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Bliksem---1.12.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : SEU308+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n025.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 07:12:20 EDT 2022

% Result   : Theorem 19.72s 20.11s
% Output   : Refutation 19.72s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : SEU308+1 : TPTP v8.1.0. Released v3.3.0.
% 0.11/0.12  % Command  : bliksem %s
% 0.13/0.33  % Computer : n025.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % DateTime : Sun Jun 19 01:43:28 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 0.68/1.08  *** allocated 10000 integers for termspace/termends
% 0.68/1.08  *** allocated 10000 integers for clauses
% 0.68/1.08  *** allocated 10000 integers for justifications
% 0.68/1.08  Bliksem 1.12
% 0.68/1.08  
% 0.68/1.08  
% 0.68/1.08  Automatic Strategy Selection
% 0.68/1.08  
% 0.68/1.08  
% 0.68/1.08  Clauses:
% 0.68/1.08  
% 0.68/1.08  { ! in( X, Y ), ! in( Y, X ) }.
% 0.68/1.08  { && }.
% 0.68/1.08  { ! v5_membered( X ), v4_membered( X ) }.
% 0.68/1.08  { ! v4_membered( X ), v3_membered( X ) }.
% 0.68/1.08  { ! v3_membered( X ), v2_membered( X ) }.
% 0.68/1.08  { ! v2_membered( X ), v1_membered( X ) }.
% 0.68/1.08  { ! empty( skol1 ) }.
% 0.68/1.08  { v1_membered( skol1 ) }.
% 0.68/1.08  { v2_membered( skol1 ) }.
% 0.68/1.08  { v3_membered( skol1 ) }.
% 0.68/1.08  { v4_membered( skol1 ) }.
% 0.68/1.08  { v5_membered( skol1 ) }.
% 0.68/1.08  { ! v1_membered( X ), ! element( Y, X ), v1_xcmplx_0( Y ) }.
% 0.68/1.08  { ! v2_membered( X ), ! element( Y, X ), v1_xcmplx_0( Y ) }.
% 0.68/1.08  { ! v2_membered( X ), ! element( Y, X ), v1_xreal_0( Y ) }.
% 0.68/1.08  { ! v3_membered( X ), ! element( Y, X ), v1_xcmplx_0( Y ) }.
% 0.68/1.08  { ! v3_membered( X ), ! element( Y, X ), v1_xreal_0( Y ) }.
% 0.68/1.08  { ! v3_membered( X ), ! element( Y, X ), v1_rat_1( Y ) }.
% 0.68/1.08  { ! v4_membered( X ), ! element( Y, X ), alpha1( Y ) }.
% 0.68/1.08  { ! v4_membered( X ), ! element( Y, X ), v1_rat_1( Y ) }.
% 0.68/1.08  { ! alpha1( X ), v1_xcmplx_0( X ) }.
% 0.68/1.08  { ! alpha1( X ), v1_xreal_0( X ) }.
% 0.68/1.08  { ! alpha1( X ), v1_int_1( X ) }.
% 0.68/1.08  { ! v1_xcmplx_0( X ), ! v1_xreal_0( X ), ! v1_int_1( X ), alpha1( X ) }.
% 0.68/1.08  { ! v5_membered( X ), ! element( Y, X ), alpha2( Y ) }.
% 0.68/1.08  { ! v5_membered( X ), ! element( Y, X ), v1_rat_1( Y ) }.
% 0.68/1.08  { ! alpha2( X ), alpha8( X ) }.
% 0.68/1.08  { ! alpha2( X ), v1_int_1( X ) }.
% 0.68/1.08  { ! alpha8( X ), ! v1_int_1( X ), alpha2( X ) }.
% 0.68/1.08  { ! alpha8( X ), v1_xcmplx_0( X ) }.
% 0.68/1.08  { ! alpha8( X ), natural( X ) }.
% 0.68/1.08  { ! alpha8( X ), v1_xreal_0( X ) }.
