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Bliksem---1.12.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : SEU326+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n007.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 : Tue Jul 19 07:12:29 EDT 2022

% Result   : Theorem 1.75s 2.15s
% Output   : Refutation 1.75s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.13  % Problem  : SEU326+1 : TPTP v8.1.0. Released v3.3.0.
% 0.04/0.14  % Command  : bliksem %s
% 0.14/0.35  % Computer : n007.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % DateTime : Sun Jun 19 18:51:44 EDT 2022
% 0.14/0.36  % CPUTime  : 
% 0.77/1.17  *** allocated 10000 integers for termspace/termends
% 0.77/1.17  *** allocated 10000 integers for clauses
% 0.77/1.17  *** allocated 10000 integers for justifications
% 0.77/1.17  Bliksem 1.12
% 0.77/1.17  
% 0.77/1.17  
% 0.77/1.17  Automatic Strategy Selection
% 0.77/1.17  
% 0.77/1.17  
% 0.77/1.17  Clauses:
% 0.77/1.17  
% 0.77/1.17  { ! in( X, Y ), ! in( Y, X ) }.
% 0.77/1.17  { ! v1_membered( X ), ! element( Y, X ), v1_xcmplx_0( Y ) }.
% 0.77/1.17  { ! v2_membered( X ), ! element( Y, X ), v1_xcmplx_0( Y ) }.
% 0.77/1.17  { ! v2_membered( X ), ! element( Y, X ), v1_xreal_0( Y ) }.
% 0.77/1.17  { ! v3_membered( X ), ! element( Y, X ), v1_xcmplx_0( Y ) }.
% 0.77/1.17  { ! v3_membered( X ), ! element( Y, X ), v1_xreal_0( Y ) }.
% 0.77/1.17  { ! v3_membered( X ), ! element( Y, X ), v1_rat_1( Y ) }.
% 0.77/1.17  { ! v4_membered( X ), ! element( Y, X ), alpha1( Y ) }.
% 0.77/1.17  { ! v4_membered( X ), ! element( Y, X ), v1_rat_1( Y ) }.
% 0.77/1.17  { ! alpha1( X ), v1_xcmplx_0( X ) }.
% 0.77/1.17  { ! alpha1( X ), v1_xreal_0( X ) }.
% 0.77/1.17  { ! alpha1( X ), v1_int_1( X ) }.
% 0.77/1.17  { ! v1_xcmplx_0( X ), ! v1_xreal_0( X ), ! v1_int_1( X ), alpha1( X ) }.
% 0.77/1.17  { ! v5_membered( X ), ! element( Y, X ), alpha2( Y ) }.
% 0.77/1.17  { ! v5_membered( X ), ! element( Y, X ), v1_rat_1( Y ) }.
% 0.77/1.17  { ! alpha2( X ), alpha7( X ) }.
% 0.77/1.17  { ! alpha2( X ), v1_int_1( X ) }.
% 0.77/1.17  { ! alpha7( X ), ! v1_int_1( X ), alpha2( X ) }.
% 0.77/1.17  { ! alpha7( X ), v1_xcmplx_0( X ) }.
% 0.77/1.17  { ! alpha7( X ), natural( X ) }.
% 0.77/1.17  { ! alpha7( X ), v1_xreal_0( X ) }.
% 0.77/1.17  { ! v1_xcmplx_0( X ), ! natural( X ), ! v1_xreal_0( X ), alpha7( X ) }.
% 0.77/1.17  { ! empty( X ), alpha3( X ) }.
% 0.77/1.17  { ! empty( X ), v5_membered( X ) }.
% 0.77/1.17  { ! alpha3( X ), alpha8( X ) }.
% 0.77/1.17  { ! alpha3( X ), v4_membered( X ) }.
% 0.77/1.17  { ! alpha8( X ), ! v4_membered( X ), alpha3( X ) }.
% 0.77/1.17  { ! alpha8( X ), v1_membered( X ) }.
% 0.77/1.17  { ! alpha8( X ), v2_membered( X ) }.
% 0.77/1.17  { ! alpha8( X ), v3_membered( X ) }.
% 0.77/1.17  { ! v1_membered( X ), ! v2_membered( X ), ! v3_membered( X ), alpha8( X ) }
% 0.77/1.17    .
% 0.77/1.17  { ! v1_membered( X ), ! element( Y, powerset( X ) ), v1_membered( Y ) }.
% 0.77/1.17  { ! v2_membered( X ), ! element( Y, powerset( X ) ), v1_membered( Y ) }.
% 0.77/1.17  { ! v2_membered( X ), ! element( Y, powerset( X ) ), v2_membered( Y ) }.
% 0.77/1.17  { ! v3_membered( X ), ! element( Y, powerset( X ) ), v1_membered( Y ) }.
% 0.77/1.17  { ! v3_membered( X ), ! element( Y, powerset( X ) ), v2_membered( Y ) }.
% 0.77/1.17  { ! v3_membered( X ), ! element( Y, powerset( X ) ), v3_membered( Y ) }.
% 0.77/1.17  { ! v4_membered( X ), ! element( Y, powerset( X ) ), alpha4( Y ) }.
% 0.77/1.17  { ! v4_membered( X ), ! element( Y, powerset( X ) ), v4_membered( Y ) }.
% 0.77/1.17  { ! alpha4( X ), v1_membered( X ) }.
% 0.77/1.17  { ! alpha4( X ), v2_membered( X ) }.
% 0.77/1.17  { ! alpha4( X ), v3_membered( X ) }.
% 0.77/1.17  { ! v1_membered( X ), ! v2_membered( X ), ! v3_membered( X ), alpha4( X ) }
% 0.77/1.17    .
% 0.77/1.17  { ! v5_membered( X ), v4_membered( X ) }.
% 0.77/1.17  { ! v5_membered( X ), ! element( Y, powerset( X ) ), alpha5( Y ) }.
% 0.77/1.17  { ! v5_membered( X ), ! element( Y, powerset( X ) ), v5_membered( Y ) }.
% 0.77/1.17  { ! alpha5( X ), alpha9( X ) }.
% 0.77/1.17  { ! alpha5( X ), v4_membered( X ) }.
% 0.77/1.17  { ! alpha9( X ), ! v4_membered( X ), alpha5( X ) }.
% 0.77/1.17  { ! alpha9( X ), v1_membered( X ) }.
% 0.77/1.17  { ! alpha9( X ), v2_membered( X ) }.
% 0.77/1.17  { ! alpha9( X ), v3_membered( X ) }.
% 0.77/1.17  { ! v1_membered( X ), ! v2_membered( X ), ! v3_membered( X ), alpha9( X ) }
% 0.77/1.17    .
% 0.77/1.17  { ! v4_membered( X ), v3_membered( X ) }.
% 0.77/1.17  { ! v3_membered( X ), v2_membered( X ) }.
% 0.77/1.17  { ! v2_membered( X ), v1_membered( X ) }.
% 0.77/1.17  { && }.
% 0.77/1.17  { && }.
% 0.77/1.17  { ! element( Y, powerset( powerset( X ) ) ), element( 
% 0.77/1.17    complements_of_subsets( X, Y ), powerset( powerset( X ) ) ) }.
% 0.77/1.17  { && }.
% 0.77/1.17  { element( skol1( X ), X ) }.
% 0.77/1.17  { ! empty( powerset( X ) ) }.
% 0.77/1.17  { empty( empty_set ) }.
% 0.77/1.17  { v1_membered( empty_set ) }.
% 0.77/1.17  { v2_membered( empty_set ) }.
% 0.77/1.17  { v3_membered( empty_set ) }.
% 0.77/1.17  { v4_membered( empty_set ) }.
% 0.77/1.17  { v5_membered( empty_set ) }.
% 0.77/1.17  { ! element( Y, powerset( powerset( X ) ) ), complements_of_subsets( X, 
% 0.77/1.17    complements_of_subsets( X, Y ) ) = Y }.
% 0.77/1.17  { ! empty( skol2 ) }.
% 0.77/1.17  { v1_membered( skol2 ) }.
% 0.77/1.17  { v2_membered( skol2 ) }.
% 0.77/1.17  { v3_membered( skol2 ) }.
% 0.77/1.17  { v4_membered( skol2 ) }.
% 0.77/1.17  { v5_membered( skol2 ) }.
% 0.77/1.17  { empty( X ), ! empty( skol3( Y ) ) }.
% 0.77/1.17  { empty( X ), element( skol3( X ), powerset( X ) ) }.
% 0.77/1.17  { empty( skol4( Y ) ) }.
% 0.77/1.17  { element( skol4( X ), powerset( X ) ) }.
