (w:1, o:22, a:1, s:1, b:0), 
% 0.75/1.69  !  [4, 1]      (w:0, o:17, a:1, s:1, b:0), 
% 0.75/1.69  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.75/1.69  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.75/1.69  distinct_points  [36, 2]      (w:1, o:47, a:1, s:1, b:0), 
% 0.75/1.69  distinct_lines  [37, 2]      (w:1, o:48, a:1, s:1, b:0), 
% 0.75/1.69  convergent_lines  [38, 2]      (w:1, o:46, a:1, s:1, b:0), 
% 0.75/1.69  line_connecting  [41, 2]      (w:1, o:49, a:1, s:1, b:0), 
% 0.75/1.69  apart_point_and_line  [42, 2]      (w:1, o:50, a:1, s:1, b:0), 
% 0.75/1.69  intersection_point  [43, 2]      (w:1, o:51, a:1, s:1, b:0), 
% 0.75/1.69  unorthogonal_lines  [48, 2]      (w:1, o:52, a:1, s:1, b:0), 
% 0.75/1.69  alpha1  [50, 2]      (w:1, o:53, a:1, s:1, b:0), 
% 0.75/1.69  skol1  [51, 0]      (w:1, o:14, a:1, s:1, b:0), 
% 0.75/1.69  skol2  [52, 0]      (w:1, o:15, a:1, s:1, b:0), 
% 0.75/1.69  skol3  [53, 0]      (w:1, o:16, a:1, s:1, b:0).
% 0.75/1.69  
% 0.75/1.69  
% 0.75/1.69  Starting Search:
% 0.75/1.69  
% 0.75/1.69  *** allocated 15000 integers for clauses
% 0.75/1.69  *** allocated 22500 integers for clauses
% 0.75/1.69  *** allocated 33750 integers for clauses
% 0.75/1.69  *** allocated 15000 integers for termspace/termends
% 0.75/1.69  
% 0.75/1.69  Bliksems!, er is een bewijs:
% 0.75/1.69  % SZS status Theorem
% 0.75/1.69  % SZS output start Refutation
% 0.75/1.69  
% 0.75/1.69  (5) {G0,W9,D2,L3,V3,M3} I { convergent_lines( X, Z ), convergent_lines( Y, 
% 0.75/1.69    Z ), ! convergent_lines( X, Y ) }.
% 0.75/1.69  (14) {G0,W6,D2,L2,V2,M1} I { convergent_lines( X, Y ), unorthogonal_lines( 
% 0.75/1.69    X, Y ) }.
% 0.75/1.69  (15) {G0,W12,D2,L4,V3,M1} I { convergent_lines( Z, Y ), ! convergent_lines
% 0.75/1.69    ( X, Y ), ! unorthogonal_lines( X, Y ), alpha1( X, Z ) }.
% 0.75/1.69  (18) {G0,W6,D2,L2,V2,M1} I { unorthogonal_lines( Y, X ), ! alpha1( X, Y )
% 0.75/1.69     }.
% 0.75/1.69  (21) {G0,W3,D2,L1,V0,M1} I { ! unorthogonal_lines( skol3, skol1 ) }.
% 0.75/1.69  (22) {G0,W3,D2,L1,V0,M1} I { ! convergent_lines( skol3, skol2 ) }.
% 0.75/1.69  (23) {G0,W3,D2,L1,V0,M1} I { unorthogonal_lines( skol1, skol2 ) }.
% 0.75/1.69  (34) {G1,W3,D2,L1,V0,M1} R(14,21) { convergent_lines( skol3, skol1 ) }.
% 0.75/1.69  (39) {G2,W6,D2,L2,V1,M1} R(5,34) { convergent_lines( skol1, X ), 
% 0.75/1.69    convergent_lines( skol3, X ) }.
% 0.75/1.69  (159) {G1,W12,D2,L4,V3,M2} R(15,18) { convergent_lines( X, Y ), ! 
% 0.75/1.69    convergent_lines( Z, Y ), unorthogonal_lines( X, Z ), ! 
% 0.75/1.69    unorthogonal_lines( Z, Y ) }.
% 0.75/1.69  (660) {G3,W6,D2,L2,V1,M1} R(159,21);r(39) { convergent_lines( skol3, X ), !