% 0.68/1.08  { ! v1_xcmplx_0( X ), ! natural( X ), ! v1_xreal_0( X ), alpha8( X ) }.
% 0.68/1.08  { empty( empty_set ) }.
% 0.68/1.08  { v1_membered( empty_set ) }.
% 0.68/1.08  { v2_membered( empty_set ) }.
% 0.68/1.08  { v3_membered( empty_set ) }.
% 0.68/1.08  { v4_membered( empty_set ) }.
% 0.68/1.08  { v5_membered( empty_set ) }.
% 0.68/1.08  { ! v1_membered( X ), ! element( Y, powerset( X ) ), v1_membered( Y ) }.
% 0.68/1.08  { ! v2_membered( X ), ! element( Y, powerset( X ) ), v1_membered( Y ) }.
% 0.68/1.08  { ! v2_membered( X ), ! element( Y, powerset( X ) ), v2_membered( Y ) }.
% 0.68/1.08  { ! v3_membered( X ), ! element( Y, powerset( X ) ), v1_membered( Y ) }.
% 0.68/1.08  { ! v3_membered( X ), ! element( Y, powerset( X ) ), v2_membered( Y ) }.
% 0.68/1.08  { ! v3_membered( X ), ! element( Y, powerset( X ) ), v3_membered( Y ) }.
% 0.68/1.08  { ! v4_membered( X ), ! element( Y, powerset( X ) ), alpha3( Y ) }.
% 0.68/1.08  { ! v4_membered( X ), ! element( Y, powerset( X ) ), v4_membered( Y ) }.
% 0.68/1.08  { ! alpha3( X ), v1_membered( X ) }.
% 0.68/1.08  { ! alpha3( X ), v2_membered( X ) }.
% 0.68/1.08  { ! alpha3( X ), v3_membered( X ) }.
% 0.68/1.08  { ! v1_membered( X ), ! v2_membered( X ), ! v3_membered( X ), alpha3( X ) }
% 0.68/1.08    .
% 0.68/1.08  { ! v5_membered( X ), ! element( Y, powerset( X ) ), alpha4( Y ) }.
% 0.68/1.08  { ! v5_membered( X ), ! element( Y, powerset( X ) ), v5_membered( Y ) }.
% 0.68/1.08  { ! alpha4( X ), alpha9( X ) }.
% 0.68/1.08  { ! alpha4( X ), v4_membered( X ) }.
% 0.68/1.08  { ! alpha9( X ), ! v4_membered( X ), alpha4( X ) }.
% 0.68/1.08  { ! alpha9( X ), v1_membered( X ) }.
% 0.68/1.08  { ! alpha9( X ), v2_membered( X ) }.
% 0.68/1.08  { ! alpha9( X ), v3_membered( X ) }.
% 0.68/1.08  { ! v1_membered( X ), ! v2_membered( X ), ! v3_membered( X ), alpha9( X ) }
% 0.68/1.08    .
% 0.68/1.08  { ! v1_membered( X ), v1_membered( set_difference( X, Y ) ) }.
% 0.68/1.08  { ! v2_membered( X ), v1_membered( set_difference( X, Y ) ) }.
% 0.68/1.08  { ! v2_membered( X ), v2_membered( set_difference( X, Y ) ) }.
% 0.68/1.08  { ! v3_membered( X ), v1_membered( set_difference( X, Y ) ) }.
% 0.68/1.08  { ! v3_membered( X ), v2_membered( set_difference( X, Y ) ) }.
% 0.68/1.08  { ! v3_membered( X ), v3_membered( set_difference( X, Y ) ) }.
% 0.68/1.08  { ! v4_membered( X ), alpha5( X, Y ) }.
% 0.68/1.08  { ! v4_membered( X ), v4_membered( set_difference( X, Y ) ) }.
% 0.68/1.08  { ! alpha5( X, Y ), v1_membered( set_difference( X, Y ) ) }.