% 0.77/1.17  { subset( X, X ) }.
% 0.77/1.17  { element( skol6, powerset( powerset( skol5 ) ) ) }.
% 0.77/1.17  { alpha6( skol5, skol6 ), ! complements_of_subsets( skol5, skol6 ) = 
% 0.77/1.17    empty_set }.
% 0.77/1.17  { alpha6( skol5, skol6 ), skol6 = empty_set }.
% 0.77/1.17  { ! alpha6( X, Y ), ! Y = empty_set }.
% 1.75/2.15  { ! alpha6( X, Y ), complements_of_subsets( X, Y ) = empty_set }.
% 1.75/2.15  { Y = empty_set, ! complements_of_subsets( X, Y ) = empty_set, alpha6( X, Y
% 1.75/2.15     ) }.
% 1.75/2.15  { ! in( X, Y ), element( X, Y ) }.
% 1.75/2.15  { ! element( X, Y ), empty( Y ), in( X, Y ) }.
% 1.75/2.15  { ! element( X, powerset( Y ) ), subset( X, Y ) }.
% 1.75/2.15  { ! subset( X, Y ), element( X, powerset( Y ) ) }.
% 1.75/2.15  { ! element( Y, powerset( powerset( X ) ) ), Y = empty_set, ! 
% 1.75/2.15    complements_of_subsets( X, Y ) = empty_set }.
% 1.75/2.15  { ! in( X, Z ), ! element( Z, powerset( Y ) ), element( X, Y ) }.
% 1.75/2.15  { ! in( X, Y ), ! element( Y, powerset( Z ) ), ! empty( Z ) }.
% 1.75/2.15  { ! empty( X ), X = empty_set }.
% 1.75/2.15  { ! in( X, Y ), ! empty( Y ) }.
% 1.75/2.15  { ! empty( X ), X = Y, ! empty( Y ) }.
% 1.75/2.15  
% 1.75/2.15  percentage equality = 0.052885, percentage horn = 0.957447
% 1.75/2.15  This is a problem with some equality
% 1.75/2.15  
% 1.75/2.15  
% 1.75/2.15  
% 1.75/2.15  Options Used:
% 1.75/2.15  
% 1.75/2.15  useres =            1
% 1.75/2.15  useparamod =        1
% 1.75/2.15  useeqrefl =         1
% 1.75/2.15  useeqfact =         1
% 1.75/2.15  usefactor =         1
% 1.75/2.15  usesimpsplitting =  0
% 1.75/2.15  usesimpdemod =      5
% 1.75/2.15  usesimpres =        3
% 1.75/2.15  
% 1.75/2.15  resimpinuse      =  1000
% 1.75/2.15  resimpclauses =     20000
% 1.75/2.15  substype =          eqrewr
% 1.75/2.15  backwardsubs =      1
% 1.75/2.15  selectoldest =      5
% 1.75/2.15  
% 1.75/2.15  litorderings [0] =  split
% 1.75/2.15  litorderings [1] =  extend the termordering, first sorting on arguments
% 1.75/2.15  
% 1.75/2.15  termordering =      kbo
% 1.75/2.15  
% 1.75/2.15  litapriori =        0
% 1.75/2.15  termapriori =       1
% 1.75/2.15  litaposteriori =    0
% 1.75/2.15  termaposteriori =   0
% 1.75/2.15  demodaposteriori =  0
% 1.75/2.15  ordereqreflfact =   0
% 1.75/2.15  
% 1.75/2.15  litselect =         negord
% 1.75/2.15  
% 1.75/2.15  maxweight =         15
% 1.75/2.15  maxdepth =          30000
% 1.75/2.15  maxlength =         115
% 1.75/2.15  maxnrvars =         195
% 1.75/2.15  excuselevel =       1
% 1.75/2.15  increasemaxweight = 1
% 1.75/2.15  
% 1.75/2.15  maxselected =       10000000
% 1.75/2.15  maxnrclauses =      10000000
% 1.75/2.15  
% 1.75/2.15  showgenerated =    0
% 1.75/2.15  showkept =         0
% 1.75/2.15  showselected =     0
% 1.75/2.15  showdeleted =      0
% 1.75/2.15  showresimp =       1
% 1.75/2.15  showstatus =       2000
% 1.75/2.15  
% 1.75/2.15  prologoutput =     0
% 1.75/2.15  nrgoals =          5000000
% 1.75/2.15  totalproof =       1
% 1.75/2.15  
% 1.75/2.15  Symbols occurring in the translation:
% 1.75/2.15  
% 1.75/2.15  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 1.75/2.15  .  [1, 2]      (w:1, o:41, a:1, s:1, b:0), 
% 1.75/2.15  &&  [3, 0]      (w:1, o:4, a:1, s:1, b:0), 
% 1.75/2.15  !  [4, 1]      (w:0, o:13, a:1, s:1, b:0), 
% 1.75/2.15  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 1.75/2.15  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 1.75/2.15  in  [37, 2]      (w:1, o:65, a:1, s:1, b:0), 
% 1.75/2.15  v1_membered  [38, 1]      (w:1, o:18, a:1, s:1, b:0), 
% 1.75/2.15  element  [39, 2]      (w:1, o:66, a:1, s:1, b:0), 
% 1.75/2.15  v1_xcmplx_0  [40, 1]      (w:1, o:19, a:1, s:1, b:0), 
% 1.75/2.15  v2_membered  [41, 1]      (w:1, o:23, a:1, s:1, b:0), 
% 1.75/2.15  v1_xreal_0  [42, 1]      (w:1, o:20, a:1, s:1, b:0), 
% 1.75/2.15  v3_membered  [43, 1]      (w:1, o:24, a:1, s:1, b:0), 
% 1.75/2.15  v1_rat_1  [44, 1]      (w:1, o:21, a:1, s:1, b:0), 
% 1.75/2.15  v4_membered  [45, 1]      (w:1, o:25, a:1, s:1, b:0), 
% 1.75/2.15  v1_int_1  [46, 1]      (w:1, o:22, a:1, s:1, b:0), 
% 1.75/2.15  v5_membered  [47, 1]      (w:1, o:26, a:1, s:1, b:0), 
% 1.75/2.15  natural  [48, 1]      (w:1, o:27, a:1, s:1, b:0), 
% 1.75/2.15  empty  [49, 1]      (w:1, o:28, a:1, s:1, b:0), 
% 1.75/2.15  powerset  [50, 1]      (w:1, o:29, a:1, s:1, b:0), 
% 1.75/2.15  complements_of_subsets  [51, 2]      (w:1, o:67, a:1, s:1, b:0), 
% 1.75/2.15  empty_set  [52, 0]      (w:1, o:8, a:1, s:1, b:0), 
% 1.75/2.15  subset  [53, 2]      (w:1, o:68, a:1, s:1, b:0), 
% 1.75/2.15  alpha1  [55, 1]      (w:1, o:30, a:1, s:1, b:1), 
% 1.75/2.15  alpha2  [56, 1]      (w:1, o:31, a:1, s:1, b:1), 
% 1.75/2.15  alpha3  [57, 1]      (w:1, o:32, a:1, s:1, b:1), 
% 1.75/2.15  alpha4  [58, 1]      (w:1, o:33, a:1, s:1, b:1), 
% 1.75/2.15  alpha5  [59, 1]      (w:1, o:34, a:1, s:1, b:1), 
% 1.75/2.15  alpha6  [60, 2]      (w:1, o:69, a:1, s:1, b:1), 
% 1.75/2.15  alpha7  [61, 1]      (w:1, o:35, a:1, s:1, b:1), 
% 1.75/2.15  alpha8  [62, 1]      (w:1, o:36, a:1, s:1, b:1), 
% 1.75/2.15  alpha9  [63, 1]      (w:1, o:37, a:1, s:1, b:1), 
% 1.75/2.15  skol1  [64, 1]      (w:1, o:38, a:1, s:1, b:1), 
% 1.75/2.15  skol2  [65, 0]      (w:1, o:10, a:1, s:1, b:1), 
% 1.75/2.15  skol3  [66, 1]      (w:1, o:39, a:1, s:1, b:1), 
% 1.75/2.15  skol4  [67, 1]      (w:1, o:40, a:1, s:1, b:1), 
% 1.75/2.15  skol5  [68, 0]      (w:1, o:11, a:1, s:1, b:1), 
% 1.75/2.15  skol6  [69, 0]      (w:1, o:12, a:1, s:1, b:1).