% 0.75/1.69     unorthogonal_lines( skol1, X ) }.
% 0.75/1.69  (666) {G4,W0,D0,L0,V0,M0} R(660,23);r(22) {  }.
% 0.75/1.69  
% 0.75/1.69  
% 0.75/1.69  % SZS output end Refutation
% 0.75/1.69  found a proof!
% 0.75/1.69  
% 0.75/1.69  
% 0.75/1.69  Unprocessed initial clauses:
% 0.75/1.69  
% 0.75/1.69  (668) {G0,W3,D2,L1,V1,M1}  { ! distinct_points( X, X ) }.
% 0.75/1.69  (669) {G0,W3,D2,L1,V1,M1}  { ! distinct_lines( X, X ) }.
% 0.75/1.69  (670) {G0,W3,D2,L1,V1,M1}  { ! convergent_lines( X, X ) }.
% 0.75/1.69  (671) {G0,W9,D2,L3,V3,M3}  { ! distinct_points( X, Y ), distinct_points( X
% 0.75/1.69    , Z ), distinct_points( Y, Z ) }.
% 0.75/1.69  (672) {G0,W9,D2,L3,V3,M3}  { ! distinct_lines( X, Y ), distinct_lines( X, Z
% 0.75/1.69     ), distinct_lines( Y, Z ) }.
% 0.75/1.69  (673) {G0,W9,D2,L3,V3,M3}  { ! convergent_lines( X, Y ), convergent_lines( 
% 0.75/1.69    X, Z ), convergent_lines( Y, Z ) }.
% 0.75/1.69  (674) {G0,W11,D3,L3,V3,M3}  { ! distinct_points( X, Y ), ! 
% 0.75/1.69    apart_point_and_line( Z, line_connecting( X, Y ) ), distinct_points( Z, X
% 0.75/1.69     ) }.
% 0.75/1.69  (675) {G0,W11,D3,L3,V3,M3}  { ! distinct_points( X, Y ), ! 
% 0.75/1.69    apart_point_and_line( Z, line_connecting( X, Y ) ), distinct_points( Z, Y
% 0.75/1.69     ) }.
% 0.75/1.69  (676) {G0,W11,D3,L3,V3,M3}  { ! convergent_lines( X, Y ), ! 
% 0.75/1.69    apart_point_and_line( Z, X ), distinct_points( Z, intersection_point( X, 
% 0.75/1.69    Y ) ) }.
% 0.75/1.69  (677) {G0,W11,D3,L3,V3,M3}  { ! convergent_lines( X, Y ), ! 
% 0.75/1.69    apart_point_and_line( Z, Y ), distinct_points( Z, intersection_point( X, 
% 0.75/1.69    Y ) ) }.
% 0.75/1.69  (678) {G0,W18,D2,L6,V4,M6}  { ! distinct_points( X, Y ), ! distinct_lines( 
% 0.75/1.69    Z, T ), apart_point_and_line( X, Z ), apart_point_and_line( X, T ), 
% 0.75/1.69    apart_point_and_line( Y, Z ), apart_point_and_line( Y, T ) }.
% 0.75/1.69  (679) {G0,W9,D2,L3,V3,M3}  { ! apart_point_and_line( X, Y ), 
% 0.75/1.69    distinct_points( X, Z ), apart_point_and_line( Z, Y ) }.
% 0.75/1.69  (680) {G0,W9,D2,L3,V3,M3}  { ! apart_point_and_line( X, Y ), distinct_lines
% 0.75/1.69    ( Y, Z ), apart_point_and_line( X, Z ) }.
% 0.75/1.69  (681) {G0,W6,D2,L2,V2,M2}  { ! convergent_lines( X, Y ), distinct_lines( X
% 0.75/1.69    , Y ) }.
% 0.75/1.69  (682) {G0,W6,D2,L2,V2,M2}  { convergent_lines( X, Y ), unorthogonal_lines( 
% 0.75/1.69    X, Y ) }.
% 0.75/1.69  (683) {G0,W12,D2,L4,V3,M4}  { alpha1( X, Z ), convergent_lines( Z, Y ), ! 
% 0.75/1.69    convergent_lines( X, Y ), ! unorthogonal_lines( X, Y ) }.