% 0.68/1.08  { ! alpha5( X, Y ), v2_membered( set_difference( X, Y ) ) }.
% 0.68/1.08  { ! alpha5( X, Y ), v3_membered( set_difference( X, Y ) ) }.
% 0.68/1.08  { ! v1_membered( set_difference( X, Y ) ), ! v2_membered( set_difference( X
% 0.68/1.08    , Y ) ), ! v3_membered( set_difference( X, Y ) ), alpha5( X, Y ) }.
% 0.68/1.08  { ! v5_membered( X ), alpha6( X, Y ) }.
% 0.68/1.08  { ! v5_membered( X ), v5_membered( set_difference( X, Y ) ) }.
% 0.68/1.08  { ! alpha6( X, Y ), alpha10( X, Y ) }.
% 0.68/1.08  { ! alpha6( X, Y ), v4_membered( set_difference( X, Y ) ) }.
% 0.68/1.08  { ! alpha10( X, Y ), ! v4_membered( set_difference( X, Y ) ), alpha6( X, Y
% 2.13/2.59     ) }.
% 2.13/2.59  { ! alpha10( X, Y ), v1_membered( set_difference( X, Y ) ) }.
% 2.13/2.59  { ! alpha10( X, Y ), v2_membered( set_difference( X, Y ) ) }.
% 2.13/2.59  { ! alpha10( X, Y ), v3_membered( set_difference( X, Y ) ) }.
% 2.13/2.59  { ! v1_membered( set_difference( X, Y ) ), ! v2_membered( set_difference( X
% 2.13/2.59    , Y ) ), ! v3_membered( set_difference( X, Y ) ), alpha10( X, Y ) }.
% 2.13/2.59  { ! in( X, Y ), element( X, Y ) }.
% 2.13/2.59  { set_difference( X, empty_set ) = X }.
% 2.13/2.59  { set_difference( empty_set, X ) = empty_set }.
% 2.13/2.59  { ! in( X, Z ), ! element( Z, powerset( Y ) ), element( X, Y ) }.
% 2.13/2.59  { ! in( X, Y ), ! element( Y, powerset( Z ) ), ! empty( Z ) }.
% 2.13/2.59  { subset( X, X ) }.
% 2.13/2.59  { empty( X ), ! empty( skol2( Y ) ) }.
% 2.13/2.59  { empty( X ), element( skol2( X ), powerset( X ) ) }.
% 2.13/2.59  { empty( skol3( Y ) ) }.
% 2.13/2.59  { element( skol3( X ), powerset( X ) ) }.
% 2.13/2.59  { ! empty( X ), alpha7( X ) }.
% 2.13/2.59  { ! empty( X ), v5_membered( X ) }.
% 2.13/2.59  { ! alpha7( X ), alpha11( X ) }.
% 2.13/2.59  { ! alpha7( X ), v4_membered( X ) }.
% 2.13/2.59  { ! alpha11( X ), ! v4_membered( X ), alpha7( X ) }.
% 2.13/2.59  { ! alpha11( X ), v1_membered( X ) }.
% 2.13/2.59  { ! alpha11( X ), v2_membered( X ) }.
% 2.13/2.59  { ! alpha11( X ), v3_membered( X ) }.
% 2.13/2.59  { ! v1_membered( X ), ! v2_membered( X ), ! v3_membered( X ), alpha11( X )
% 2.13/2.59     }.
% 2.13/2.59  { ! element( X, Y ), empty( Y ), in( X, Y ) }.
% 2.13/2.59  { ! empty( X ), X = empty_set }.
% 2.13/2.59  { ! in( X, Y ), ! empty( Y ) }.
% 2.13/2.59  { ! empty( X ), X = Y, ! empty( Y ) }.
% 2.13/2.59  { ! element( Y, powerset( X ) ), subset_complement( X, subset_complement( X
% 2.13/2.59    , Y ) ) = Y }.