% 1.75/2.15  
% 1.75/2.15  
% 1.75/2.15  Starting Search:
% 1.75/2.15  
% 1.75/2.15  *** allocated 15000 integers for clauses
% 1.75/2.15  *** allocated 22500 integers for clauses
% 1.75/2.15  *** allocated 33750 integers for clauses
% 1.75/2.15  *** allocated 50625 integers for clauses
% 1.75/2.15  *** allocated 15000 integers for termspace/termends
% 1.75/2.15  Resimplifying inuse:
% 1.75/2.15  Done
% 1.75/2.15  
% 1.75/2.15  *** allocated 75937 integers for clauses
% 1.75/2.15  *** allocated 22500 integers for termspace/termends
% 1.75/2.15  *** allocated 113905 integers for clauses
% 1.75/2.15  
% 1.75/2.15  Intermediate Status:
% 1.75/2.15  Generated:    7144
% 1.75/2.15  Kept:         2002
% 1.75/2.15  Inuse:        466
% 1.75/2.15  Deleted:      67
% 1.75/2.15  Deletedinuse: 18
% 1.75/2.15  
% 1.75/2.15  *** allocated 33750 integers for termspace/termends
% 1.75/2.15  Resimplifying inuse:
% 1.75/2.15  Done
% 1.75/2.15  
% 1.75/2.15  *** allocated 170857 integers for clauses
% 1.75/2.15  *** allocated 50625 integers for termspace/termends
% 1.75/2.15  Resimplifying inuse:
% 1.75/2.15  Done
% 1.75/2.15  
% 1.75/2.15  
% 1.75/2.15  Intermediate Status:
% 1.75/2.15  Generated:    18843
% 1.75/2.15  Kept:         4011
% 1.75/2.15  Inuse:        779
% 1.75/2.15  Deleted:      85
% 1.75/2.15  Deletedinuse: 22
% 1.75/2.15  
% 1.75/2.15  Resimplifying inuse:
% 1.75/2.15  Done
% 1.75/2.15  
% 1.75/2.15  *** allocated 256285 integers for clauses
% 1.75/2.15  *** allocated 75937 integers for termspace/termends
% 1.75/2.15  Resimplifying inuse:
% 1.75/2.15  Done
% 1.75/2.15  
% 1.75/2.15  
% 1.75/2.15  Intermediate Status:
% 1.75/2.15  Generated:    29111
% 1.75/2.15  Kept:         6012
% 1.75/2.15  Inuse:        970
% 1.75/2.15  Deleted:      105
% 1.75/2.15  Deletedinuse: 22
% 1.75/2.15  
% 1.75/2.15  Resimplifying inuse:
% 1.75/2.15  Done
% 1.75/2.15  
% 1.75/2.15  *** allocated 384427 integers for clauses
% 1.75/2.15  *** allocated 113905 integers for termspace/termends
% 1.75/2.15  Resimplifying inuse:
% 1.75/2.15  Done
% 1.75/2.15  
% 1.75/2.15  
% 1.75/2.15  Intermediate Status:
% 1.75/2.15  Generated:    40562
% 1.75/2.15  Kept:         8138
% 1.75/2.15  Inuse:        1091
% 1.75/2.15  Deleted:      108
% 1.75/2.15  Deletedinuse: 23
% 1.75/2.15  
% 1.75/2.15  Resimplifying inuse:
% 1.75/2.15  Done
% 1.75/2.15  
% 1.75/2.15  Resimplifying inuse:
% 1.75/2.15  Done
% 1.75/2.15  
% 1.75/2.15  *** allocated 576640 integers for clauses
% 1.75/2.15  *** allocated 170857 integers for termspace/termends
% 1.75/2.15  
% 1.75/2.15  Intermediate Status:
% 1.75/2.15  Generated:    48813
% 1.75/2.15  Kept:         10166
% 1.75/2.15  Inuse:        1176
% 1.75/2.15  Deleted:      113
% 1.75/2.15  Deletedinuse: 23
% 1.75/2.15  
% 1.75/2.15  Resimplifying inuse:
% 1.75/2.15  Done
% 1.75/2.15  
% 1.75/2.15  Resimplifying inuse:
% 1.75/2.15  Done
% 1.75/2.15  
% 1.75/2.15  
% 1.75/2.15  Bliksems!, er is een bewijs:
% 1.75/2.15  % SZS status Theorem
% 1.75/2.15  % SZS output start Refutation
% 1.75/2.15  
% 1.75/2.15  (57) {G0,W12,D4,L2,V2,M2} I { ! element( Y, powerset( powerset( X ) ) ), 
% 1.75/2.15    element( complements_of_subsets( X, Y ), powerset( powerset( X ) ) ) }.
% 1.75/2.15  (66) {G0,W12,D4,L2,V2,M2} I { ! element( Y, powerset( powerset( X ) ) ), 
% 1.75/2.15    complements_of_subsets( X, complements_of_subsets( X, Y ) ) ==> Y }.
% 1.75/2.15  (75) {G0,W3,D3,L1,V1,M1} I { empty( skol4( Y ) ) }.
% 1.75/2.15  (76) {G0,W5,D3,L1,V1,M1} I { element( skol4( X ), powerset( X ) ) }.
% 1.75/2.15  (78) {G0,W5,D4,L1,V0,M1} I { element( skol6, powerset( powerset( skol5 ) )
% 1.75/2.15     ) }.
% 1.75/2.15  (79) {G0,W8,D3,L2,V0,M2} I { alpha6( skol5, skol6 ), ! 
% 1.75/2.15    complements_of_subsets( skol5, skol6 ) ==> empty_set }.
% 1.75/2.15  (80) {G0,W6,D2,L2,V0,M2} I { alpha6( skol5, skol6 ), skol6 ==> empty_set
% 1.75/2.15     }.
% 1.75/2.15  (81) {G0,W6,D2,L2,V2,M2} I { ! alpha6( X, Y ), ! Y = empty_set }.
% 1.75/2.15  (82) {G0,W8,D3,L2,V2,M2} I { ! alpha6( X, Y ), complements_of_subsets( X, Y
% 1.75/2.15     ) ==> empty_set }.
% 1.75/2.15  (88) {G0,W13,D4,L3,V2,M3} I { ! element( Y, powerset( powerset( X ) ) ), Y 
% 1.75/2.15    = empty_set, ! complements_of_subsets( X, Y ) ==> empty_set }.
% 1.75/2.15  (91) {G0,W5,D2,L2,V1,M2} I { ! empty( X ), X = empty_set }.
% 1.75/2.15  (95) {G1,W3,D2,L1,V1,M1} Q(81) { ! alpha6( X, empty_set ) }.
% 1.75/2.15  (322) {G1,W4,D3,L1,V1,M1} R(91,75) { skol4( X ) ==> empty_set }.
% 1.75/2.15  (337) {G2,W4,D3,L1,V1,M1} S(76);d(322) { element( empty_set, powerset( X )
% 1.75/2.15     ) }.
% 1.75/2.15  (404) {G3,W7,D4,L1,V1,M1} R(57,337) { element( complements_of_subsets( X, 
% 1.75/2.15    empty_set ), powerset( powerset( X ) ) ) }.
% 1.75/2.15  (424) {G3,W7,D4,L1,V1,M1} R(66,337) { complements_of_subsets( X, 
% 1.75/2.15    complements_of_subsets( X, empty_set ) ) ==> empty_set }.
% 1.75/2.15  (528) {G1,W8,D3,L2,V0,M2} S(79);d(80) { alpha6( skol5, skol6 ), ! 
% 1.75/2.15    complements_of_subsets( skol5, empty_set ) ==> empty_set }.
% 1.75/2.15  (538) {G1,W8,D3,L2,V0,M2} R(82,80) { complements_of_subsets( skol5, skol6 )
% 1.75/2.15     ==> empty_set, skol6 ==> empty_set }.
% 1.75/2.15  (769) {G2,W3,D2,L1,V0,M1} R(88,78);d(538);q { skol6 ==> empty_set }.
% 1.75/2.15  (5422) {G4,W5,D3,L1,V1,M1} R(404,88);d(424);q { complements_of_subsets( X, 
% 1.75/2.15    empty_set ) ==> empty_set }.
% 1.75/2.15  (12081) {G5,W0,D0,L0,V0,M0} S(528);d(769);d(5422);q;r(95) {  }.
% 1.75/2.15  
% 1.75/2.15  
% 1.75/2.15  % SZS output end Refutation
% 1.75/2.15  found a proof!
% 1.75/2.15  
% 1.75/2.15  
% 1.75/2.15  Unprocessed initial clauses:
% 1.75/2.15  
% 1.75/2.15  (12083) {G0,W6,D2,L2,V2,M2}  { ! in( X, Y ), ! in( Y, X ) }.