% 0.75/1.69  (684) {G0,W12,D2,L4,V3,M4}  { alpha1( X, Z ), unorthogonal_lines( Z, Y ), !
% 0.75/1.69     convergent_lines( X, Y ), ! unorthogonal_lines( X, Y ) }.
% 0.75/1.69  (685) {G0,W6,D2,L2,V2,M2}  { ! alpha1( X, Y ), convergent_lines( Y, X ) }.
% 0.75/1.69  (686) {G0,W6,D2,L2,V2,M2}  { ! alpha1( X, Y ), unorthogonal_lines( Y, X )
% 0.75/1.69     }.
% 0.75/1.69  (687) {G0,W9,D2,L3,V2,M3}  { ! convergent_lines( Y, X ), ! 
% 0.75/1.69    unorthogonal_lines( Y, X ), alpha1( X, Y ) }.
% 0.75/1.69  (688) {G0,W9,D2,L3,V3,M3}  { unorthogonal_lines( Z, X ), unorthogonal_lines
% 0.75/1.69    ( Z, Y ), ! convergent_lines( X, Y ) }.
% 0.75/1.69  (689) {G0,W3,D2,L1,V0,M1}  { ! unorthogonal_lines( skol3, skol1 ) }.
% 0.75/1.69  (690) {G0,W3,D2,L1,V0,M1}  { ! convergent_lines( skol3, skol2 ) }.
% 0.75/1.69  (691) {G0,W3,D2,L1,V0,M1}  { unorthogonal_lines( skol1, skol2 ) }.
% 0.75/1.69  
% 0.75/1.69  
% 0.75/1.69  Total Proof:
% 0.75/1.69  
% 0.75/1.69  subsumption: (5) {G0,W9,D2,L3,V3,M3} I { convergent_lines( X, Z ), 
% 0.75/1.69    convergent_lines( Y, Z ), ! convergent_lines( X, Y ) }.
% 0.75/1.69  parent0: (673) {G0,W9,D2,L3,V3,M3}  { ! convergent_lines( X, Y ), 
% 0.75/1.69    convergent_lines( X, Z ), convergent_lines( Y, Z ) }.
% 0.75/1.69  substitution0:
% 0.75/1.69     X := X
% 0.75/1.69     Y := Y
% 0.75/1.69     Z := Z
% 0.75/1.69  end
% 0.75/1.69  permutation0:
% 0.75/1.69     0 ==> 2
% 0.75/1.69     1 ==> 0
% 0.75/1.69     2 ==> 1
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  subsumption: (14) {G0,W6,D2,L2,V2,M1} I { convergent_lines( X, Y ), 
% 0.75/1.69    unorthogonal_lines( X, Y ) }.
% 0.75/1.69  parent0: (682) {G0,W6,D2,L2,V2,M2}  { convergent_lines( X, Y ), 
% 0.75/1.69    unorthogonal_lines( X, Y ) }.
% 0.75/1.69  substitution0:
% 0.75/1.69     X := X
% 0.75/1.69     Y := Y
% 0.75/1.69  end
% 0.75/1.69  permutation0:
% 0.75/1.69     0 ==> 0
% 0.75/1.69     1 ==> 1
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  subsumption: (15) {G0,W12,D2,L4,V3,M1} I { convergent_lines( Z, Y ), ! 
% 0.75/1.69    convergent_lines( X, Y ), ! unorthogonal_lines( X, Y ), alpha1( X, Z )
% 0.75/1.69     }.
% 0.75/1.69  parent0: (683) {G0,W12,D2,L4,V3,M4}  { alpha1( X, Z ), convergent_lines( Z
% 0.75/1.69    , Y ), ! convergent_lines( X, Y ), ! unorthogonal_lines( X, Y ) }.
% 0.75/1.69  substitution0:
% 0.75/1.69     X := X
% 0.75/1.69     Y := Y
% 0.75/1.69     Z := Z
% 0.75/1.69  end
% 0.75/1.69  permutation0:
% 0.75/1.69     0 ==> 3
% 0.75/1.69     1 ==> 0
% 0.75/1.69     2 ==> 1
% 0.75/1.69     3 ==> 2
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  subsumption: (18) {G0,W6,D2,L2,V2,M1} I { unorthogonal_lines( Y, X ), ! 