% 2.13/2.59  { one_sorted_str( skol4 ) }.
% 2.13/2.59  { element( skol5( X ), X ) }.
% 2.13/2.59  { ! element( Y, powerset( X ) ), ! element( Z, powerset( X ) ), 
% 2.13/2.59    subset_difference( X, Y, Z ) = set_difference( Y, Z ) }.
% 2.13/2.59  { && }.
% 2.13/2.59  { ! one_sorted_str( X ), element( cast_as_carrier_subset( X ), powerset( 
% 2.13/2.59    the_carrier( X ) ) ) }.
% 2.13/2.59  { ! element( Y, powerset( X ) ), element( subset_complement( X, Y ), 
% 2.13/2.59    powerset( X ) ) }.
% 2.13/2.59  { && }.
% 2.13/2.59  { ! element( Y, powerset( X ) ), ! element( Z, powerset( X ) ), element( 
% 2.13/2.59    subset_difference( X, Y, Z ), powerset( X ) ) }.
% 2.13/2.59  { && }.
% 2.13/2.59  { && }.
% 2.13/2.59  { && }.
% 2.13/2.59  { ! empty( powerset( X ) ) }.
% 2.13/2.59  { ! element( X, powerset( Y ) ), subset( X, Y ) }.
% 2.13/2.59  { ! subset( X, Y ), element( X, powerset( Y ) ) }.
% 2.13/2.59  { ! one_sorted_str( X ), cast_as_carrier_subset( X ) = the_carrier( X ) }.
% 2.13/2.59  { one_sorted_str( skol6 ) }.
% 2.13/2.59  { element( skol7, powerset( the_carrier( skol6 ) ) ) }.
% 2.13/2.59  { ! subset_complement( the_carrier( skol6 ), skol7 ) = subset_difference( 
% 2.13/2.59    the_carrier( skol6 ), cast_as_carrier_subset( skol6 ), skol7 ) }.
% 2.13/2.59  { ! element( Y, powerset( X ) ), subset_complement( X, Y ) = set_difference
% 2.13/2.59    ( X, Y ) }.
% 2.13/2.59  
% 2.13/2.59  percentage equality = 0.034884, percentage horn = 0.983193
% 2.13/2.59  This is a problem with some equality
% 2.13/2.59  
% 2.13/2.59  
% 2.13/2.59  
% 2.13/2.59  Options Used:
% 2.13/2.59  
% 2.13/2.59  useres =            1
% 2.13/2.59  useparamod =        1
% 2.13/2.59  useeqrefl =         1
% 2.13/2.59  useeqfact =         1
% 2.13/2.59  usefactor =         1
% 2.13/2.59  usesimpsplitting =  0
% 2.13/2.59  usesimpdemod =      5
% 2.13/2.59  usesimpres =        3
% 2.13/2.59  
% 2.13/2.59  resimpinuse      =  1000
% 2.13/2.59  resimpclauses =     20000
% 2.13/2.59  substype =          eqrewr
% 2.13/2.59  backwardsubs =      1
% 2.13/2.59  selectoldest =      5
% 2.13/2.59  
% 2.13/2.59  litorderings [0] =  split
% 2.13/2.59  litorderings [1] =  extend the termordering, first sorting on arguments
% 2.13/2.59  
% 2.13/2.59  termordering =      kbo
% 2.13/2.59  
% 2.13/2.59  litapriori =        0
% 2.13/2.59  termapriori =       1
% 2.13/2.59  litaposteriori =    0
% 2.13/2.59  termaposteriori =   0
% 2.13/2.59  demodaposteriori =  0
% 2.13/2.59  ordereqreflfact =   0
% 2.13/2.59  
% 2.13/2.59  litselect =         negord
% 2.13/2.59  
% 2.13/2.59  maxweight =         15