% 1.75/2.15  (12084) {G0,W7,D2,L3,V2,M3}  { ! v1_membered( X ), ! element( Y, X ), 
% 1.75/2.15    v1_xcmplx_0( Y ) }.
% 1.75/2.15  (12085) {G0,W7,D2,L3,V2,M3}  { ! v2_membered( X ), ! element( Y, X ), 
% 1.75/2.15    v1_xcmplx_0( Y ) }.
% 1.75/2.15  (12086) {G0,W7,D2,L3,V2,M3}  { ! v2_membered( X ), ! element( Y, X ), 
% 1.75/2.15    v1_xreal_0( Y ) }.
% 1.75/2.15  (12087) {G0,W7,D2,L3,V2,M3}  { ! v3_membered( X ), ! element( Y, X ), 
% 1.75/2.15    v1_xcmplx_0( Y ) }.
% 1.75/2.15  (12088) {G0,W7,D2,L3,V2,M3}  { ! v3_membered( X ), ! element( Y, X ), 
% 1.75/2.15    v1_xreal_0( Y ) }.
% 1.75/2.15  (12089) {G0,W7,D2,L3,V2,M3}  { ! v3_membered( X ), ! element( Y, X ), 
% 1.75/2.15    v1_rat_1( Y ) }.
% 1.75/2.15  (12090) {G0,W7,D2,L3,V2,M3}  { ! v4_membered( X ), ! element( Y, X ), 
% 1.75/2.15    alpha1( Y ) }.
% 1.75/2.15  (12091) {G0,W7,D2,L3,V2,M3}  { ! v4_membered( X ), ! element( Y, X ), 
% 1.75/2.15    v1_rat_1( Y ) }.
% 1.75/2.15  (12092) {G0,W4,D2,L2,V1,M2}  { ! alpha1( X ), v1_xcmplx_0( X ) }.
% 1.75/2.15  (12093) {G0,W4,D2,L2,V1,M2}  { ! alpha1( X ), v1_xreal_0( X ) }.
% 1.75/2.15  (12094) {G0,W4,D2,L2,V1,M2}  { ! alpha1( X ), v1_int_1( X ) }.
% 1.75/2.15  (12095) {G0,W8,D2,L4,V1,M4}  { ! v1_xcmplx_0( X ), ! v1_xreal_0( X ), ! 
% 1.75/2.15    v1_int_1( X ), alpha1( X ) }.
% 1.75/2.15  (12096) {G0,W7,D2,L3,V2,M3}  { ! v5_membered( X ), ! element( Y, X ), 
% 1.75/2.15    alpha2( Y ) }.
% 1.75/2.15  (12097) {G0,W7,D2,L3,V2,M3}  { ! v5_membered( X ), ! element( Y, X ), 
% 1.75/2.15    v1_rat_1( Y ) }.
% 1.75/2.15  (12098) {G0,W4,D2,L2,V1,M2}  { ! alpha2( X ), alpha7( X ) }.
% 1.75/2.15  (12099) {G0,W4,D2,L2,V1,M2}  { ! alpha2( X ), v1_int_1( X ) }.
% 1.75/2.15  (12100) {G0,W6,D2,L3,V1,M3}  { ! alpha7( X ), ! v1_int_1( X ), alpha2( X )
% 1.75/2.15     }.
% 1.75/2.15  (12101) {G0,W4,D2,L2,V1,M2}  { ! alpha7( X ), v1_xcmplx_0( X ) }.
% 1.75/2.15  (12102) {G0,W4,D2,L2,V1,M2}  { ! alpha7( X ), natural( X ) }.
% 1.75/2.15  (12103) {G0,W4,D2,L2,V1,M2}  { ! alpha7( X ), v1_xreal_0( X ) }.
% 1.75/2.15  (12104) {G0,W8,D2,L4,V1,M4}  { ! v1_xcmplx_0( X ), ! natural( X ), ! 
% 1.75/2.15    v1_xreal_0( X ), alpha7( X ) }.
% 1.75/2.15  (12105) {G0,W4,D2,L2,V1,M2}  { ! empty( X ), alpha3( X ) }.
% 1.75/2.15  (12106) {G0,W4,D2,L2,V1,M2}  { ! empty( X ), v5_membered( X ) }.
% 1.75/2.15  (12107) {G0,W4,D2,L2,V1,M2}  { ! alpha3( X ), alpha8( X ) }.
% 1.75/2.15  (12108) {G0,W4,D2,L2,V1,M2}  { ! alpha3( X ), v4_membered( X ) }.
% 1.75/2.15  (12109) {G0,W6,D2,L3,V1,M3}  { ! alpha8( X ), ! v4_membered( X ), alpha3( X
% 1.75/2.15     ) }.
% 1.75/2.15  (12110) {G0,W4,D2,L2,V1,M2}  { ! alpha8( X ), v1_membered( X ) }.
% 1.75/2.15  (12111) {G0,W4,D2,L2,V1,M2}  { ! alpha8( X ), v2_membered( X ) }.
% 1.75/2.15  (12112) {G0,W4,D2,L2,V1,M2}  { ! alpha8( X ), v3_membered( X ) }.
% 1.75/2.15  (12113) {G0,W8,D2,L4,V1,M4}  { ! v1_membered( X ), ! v2_membered( X ), ! 
% 1.75/2.15    v3_membered( X ), alpha8( X ) }.
% 1.75/2.15  (12114) {G0,W8,D3,L3,V2,M3}  { ! v1_membered( X ), ! element( Y, powerset( 
% 1.75/2.15    X ) ), v1_membered( Y ) }.
% 1.75/2.15  (12115) {G0,W8,D3,L3,V2,M3}  { ! v2_membered( X ), ! element( Y, powerset( 
% 1.75/2.15    X ) ), v1_membered( Y ) }.
% 1.75/2.15  (12116) {G0,W8,D3,L3,V2,M3}  { ! v2_membered( X ), ! element( Y, powerset( 
% 1.75/2.15    X ) ), v2_membered( Y ) }.
% 1.75/2.15  (12117) {G0,W8,D3,L3,V2,M3}  { ! v3_membered( X ), ! element( Y, powerset( 
% 1.75/2.15    X ) ), v1_membered( Y ) }.
% 1.75/2.15  (12118) {G0,W8,D3,L3,V2,M3}  { ! v3_membered( X ), ! element( Y, powerset( 
% 1.75/2.15    X ) ), v2_membered( Y ) }.
% 1.75/2.15  (12119) {G0,W8,D3,L3,V2,M3}  { ! v3_membered( X ), ! element( Y, powerset( 
% 1.75/2.15    X ) ), v3_membered( Y ) }.
% 1.75/2.15  (12120) {G0,W8,D3,L3,V2,M3}  { ! v4_membered( X ), ! element( Y, powerset( 
% 1.75/2.15    X ) ), alpha4( Y ) }.
% 1.75/2.15  (12121) {G0,W8,D3,L3,V2,M3}  { ! v4_membered( X ), ! element( Y, powerset( 
% 1.75/2.15    X ) ), v4_membered( Y ) }.
% 1.75/2.15  (12122) {G0,W4,D2,L2,V1,M2}  { ! alpha4( X ), v1_membered( X ) }.
% 1.75/2.15  (12123) {G0,W4,D2,L2,V1,M2}  { ! alpha4( X ), v2_membered( X ) }.
% 1.75/2.15  (12124) {G0,W4,D2,L2,V1,M2}  { ! alpha4( X ), v3_membered( X ) }.
% 1.75/2.15  (12125) {G0,W8,D2,L4,V1,M4}  { ! v1_membered( X ), ! v2_membered( X ), ! 
% 1.75/2.15    v3_membered( X ), alpha4( X ) }.
% 1.75/2.15  (12126) {G0,W4,D2,L2,V1,M2}  { ! v5_membered( X ), v4_membered( X ) }.
% 1.75/2.15  (12127) {G0,W8,D3,L3,V2,M3}  { ! v5_membered( X ), ! element( Y, powerset( 
% 1.75/2.15    X ) ), alpha5( Y ) }.
% 1.75/2.15  (12128) {G0,W8,D3,L3,V2,M3}  { ! v5_membered( X ), ! element( Y, powerset( 
% 1.75/2.15    X ) ), v5_membered( Y ) }.
% 1.75/2.15  (12129) {G0,W4,D2,L2,V1,M2}  { ! alpha5( X ), alpha9( X ) }.
% 1.75/2.15  (12130) {G0,W4,D2,L2,V1,M2}  { ! alpha5( X ), v4_membered( X ) }.
% 1.75/2.15  (12131) {G0,W6,D2,L3,V1,M3}  { ! alpha9( X ), ! v4_membered( X ), alpha5( X
% 1.75/2.15     ) }.