% 0.75/1.69    alpha1( X, Y ) }.
% 0.75/1.69  parent0: (686) {G0,W6,D2,L2,V2,M2}  { ! alpha1( X, Y ), unorthogonal_lines
% 0.75/1.69    ( Y, X ) }.
% 0.75/1.69  substitution0:
% 0.75/1.69     X := X
% 0.75/1.69     Y := Y
% 0.75/1.69  end
% 0.75/1.69  permutation0:
% 0.75/1.69     0 ==> 1
% 0.75/1.69     1 ==> 0
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  subsumption: (21) {G0,W3,D2,L1,V0,M1} I { ! unorthogonal_lines( skol3, 
% 0.75/1.69    skol1 ) }.
% 0.75/1.69  parent0: (689) {G0,W3,D2,L1,V0,M1}  { ! unorthogonal_lines( skol3, skol1 )
% 0.75/1.69     }.
% 0.75/1.69  substitution0:
% 0.75/1.69  end
% 0.75/1.69  permutation0:
% 0.75/1.69     0 ==> 0
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  subsumption: (22) {G0,W3,D2,L1,V0,M1} I { ! convergent_lines( skol3, skol2
% 0.75/1.69     ) }.
% 0.75/1.69  parent0: (690) {G0,W3,D2,L1,V0,M1}  { ! convergent_lines( skol3, skol2 )
% 0.75/1.69     }.
% 0.75/1.69  substitution0:
% 0.75/1.69  end
% 0.75/1.69  permutation0:
% 0.75/1.69     0 ==> 0
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  subsumption: (23) {G0,W3,D2,L1,V0,M1} I { unorthogonal_lines( skol1, skol2
% 0.75/1.69     ) }.
% 0.75/1.69  parent0: (691) {G0,W3,D2,L1,V0,M1}  { unorthogonal_lines( skol1, skol2 )
% 0.75/1.69     }.
% 0.75/1.69  substitution0:
% 0.75/1.69  end
% 0.75/1.69  permutation0:
% 0.75/1.69     0 ==> 0
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  resolution: (752) {G1,W3,D2,L1,V0,M1}  { convergent_lines( skol3, skol1 )
% 0.75/1.69     }.
% 0.75/1.69  parent0[0]: (21) {G0,W3,D2,L1,V0,M1} I { ! unorthogonal_lines( skol3, skol1
% 0.75/1.69     ) }.
% 0.75/1.69  parent1[1]: (14) {G0,W6,D2,L2,V2,M1} I { convergent_lines( X, Y ), 
% 0.75/1.69    unorthogonal_lines( X, Y ) }.
% 0.75/1.69  substitution0:
% 0.75/1.69  end
% 0.75/1.69  substitution1:
% 0.75/1.69     X := skol3
% 0.75/1.69     Y := skol1
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  subsumption: (34) {G1,W3,D2,L1,V0,M1} R(14,21) { convergent_lines( skol3, 
% 0.75/1.69    skol1 ) }.
% 0.75/1.69  parent0: (752) {G1,W3,D2,L1,V0,M1}  { convergent_lines( skol3, skol1 ) }.
% 0.75/1.69  substitution0:
% 0.75/1.69  end
% 0.75/1.69  permutation0:
% 0.75/1.69     0 ==> 0
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  resolution: (753) {G1,W6,D2,L2,V1,M2}  { convergent_lines( skol3, X ), 
% 0.75/1.69    convergent_lines( skol1, X ) }.
% 0.75/1.69  parent0[2]: (5) {G0,W9,D2,L3,V3,M3} I { convergent_lines( X, Z ), 
% 0.75/1.69    convergent_lines( Y, Z ), ! convergent_lines( X, Y ) }.
% 0.75/1.69  parent1[0]: (34) {G1,W3,D2,L1,V0,M1} R(14,21) { convergent_lines( skol3, 
% 0.75/1.69    skol1 ) }.
% 0.75/1.69  substitution0:
% 0.75/1.69     X := skol3
% 0.75/1.69     Y := skol1
% 0.75/1.69     Z := X
% 0.75/1.69  end
% 0.75/1.69  substitution1:
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  subsumption: (39) {G2,W6,D2,L2,V1,M1} R(5,34) { convergent_lines( skol1, X
% 0.75/1.69     ), convergent_lines( skol3, X ) }.