% 1.75/2.15  (12132) {G0,W4,D2,L2,V1,M2}  { ! alpha9( X ), v1_membered( X ) }.
% 1.75/2.15  (12133) {G0,W4,D2,L2,V1,M2}  { ! alpha9( X ), v2_membered( X ) }.
% 1.75/2.15  (12134) {G0,W4,D2,L2,V1,M2}  { ! alpha9( X ), v3_membered( X ) }.
% 1.75/2.15  (12135) {G0,W8,D2,L4,V1,M4}  { ! v1_membered( X ), ! v2_membered( X ), ! 
% 1.75/2.15    v3_membered( X ), alpha9( X ) }.
% 1.75/2.15  (12136) {G0,W4,D2,L2,V1,M2}  { ! v4_membered( X ), v3_membered( X ) }.
% 1.75/2.15  (12137) {G0,W4,D2,L2,V1,M2}  { ! v3_membered( X ), v2_membered( X ) }.
% 1.75/2.15  (12138) {G0,W4,D2,L2,V1,M2}  { ! v2_membered( X ), v1_membered( X ) }.
% 1.75/2.15  (12139) {G0,W1,D1,L1,V0,M1}  { && }.
% 1.75/2.15  (12140) {G0,W1,D1,L1,V0,M1}  { && }.
% 1.75/2.15  (12141) {G0,W12,D4,L2,V2,M2}  { ! element( Y, powerset( powerset( X ) ) ), 
% 1.75/2.15    element( complements_of_subsets( X, Y ), powerset( powerset( X ) ) ) }.
% 1.75/2.15  (12142) {G0,W1,D1,L1,V0,M1}  { && }.
% 1.75/2.15  (12143) {G0,W4,D3,L1,V1,M1}  { element( skol1( X ), X ) }.
% 1.75/2.15  (12144) {G0,W3,D3,L1,V1,M1}  { ! empty( powerset( X ) ) }.
% 1.75/2.15  (12145) {G0,W2,D2,L1,V0,M1}  { empty( empty_set ) }.
% 1.75/2.15  (12146) {G0,W2,D2,L1,V0,M1}  { v1_membered( empty_set ) }.
% 1.75/2.15  (12147) {G0,W2,D2,L1,V0,M1}  { v2_membered( empty_set ) }.
% 1.75/2.15  (12148) {G0,W2,D2,L1,V0,M1}  { v3_membered( empty_set ) }.
% 1.75/2.15  (12149) {G0,W2,D2,L1,V0,M1}  { v4_membered( empty_set ) }.
% 1.75/2.15  (12150) {G0,W2,D2,L1,V0,M1}  { v5_membered( empty_set ) }.
% 1.75/2.15  (12151) {G0,W12,D4,L2,V2,M2}  { ! element( Y, powerset( powerset( X ) ) ), 
% 1.75/2.15    complements_of_subsets( X, complements_of_subsets( X, Y ) ) = Y }.
% 1.75/2.15  (12152) {G0,W2,D2,L1,V0,M1}  { ! empty( skol2 ) }.
% 1.75/2.15  (12153) {G0,W2,D2,L1,V0,M1}  { v1_membered( skol2 ) }.
% 1.75/2.15  (12154) {G0,W2,D2,L1,V0,M1}  { v2_membered( skol2 ) }.
% 1.75/2.15  (12155) {G0,W2,D2,L1,V0,M1}  { v3_membered( skol2 ) }.
% 1.75/2.15  (12156) {G0,W2,D2,L1,V0,M1}  { v4_membered( skol2 ) }.
% 1.75/2.15  (12157) {G0,W2,D2,L1,V0,M1}  { v5_membered( skol2 ) }.
% 1.75/2.15  (12158) {G0,W5,D3,L2,V2,M2}  { empty( X ), ! empty( skol3( Y ) ) }.
% 1.75/2.15  (12159) {G0,W7,D3,L2,V1,M2}  { empty( X ), element( skol3( X ), powerset( X
% 1.75/2.15     ) ) }.
% 1.75/2.15  (12160) {G0,W3,D3,L1,V1,M1}  { empty( skol4( Y ) ) }.
% 1.75/2.15  (12161) {G0,W5,D3,L1,V1,M1}  { element( skol4( X ), powerset( X ) ) }.
% 1.75/2.15  (12162) {G0,W3,D2,L1,V1,M1}  { subset( X, X ) }.
% 1.75/2.15  (12163) {G0,W5,D4,L1,V0,M1}  { element( skol6, powerset( powerset( skol5 )
% 1.75/2.15     ) ) }.
% 1.75/2.15  (12164) {G0,W8,D3,L2,V0,M2}  { alpha6( skol5, skol6 ), ! 
% 1.75/2.15    complements_of_subsets( skol5, skol6 ) = empty_set }.
% 1.75/2.15  (12165) {G0,W6,D2,L2,V0,M2}  { alpha6( skol5, skol6 ), skol6 = empty_set
% 1.75/2.15     }.
% 1.75/2.15  (12166) {G0,W6,D2,L2,V2,M2}  { ! alpha6( X, Y ), ! Y = empty_set }.
% 1.75/2.15  (12167) {G0,W8,D3,L2,V2,M2}  { ! alpha6( X, Y ), complements_of_subsets( X
% 1.75/2.15    , Y ) = empty_set }.
% 1.75/2.15  (12168) {G0,W11,D3,L3,V2,M3}  { Y = empty_set, ! complements_of_subsets( X
% 1.75/2.15    , Y ) = empty_set, alpha6( X, Y ) }.
% 1.75/2.15  (12169) {G0,W6,D2,L2,V2,M2}  { ! in( X, Y ), element( X, Y ) }.
% 1.75/2.15  (12170) {G0,W8,D2,L3,V2,M3}  { ! element( X, Y ), empty( Y ), in( X, Y )
% 1.75/2.15     }.
% 1.75/2.15  (12171) {G0,W7,D3,L2,V2,M2}  { ! element( X, powerset( Y ) ), subset( X, Y
% 1.75/2.15     ) }.
% 1.75/2.15  (12172) {G0,W7,D3,L2,V2,M2}  { ! subset( X, Y ), element( X, powerset( Y )
% 1.75/2.15     ) }.
% 1.75/2.15  (12173) {G0,W13,D4,L3,V2,M3}  { ! element( Y, powerset( powerset( X ) ) ), 
% 1.75/2.15    Y = empty_set, ! complements_of_subsets( X, Y ) = empty_set }.
% 1.75/2.15  (12174) {G0,W10,D3,L3,V3,M3}  { ! in( X, Z ), ! element( Z, powerset( Y ) )
% 1.75/2.15    , element( X, Y ) }.
% 1.75/2.15  (12175) {G0,W9,D3,L3,V3,M3}  { ! in( X, Y ), ! element( Y, powerset( Z ) )
% 1.75/2.15    , ! empty( Z ) }.
% 1.75/2.15  (12176) {G0,W5,D2,L2,V1,M2}  { ! empty( X ), X = empty_set }.
% 1.75/2.15  (12177) {G0,W5,D2,L2,V2,M2}  { ! in( X, Y ), ! empty( Y ) }.
% 1.75/2.15  (12178) {G0,W7,D2,L3,V2,M3}  { ! empty( X ), X = Y, ! empty( Y ) }.
% 1.75/2.15  
% 1.75/2.15  
% 1.75/2.15  Total Proof:
% 1.75/2.15  
% 1.75/2.15  subsumption: (57) {G0,W12,D4,L2,V2,M2} I { ! element( Y, powerset( powerset
% 1.75/2.15    ( X ) ) ), element( complements_of_subsets( X, Y ), powerset( powerset( X
% 1.75/2.15     ) ) ) }.
% 1.75/2.15  parent0: (12141) {G0,W12,D4,L2,V2,M2}  { ! element( Y, powerset( powerset( 
% 1.75/2.15    X ) ) ), element( complements_of_subsets( X, Y ), powerset( powerset( X )
% 1.75/2.15     ) ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15     Y := Y
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15     1 ==> 1
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (66) {G0,W12,D4,L2,V2,M2} I { ! element( Y, powerset( powerset
% 1.75/2.15    ( X ) ) ), complements_of_subsets( X, complements_of_subsets( X, Y ) ) 
% 1.75/2.15    ==> Y }.
% 1.75/2.15  parent0: (12151) {G0,W12,D4,L2,V2,M2}  { ! element( Y, powerset( powerset( 
% 1.75/2.15    X ) ) ), complements_of_subsets( X, complements_of_subsets( X, Y ) ) = Y
% 1.75/2.15     }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15     Y := Y
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15     1 ==> 1
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (75) {G0,W3,D3,L1,V1,M1} I { empty( skol4( Y ) ) }.
% 1.75/2.15  parent0: (12160) {G0,W3,D3,L1,V1,M1}  { empty( skol4( Y ) ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := Z
% 1.75/2.15     Y := Y
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (76) {G0,W5,D3,L1,V1,M1} I { element( skol4( X ), powerset( X
% 1.75/2.15     ) ) }.
% 1.75/2.15  parent0: (12161) {G0,W5,D3,L1,V1,M1}  { element( skol4( X ), powerset( X )
% 1.75/2.15     ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (78) {G0,W5,D4,L1,V0,M1} I { element( skol6, powerset( 
% 1.75/2.15    powerset( skol5 ) ) ) }.
% 1.75/2.15  parent0: (12163) {G0,W5,D4,L1,V0,M1}  { element( skol6, powerset( powerset
% 1.75/2.15    ( skol5 ) ) ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (79) {G0,W8,D3,L2,V0,M2} I { alpha6( skol5, skol6 ), ! 
% 1.75/2.15    complements_of_subsets( skol5, skol6 ) ==> empty_set }.
% 1.75/2.15  parent0: (12164) {G0,W8,D3,L2,V0,M2}  { alpha6( skol5, skol6 ), ! 
% 1.75/2.15    complements_of_subsets( skol5, skol6 ) = empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15     1 ==> 1
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (80) {G0,W6,D2,L2,V0,M2} I { alpha6( skol5, skol6 ), skol6 ==>
% 1.75/2.15     empty_set }.
% 1.75/2.15  parent0: (12165) {G0,W6,D2,L2,V0,M2}  { alpha6( skol5, skol6 ), skol6 = 
% 1.75/2.15    empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15     1 ==> 1
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (81) {G0,W6,D2,L2,V2,M2} I { ! alpha6( X, Y ), ! Y = empty_set
% 1.75/2.15     }.
% 1.75/2.15  parent0: (12166) {G0,W6,D2,L2,V2,M2}  { ! alpha6( X, Y ), ! Y = empty_set
% 1.75/2.15     }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15     Y := Y
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15     1 ==> 1
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (82) {G0,W8,D3,L2,V2,M2} I { ! alpha6( X, Y ), 
% 1.75/2.15    complements_of_subsets( X, Y ) ==> empty_set }.
% 1.75/2.15  parent0: (12167) {G0,W8,D3,L2,V2,M2}  { ! alpha6( X, Y ), 
% 1.75/2.15    complements_of_subsets( X, Y ) = empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15     Y := Y
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15     1 ==> 1
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (88) {G0,W13,D4,L3,V2,M3} I { ! element( Y, powerset( powerset
% 1.75/2.15    ( X ) ) ), Y = empty_set, ! complements_of_subsets( X, Y ) ==> empty_set
% 1.75/2.15     }.
% 1.75/2.15  parent0: (12173) {G0,W13,D4,L3,V2,M3}  { ! element( Y, powerset( powerset( 
% 1.75/2.15    X ) ) ), Y = empty_set, ! complements_of_subsets( X, Y ) = empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15     Y := Y
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15     1 ==> 1
% 1.75/2.15     2 ==> 2
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (91) {G0,W5,D2,L2,V1,M2} I { ! empty( X ), X = empty_set }.
% 1.75/2.15  parent0: (12176) {G0,W5,D2,L2,V1,M2}  { ! empty( X ), X = empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15     1 ==> 1
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqswap: (12231) {G0,W6,D2,L2,V2,M2}  { ! empty_set = X, ! alpha6( Y, X )
% 1.75/2.15     }.
% 1.75/2.15  parent0[1]: (81) {G0,W6,D2,L2,V2,M2} I { ! alpha6( X, Y ), ! Y = empty_set
% 1.75/2.15     }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := Y
% 1.75/2.15     Y := X
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqrefl: (12232) {G0,W3,D2,L1,V1,M1}  { ! alpha6( X, empty_set ) }.
% 1.75/2.15  parent0[0]: (12231) {G0,W6,D2,L2,V2,M2}  { ! empty_set = X, ! alpha6( Y, X
% 1.75/2.15     ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := empty_set
% 1.75/2.15     Y := X
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (95) {G1,W3,D2,L1,V1,M1} Q(81) { ! alpha6( X, empty_set ) }.
% 1.75/2.15  parent0: (12232) {G0,W3,D2,L1,V1,M1}  { ! alpha6( X, empty_set ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqswap: (12233) {G0,W5,D2,L2,V1,M2}  { empty_set = X, ! empty( X ) }.
% 1.75/2.15  parent0[1]: (91) {G0,W5,D2,L2,V1,M2} I { ! empty( X ), X = empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  resolution: (12234) {G1,W4,D3,L1,V1,M1}  { empty_set = skol4( X ) }.
% 1.75/2.15  parent0[1]: (12233) {G0,W5,D2,L2,V1,M2}  { empty_set = X, ! empty( X ) }.
% 1.75/2.15  parent1[0]: (75) {G0,W3,D3,L1,V1,M1} I { empty( skol4( Y ) ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := skol4( X )
% 1.75/2.15  end
% 1.75/2.15  substitution1:
% 1.75/2.15     X := Y
% 1.75/2.15     Y := X
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqswap: (12235) {G1,W4,D3,L1,V1,M1}  { skol4( X ) = empty_set }.
% 1.75/2.15  parent0[0]: (12234) {G1,W4,D3,L1,V1,M1}  { empty_set = skol4( X ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (322) {G1,W4,D3,L1,V1,M1} R(91,75) { skol4( X ) ==> empty_set
% 1.75/2.15     }.
% 1.75/2.15  parent0: (12235) {G1,W4,D3,L1,V1,M1}  { skol4( X ) = empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  paramod: (12237) {G1,W4,D3,L1,V1,M1}  { element( empty_set, powerset( X ) )
% 1.75/2.15     }.
% 1.75/2.15  parent0[0]: (322) {G1,W4,D3,L1,V1,M1} R(91,75) { skol4( X ) ==> empty_set
% 1.75/2.15     }.
% 1.75/2.15  parent1[0; 1]: (76) {G0,W5,D3,L1,V1,M1} I { element( skol4( X ), powerset( 
% 1.75/2.15    X ) ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  substitution1:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (337) {G2,W4,D3,L1,V1,M1} S(76);d(322) { element( empty_set, 
% 1.75/2.15    powerset( X ) ) }.
% 1.75/2.15  parent0: (12237) {G1,W4,D3,L1,V1,M1}  { element( empty_set, powerset( X ) )
% 1.75/2.15     }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  resolution: (12238) {G1,W7,D4,L1,V1,M1}  { element( complements_of_subsets
% 1.75/2.15    ( X, empty_set ), powerset( powerset( X ) ) ) }.
% 1.75/2.15  parent0[0]: (57) {G0,W12,D4,L2,V2,M2} I { ! element( Y, powerset( powerset
% 1.75/2.15    ( X ) ) ), element( complements_of_subsets( X, Y ), powerset( powerset( X
% 1.75/2.15     ) ) ) }.
% 1.75/2.15  parent1[0]: (337) {G2,W4,D3,L1,V1,M1} S(76);d(322) { element( empty_set, 
% 1.75/2.15    powerset( X ) ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15     Y := empty_set
% 1.75/2.15  end
% 1.75/2.15  substitution1:
% 1.75/2.15     X := powerset( X )
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (404) {G3,W7,D4,L1,V1,M1} R(57,337) { element( 
% 1.75/2.15    complements_of_subsets( X, empty_set ), powerset( powerset( X ) ) ) }.
% 1.75/2.15  parent0: (12238) {G1,W7,D4,L1,V1,M1}  { element( complements_of_subsets( X
% 1.75/2.15    , empty_set ), powerset( powerset( X ) ) ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqswap: (12239) {G0,W12,D4,L2,V2,M2}  { Y ==> complements_of_subsets( X, 
% 1.75/2.15    complements_of_subsets( X, Y ) ), ! element( Y, powerset( powerset( X ) )
% 1.75/2.15     ) }.
% 1.75/2.15  parent0[1]: (66) {G0,W12,D4,L2,V2,M2} I { ! element( Y, powerset( powerset
% 1.75/2.15    ( X ) ) ), complements_of_subsets( X, complements_of_subsets( X, Y ) ) 
% 1.75/2.15    ==> Y }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15     Y := Y
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  resolution: (12240) {G1,W7,D4,L1,V1,M1}  { empty_set ==> 
% 1.75/2.15    complements_of_subsets( X, complements_of_subsets( X, empty_set ) ) }.