% 0.75/1.69  parent0: (753) {G1,W6,D2,L2,V1,M2}  { convergent_lines( skol3, X ), 
% 0.75/1.69    convergent_lines( skol1, X ) }.
% 0.75/1.69  substitution0:
% 0.75/1.69     X := X
% 0.75/1.69  end
% 0.75/1.69  permutation0:
% 0.75/1.69     0 ==> 1
% 0.75/1.69     1 ==> 0
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  resolution: (755) {G1,W12,D2,L4,V3,M4}  { unorthogonal_lines( X, Y ), 
% 0.75/1.69    convergent_lines( X, Z ), ! convergent_lines( Y, Z ), ! 
% 0.75/1.69    unorthogonal_lines( Y, Z ) }.
% 0.75/1.69  parent0[1]: (18) {G0,W6,D2,L2,V2,M1} I { unorthogonal_lines( Y, X ), ! 
% 0.75/1.69    alpha1( X, Y ) }.
% 0.75/1.69  parent1[3]: (15) {G0,W12,D2,L4,V3,M1} I { convergent_lines( Z, Y ), ! 
% 0.75/1.69    convergent_lines( X, Y ), ! unorthogonal_lines( X, Y ), alpha1( X, Z )
% 0.75/1.69     }.
% 0.75/1.69  substitution0:
% 0.75/1.69     X := Y
% 0.75/1.69     Y := X
% 0.75/1.69  end
% 0.75/1.69  substitution1:
% 0.75/1.69     X := Y
% 0.75/1.69     Y := Z
% 0.75/1.69     Z := X
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  subsumption: (159) {G1,W12,D2,L4,V3,M2} R(15,18) { convergent_lines( X, Y )
% 0.75/1.69    , ! convergent_lines( Z, Y ), unorthogonal_lines( X, Z ), ! 
% 0.75/1.69    unorthogonal_lines( Z, Y ) }.
% 0.75/1.69  parent0: (755) {G1,W12,D2,L4,V3,M4}  { unorthogonal_lines( X, Y ), 
% 0.75/1.69    convergent_lines( X, Z ), ! convergent_lines( Y, Z ), ! 
% 0.75/1.69    unorthogonal_lines( Y, Z ) }.
% 0.75/1.69  substitution0:
% 0.75/1.69     X := X
% 0.75/1.69     Y := Z
% 0.75/1.69     Z := Y
% 0.75/1.69  end
% 0.75/1.69  permutation0:
% 0.75/1.69     0 ==> 2
% 0.75/1.69     1 ==> 0
% 0.75/1.69     2 ==> 1
% 0.75/1.69     3 ==> 3
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  resolution: (756) {G1,W9,D2,L3,V1,M3}  { convergent_lines( skol3, X ), ! 
% 0.75/1.69    convergent_lines( skol1, X ), ! unorthogonal_lines( skol1, X ) }.
% 0.75/1.69  parent0[0]: (21) {G0,W3,D2,L1,V0,M1} I { ! unorthogonal_lines( skol3, skol1
% 0.75/1.69     ) }.
% 0.75/1.69  parent1[2]: (159) {G1,W12,D2,L4,V3,M2} R(15,18) { convergent_lines( X, Y )
% 0.75/1.69    , ! convergent_lines( Z, Y ), unorthogonal_lines( X, Z ), ! 
% 0.75/1.69    unorthogonal_lines( Z, Y ) }.
% 0.75/1.69  substitution0:
% 0.75/1.69  end
% 0.75/1.69  substitution1:
% 0.75/1.69     X := skol3
% 0.75/1.69     Y := X
% 0.75/1.69     Z := skol1
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  resolution: (757) {G2,W9,D2,L3,V1,M3}  { convergent_lines( skol3, X ), ! 
% 0.75/1.69    unorthogonal_lines( skol1, X ), convergent_lines( skol3, X ) }.
% 0.75/1.69  parent0[1]: (756) {G1,W9,D2,L3,V1,M3}  { convergent_lines( skol3, X ), ! 
% 0.75/1.69    convergent_lines( skol1, X ), ! unorthogonal_lines( skol1, X ) }.