% 1.75/2.15  parent0[1]: (12239) {G0,W12,D4,L2,V2,M2}  { Y ==> complements_of_subsets( X
% 1.75/2.15    , complements_of_subsets( X, Y ) ), ! element( Y, powerset( powerset( X )
% 1.75/2.15     ) ) }.
% 1.75/2.15  parent1[0]: (337) {G2,W4,D3,L1,V1,M1} S(76);d(322) { element( empty_set, 
% 1.75/2.15    powerset( X ) ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15     Y := empty_set
% 1.75/2.15  end
% 1.75/2.15  substitution1:
% 1.75/2.15     X := powerset( X )
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqswap: (12241) {G1,W7,D4,L1,V1,M1}  { complements_of_subsets( X, 
% 1.75/2.15    complements_of_subsets( X, empty_set ) ) ==> empty_set }.
% 1.75/2.15  parent0[0]: (12240) {G1,W7,D4,L1,V1,M1}  { empty_set ==> 
% 1.75/2.15    complements_of_subsets( X, complements_of_subsets( X, empty_set ) ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (424) {G3,W7,D4,L1,V1,M1} R(66,337) { complements_of_subsets( 
% 1.75/2.15    X, complements_of_subsets( X, empty_set ) ) ==> empty_set }.
% 1.75/2.15  parent0: (12241) {G1,W7,D4,L1,V1,M1}  { complements_of_subsets( X, 
% 1.75/2.15    complements_of_subsets( X, empty_set ) ) ==> empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  paramod: (12245) {G1,W11,D3,L3,V0,M3}  { ! complements_of_subsets( skol5, 
% 1.75/2.15    empty_set ) ==> empty_set, alpha6( skol5, skol6 ), alpha6( skol5, skol6 )
% 1.75/2.15     }.
% 1.75/2.15  parent0[1]: (80) {G0,W6,D2,L2,V0,M2} I { alpha6( skol5, skol6 ), skol6 ==> 
% 1.75/2.15    empty_set }.
% 1.75/2.15  parent1[1; 4]: (79) {G0,W8,D3,L2,V0,M2} I { alpha6( skol5, skol6 ), ! 
% 1.75/2.15    complements_of_subsets( skol5, skol6 ) ==> empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  substitution1:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  factor: (12269) {G1,W8,D3,L2,V0,M2}  { ! complements_of_subsets( skol5, 
% 1.75/2.15    empty_set ) ==> empty_set, alpha6( skol5, skol6 ) }.
% 1.75/2.15  parent0[1, 2]: (12245) {G1,W11,D3,L3,V0,M3}  { ! complements_of_subsets( 
% 1.75/2.15    skol5, empty_set ) ==> empty_set, alpha6( skol5, skol6 ), alpha6( skol5, 
% 1.75/2.15    skol6 ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (528) {G1,W8,D3,L2,V0,M2} S(79);d(80) { alpha6( skol5, skol6 )
% 1.75/2.15    , ! complements_of_subsets( skol5, empty_set ) ==> empty_set }.
% 1.75/2.15  parent0: (12269) {G1,W8,D3,L2,V0,M2}  { ! complements_of_subsets( skol5, 
% 1.75/2.15    empty_set ) ==> empty_set, alpha6( skol5, skol6 ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 1
% 1.75/2.15     1 ==> 0
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqswap: (12270) {G0,W8,D3,L2,V2,M2}  { empty_set ==> complements_of_subsets
% 1.75/2.15    ( X, Y ), ! alpha6( X, Y ) }.
% 1.75/2.15  parent0[1]: (82) {G0,W8,D3,L2,V2,M2} I { ! alpha6( X, Y ), 
% 1.75/2.15    complements_of_subsets( X, Y ) ==> empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15     Y := Y
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqswap: (12271) {G0,W6,D2,L2,V0,M2}  { empty_set ==> skol6, alpha6( skol5, 
% 1.75/2.15    skol6 ) }.
% 1.75/2.15  parent0[1]: (80) {G0,W6,D2,L2,V0,M2} I { alpha6( skol5, skol6 ), skol6 ==> 
% 1.75/2.15    empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  resolution: (12272) {G1,W8,D3,L2,V0,M2}  { empty_set ==> 
% 1.75/2.15    complements_of_subsets( skol5, skol6 ), empty_set ==> skol6 }.
% 1.75/2.15  parent0[1]: (12270) {G0,W8,D3,L2,V2,M2}  { empty_set ==> 
% 1.75/2.15    complements_of_subsets( X, Y ), ! alpha6( X, Y ) }.
% 1.75/2.15  parent1[1]: (12271) {G0,W6,D2,L2,V0,M2}  { empty_set ==> skol6, alpha6( 
% 1.75/2.15    skol5, skol6 ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := skol5
% 1.75/2.15     Y := skol6
% 1.75/2.15  end
% 1.75/2.15  substitution1:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqswap: (12274) {G1,W8,D3,L2,V0,M2}  { skol6 ==> empty_set, empty_set ==> 
% 1.75/2.15    complements_of_subsets( skol5, skol6 ) }.
% 1.75/2.15  parent0[1]: (12272) {G1,W8,D3,L2,V0,M2}  { empty_set ==> 
% 1.75/2.15    complements_of_subsets( skol5, skol6 ), empty_set ==> skol6 }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqswap: (12275) {G1,W8,D3,L2,V0,M2}  { complements_of_subsets( skol5, skol6
% 1.75/2.15     ) ==> empty_set, skol6 ==> empty_set }.
% 1.75/2.15  parent0[1]: (12274) {G1,W8,D3,L2,V0,M2}  { skol6 ==> empty_set, empty_set 
% 1.75/2.15    ==> complements_of_subsets( skol5, skol6 ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (538) {G1,W8,D3,L2,V0,M2} R(82,80) { complements_of_subsets( 
% 1.75/2.15    skol5, skol6 ) ==> empty_set, skol6 ==> empty_set }.
% 1.75/2.15  parent0: (12275) {G1,W8,D3,L2,V0,M2}  { complements_of_subsets( skol5, 
% 1.75/2.15    skol6 ) ==> empty_set, skol6 ==> empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15     1 ==> 1
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqswap: (12276) {G0,W13,D4,L3,V2,M3}  { empty_set = X, ! element( X, 
% 1.75/2.15    powerset( powerset( Y ) ) ), ! complements_of_subsets( Y, X ) ==> 
% 1.75/2.15    empty_set }.
% 1.75/2.15  parent0[1]: (88) {G0,W13,D4,L3,V2,M3} I { ! element( Y, powerset( powerset
% 1.75/2.15    ( X ) ) ), Y = empty_set, ! complements_of_subsets( X, Y ) ==> empty_set
% 1.75/2.15     }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := Y
% 1.75/2.15     Y := X
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqswap: (12280) {G1,W8,D3,L2,V0,M2}  { empty_set ==> skol6, 
% 1.75/2.15    complements_of_subsets( skol5, skol6 ) ==> empty_set }.
% 1.75/2.15  parent0[1]: (538) {G1,W8,D3,L2,V0,M2} R(82,80) { complements_of_subsets( 
% 1.75/2.15    skol5, skol6 ) ==> empty_set, skol6 ==> empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  resolution: (12282) {G1,W8,D3,L2,V0,M2}  { empty_set = skol6, ! 
% 1.75/2.15    complements_of_subsets( skol5, skol6 ) ==> empty_set }.
% 1.75/2.15  parent0[1]: (12276) {G0,W13,D4,L3,V2,M3}  { empty_set = X, ! element( X, 
% 1.75/2.15    powerset( powerset( Y ) ) ), ! complements_of_subsets( Y, X ) ==> 
% 1.75/2.15    empty_set }.
% 1.75/2.15  parent1[0]: (78) {G0,W5,D4,L1,V0,M1} I { element( skol6, powerset( powerset
% 1.75/2.15    ( skol5 ) ) ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := skol6
% 1.75/2.15     Y := skol5
% 1.75/2.15  end
% 1.75/2.15  substitution1:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  paramod: (12297) {G2,W9,D2,L3,V0,M3}  { ! empty_set ==> empty_set, 
% 1.75/2.15    empty_set ==> skol6, empty_set = skol6 }.
% 1.75/2.15  parent0[1]: (12280) {G1,W8,D3,L2,V0,M2}  { empty_set ==> skol6, 
% 1.75/2.15    complements_of_subsets( skol5, skol6 ) ==> empty_set }.
% 1.75/2.15  parent1[1; 2]: (12282) {G1,W8,D3,L2,V0,M2}  { empty_set = skol6, ! 
% 1.75/2.15    complements_of_subsets( skol5, skol6 ) ==> empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  substitution1:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  factor: (12298) {G2,W6,D2,L2,V0,M2}  { ! empty_set ==> empty_set, empty_set
% 1.75/2.15     ==> skol6 }.
% 1.75/2.15  parent0[1, 2]: (12297) {G2,W9,D2,L3,V0,M3}  { ! empty_set ==> empty_set, 
% 1.75/2.15    empty_set ==> skol6, empty_set = skol6 }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqrefl: (12299) {G0,W3,D2,L1,V0,M1}  { empty_set ==> skol6 }.
% 1.75/2.15  parent0[0]: (12298) {G2,W6,D2,L2,V0,M2}  { ! empty_set ==> empty_set, 
% 1.75/2.15    empty_set ==> skol6 }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqswap: (12300) {G0,W3,D2,L1,V0,M1}  { skol6 ==> empty_set }.
% 1.75/2.15  parent0[0]: (12299) {G0,W3,D2,L1,V0,M1}  { empty_set ==> skol6 }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (769) {G2,W3,D2,L1,V0,M1} R(88,78);d(538);q { skol6 ==> 
% 1.75/2.15    empty_set }.
% 1.75/2.15  parent0: (12300) {G0,W3,D2,L1,V0,M1}  { skol6 ==> empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqswap: (12301) {G0,W13,D4,L3,V2,M3}  { empty_set = X, ! element( X, 
% 1.75/2.15    powerset( powerset( Y ) ) ), ! complements_of_subsets( Y, X ) ==> 
% 1.75/2.15    empty_set }.
% 1.75/2.15  parent0[1]: (88) {G0,W13,D4,L3,V2,M3} I { ! element( Y, powerset( powerset
% 1.75/2.15    ( X ) ) ), Y = empty_set, ! complements_of_subsets( X, Y ) ==> empty_set
% 1.75/2.15     }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := Y
% 1.75/2.15     Y := X
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  resolution: (12305) {G1,W12,D4,L2,V1,M2}  { empty_set = 
% 1.75/2.15    complements_of_subsets( X, empty_set ), ! complements_of_subsets( X, 
% 1.75/2.15    complements_of_subsets( X, empty_set ) ) ==> empty_set }.
% 1.75/2.15  parent0[1]: (12301) {G0,W13,D4,L3,V2,M3}  { empty_set = X, ! element( X, 
% 1.75/2.15    powerset( powerset( Y ) ) ), ! complements_of_subsets( Y, X ) ==> 
% 1.75/2.15    empty_set }.
% 1.75/2.15  parent1[0]: (404) {G3,W7,D4,L1,V1,M1} R(57,337) { element( 
% 1.75/2.15    complements_of_subsets( X, empty_set ), powerset( powerset( X ) ) ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := complements_of_subsets( X, empty_set )
% 1.75/2.15     Y := X
% 1.75/2.15  end
% 1.75/2.15  substitution1:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  paramod: (12306) {G2,W8,D3,L2,V1,M2}  { ! empty_set ==> empty_set, 
% 1.75/2.15    empty_set = complements_of_subsets( X, empty_set ) }.
% 1.75/2.15  parent0[0]: (424) {G3,W7,D4,L1,V1,M1} R(66,337) { complements_of_subsets( X
% 1.75/2.15    , complements_of_subsets( X, empty_set ) ) ==> empty_set }.
% 1.75/2.15  parent1[1; 2]: (12305) {G1,W12,D4,L2,V1,M2}  { empty_set = 
% 1.75/2.15    complements_of_subsets( X, empty_set ), ! complements_of_subsets( X, 
% 1.75/2.15    complements_of_subsets( X, empty_set ) ) ==> empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  substitution1:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqrefl: (12307) {G0,W5,D3,L1,V1,M1}  { empty_set = complements_of_subsets( 
% 1.75/2.15    X, empty_set ) }.
% 1.75/2.15  parent0[0]: (12306) {G2,W8,D3,L2,V1,M2}  { ! empty_set ==> empty_set, 
% 1.75/2.15    empty_set = complements_of_subsets( X, empty_set ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqswap: (12308) {G0,W5,D3,L1,V1,M1}  { complements_of_subsets( X, empty_set
% 1.75/2.15     ) = empty_set }.
% 1.75/2.15  parent0[0]: (12307) {G0,W5,D3,L1,V1,M1}  { empty_set = 
% 1.75/2.15    complements_of_subsets( X, empty_set ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (5422) {G4,W5,D3,L1,V1,M1} R(404,88);d(424);q { 
% 1.75/2.15    complements_of_subsets( X, empty_set ) ==> empty_set }.
% 1.75/2.15  parent0: (12308) {G0,W5,D3,L1,V1,M1}  { complements_of_subsets( X, 
% 1.75/2.15    empty_set ) = empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := X
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15     0 ==> 0
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  paramod: (12312) {G2,W8,D3,L2,V0,M2}  { alpha6( skol5, empty_set ), ! 
% 1.75/2.15    complements_of_subsets( skol5, empty_set ) ==> empty_set }.
% 1.75/2.15  parent0[0]: (769) {G2,W3,D2,L1,V0,M1} R(88,78);d(538);q { skol6 ==> 
% 1.75/2.15    empty_set }.
% 1.75/2.15  parent1[0; 2]: (528) {G1,W8,D3,L2,V0,M2} S(79);d(80) { alpha6( skol5, skol6
% 1.75/2.15     ), ! complements_of_subsets( skol5, empty_set ) ==> empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  substitution1:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  paramod: (12313) {G3,W6,D2,L2,V0,M2}  { ! empty_set ==> empty_set, alpha6( 
% 1.75/2.15    skol5, empty_set ) }.
% 1.75/2.15  parent0[0]: (5422) {G4,W5,D3,L1,V1,M1} R(404,88);d(424);q { 
% 1.75/2.15    complements_of_subsets( X, empty_set ) ==> empty_set }.
% 1.75/2.15  parent1[1; 2]: (12312) {G2,W8,D3,L2,V0,M2}  { alpha6( skol5, empty_set ), !
% 1.75/2.15     complements_of_subsets( skol5, empty_set ) ==> empty_set }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := skol5
% 1.75/2.15  end
% 1.75/2.15  substitution1:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  eqrefl: (12314) {G0,W3,D2,L1,V0,M1}  { alpha6( skol5, empty_set ) }.
% 1.75/2.15  parent0[0]: (12313) {G3,W6,D2,L2,V0,M2}  { ! empty_set ==> empty_set, 
% 1.75/2.15    alpha6( skol5, empty_set ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  resolution: (12315) {G1,W0,D0,L0,V0,M0}  {  }.
% 1.75/2.15  parent0[0]: (95) {G1,W3,D2,L1,V1,M1} Q(81) { ! alpha6( X, empty_set ) }.
% 1.75/2.15  parent1[0]: (12314) {G0,W3,D2,L1,V0,M1}  { alpha6( skol5, empty_set ) }.
% 1.75/2.15  substitution0:
% 1.75/2.15     X := skol5
% 1.75/2.15  end
% 1.75/2.15  substitution1:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  subsumption: (12081) {G5,W0,D0,L0,V0,M0} S(528);d(769);d(5422);q;r(95) { 
% 1.75/2.15     }.
% 1.75/2.15  parent0: (12315) {G1,W0,D0,L0,V0,M0}  {  }.
% 1.75/2.15  substitution0:
% 1.75/2.15  end
% 1.75/2.15  permutation0:
% 1.75/2.15  end
% 1.75/2.15  
% 1.75/2.15  Proof check complete!
% 1.75/2.15  
% 1.75/2.15  Memory use:
% 1.75/2.15  
% 1.75/2.15  space for terms:        138526
% 1.75/2.15  space for clauses:      496548
% 1.75/2.15  
% 1.75/2.15  
% 1.75/2.15  clauses generated:      58385
% 1.75/2.15  clauses kept:           12082
% 1.75/2.15  clauses selected:       1251
% 1.75/2.15  clauses deleted:        180
% 1.75/2.15  clauses inuse deleted:  80
% 1.75/2.15  
% 1.75/2.15  subsentry:          161026
% 1.75/2.15  literals s-matched: 114991
% 1.75/2.15  literals matched:   105643
% 1.75/2.15  full subsumption:   10467
% 1.75/2.15  
% 1.75/2.15  checksum:           -1131409401
% 1.75/2.15  
% 1.75/2.15  
% 1.75/2.15  Bliksem ended
%------------------------------------------------------------------------------