% 0.75/1.69  parent1[0]: (39) {G2,W6,D2,L2,V1,M1} R(5,34) { convergent_lines( skol1, X )
% 0.75/1.69    , convergent_lines( skol3, X ) }.
% 0.75/1.69  substitution0:
% 0.75/1.69     X := X
% 0.75/1.69  end
% 0.75/1.69  substitution1:
% 0.75/1.69     X := X
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  factor: (758) {G2,W6,D2,L2,V1,M2}  { convergent_lines( skol3, X ), ! 
% 0.75/1.69    unorthogonal_lines( skol1, X ) }.
% 0.75/1.69  parent0[0, 2]: (757) {G2,W9,D2,L3,V1,M3}  { convergent_lines( skol3, X ), !
% 0.75/1.69     unorthogonal_lines( skol1, X ), convergent_lines( skol3, X ) }.
% 0.75/1.69  substitution0:
% 0.75/1.69     X := X
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  subsumption: (660) {G3,W6,D2,L2,V1,M1} R(159,21);r(39) { convergent_lines( 
% 0.75/1.69    skol3, X ), ! unorthogonal_lines( skol1, X ) }.
% 0.75/1.69  parent0: (758) {G2,W6,D2,L2,V1,M2}  { convergent_lines( skol3, X ), ! 
% 0.75/1.69    unorthogonal_lines( skol1, X ) }.
% 0.75/1.69  substitution0:
% 0.75/1.69     X := X
% 0.75/1.69  end
% 0.75/1.69  permutation0:
% 0.75/1.69     0 ==> 0
% 0.75/1.69     1 ==> 1
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  resolution: (759) {G1,W3,D2,L1,V0,M1}  { convergent_lines( skol3, skol2 )
% 0.75/1.69     }.
% 0.75/1.69  parent0[1]: (660) {G3,W6,D2,L2,V1,M1} R(159,21);r(39) { convergent_lines( 
% 0.75/1.69    skol3, X ), ! unorthogonal_lines( skol1, X ) }.
% 0.75/1.69  parent1[0]: (23) {G0,W3,D2,L1,V0,M1} I { unorthogonal_lines( skol1, skol2 )
% 0.75/1.69     }.
% 0.75/1.69  substitution0:
% 0.75/1.69     X := skol2
% 0.75/1.69  end
% 0.75/1.69  substitution1:
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  resolution: (760) {G1,W0,D0,L0,V0,M0}  {  }.
% 0.75/1.69  parent0[0]: (22) {G0,W3,D2,L1,V0,M1} I { ! convergent_lines( skol3, skol2 )
% 0.75/1.69     }.
% 0.75/1.69  parent1[0]: (759) {G1,W3,D2,L1,V0,M1}  { convergent_lines( skol3, skol2 )
% 0.75/1.69     }.
% 0.75/1.69  substitution0:
% 0.75/1.69  end
% 0.75/1.69  substitution1:
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  subsumption: (666) {G4,W0,D0,L0,V0,M0} R(660,23);r(22) {  }.
% 0.75/1.69  parent0: (760) {G1,W0,D0,L0,V0,M0}  {  }.
% 0.75/1.69  substitution0:
% 0.75/1.69  end
% 0.75/1.69  permutation0:
% 0.75/1.69  end
% 0.75/1.69  
% 0.75/1.69  Proof check complete!
% 0.75/1.69  
% 0.75/1.69  Memory use:
% 0.75/1.69  
% 0.75/1.69  space for terms:        10075
% 0.75/1.69  space for clauses:      23664
% 0.75/1.69  
% 0.75/1.69  
% 0.75/1.69  clauses generated:      40381
% 0.75/1.69  clauses kept:           667
% 0.75/1.69  clauses selected:       277
% 0.75/1.69  clauses deleted:        0
% 0.75/1.69  clauses inuse deleted:  0
% 0.75/1.69  
% 0.75/1.69  subsentry:          575999
% 0.75/1.69  literals s-matched: 374168
% 0.75/1.69  literals matched:   374138
% 0.75/1.69  full subsumption:   339886
% 0.75/1.69  
% 0.75/1.69  checksum:           373113
% 0.75/1.69  
% 0.75/1.69  
% 0.75/1.69  Bliksem ended
%------------------------------------------------------------------------------