% 2.13/2.59  maxdepth =          30000
% 2.13/2.59  maxlength =         115
% 2.13/2.59  maxnrvars =         195
% 2.13/2.59  excuselevel =       1
% 2.13/2.59  increasemaxweight = 1
% 2.13/2.59  
% 2.13/2.59  maxselected =       10000000
% 2.13/2.59  maxnrclauses =      10000000
% 2.13/2.59  
% 2.13/2.59  showgenerated =    0
% 2.13/2.59  showkept =         0
% 2.13/2.59  showselected =     0
% 2.13/2.59  showdeleted =      0
% 2.13/2.59  showresimp =       1
% 2.13/2.59  showstatus =       2000
% 2.13/2.59  
% 2.13/2.59  prologoutput =     0
% 2.13/2.59  nrgoals =          5000000
% 2.13/2.59  totalproof =       1
% 2.13/2.59  
% 2.13/2.59  Symbols occurring in the translation:
% 2.13/2.59  
% 2.13/2.59  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 2.13/2.59  .  [1, 2]      (w:1, o:45, a:1, s:1, b:0), 
% 2.13/2.59  &&  [3, 0]      (w:1, o:4, a:1, s:1, b:0), 
% 2.13/2.59  !  [4, 1]      (w:0, o:14, a:1, s:1, b:0), 
% 2.13/2.59  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 2.13/2.59  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 2.13/2.59  in  [37, 2]      (w:1, o:69, a:1, s:1, b:0), 
% 2.13/2.59  v5_membered  [38, 1]      (w:1, o:27, a:1, s:1, b:0), 
% 2.13/2.59  v4_membered  [39, 1]      (w:1, o:26, a:1, s:1, b:0), 
% 2.13/2.59  v3_membered  [40, 1]      (w:1, o:25, a:1, s:1, b:0), 
% 2.13/2.59  v2_membered  [41, 1]      (w:1, o:24, a:1, s:1, b:0), 
% 19.72/20.11  v1_membered  [42, 1]      (w:1, o:19, a:1, s:1, b:0), 
% 19.72/20.11  empty  [43, 1]      (w:1, o:28, a:1, s:1, b:0), 
% 19.72/20.11  element  [44, 2]      (w:1, o:70, a:1, s:1, b:0), 
% 19.72/20.11  v1_xcmplx_0  [45, 1]      (w:1, o:20, a:1, s:1, b:0), 
% 19.72/20.11  v1_xreal_0  [46, 1]      (w:1, o:21, a:1, s:1, b:0), 
% 19.72/20.11  v1_rat_1  [47, 1]      (w:1, o:22, a:1, s:1, b:0), 
% 19.72/20.11  v1_int_1  [48, 1]      (w:1, o:23, a:1, s:1, b:0), 
% 19.72/20.11  natural  [49, 1]      (w:1, o:29, a:1, s:1, b:0), 
% 19.72/20.11  empty_set  [50, 0]      (w:1, o:8, a:1, s:1, b:0), 
% 19.72/20.11  powerset  [51, 1]      (w:1, o:31, a:1, s:1, b:0), 
% 19.72/20.11  set_difference  [52, 2]      (w:1, o:71, a:1, s:1, b:0), 
% 19.72/20.11  subset  [54, 2]      (w:1, o:72, a:1, s:1, b:0), 
% 19.72/20.11  subset_complement  [55, 2]      (w:1, o:73, a:1, s:1, b:0), 
% 19.72/20.11  one_sorted_str  [56, 1]      (w:1, o:30, a:1, s:1, b:0), 
% 19.72/20.11  subset_difference  [57, 3]      (w:1, o:77, a:1, s:1, b:0), 
% 19.72/20.11  cast_as_carrier_subset  [58, 1]      (w:1, o:32, a:1, s:1, b:0), 
% 19.72/20.11  the_carrier  [59, 1]      (w:1, o:36, a:1, s:1, b:0), 
% 19.72/20.11  alpha1  [60, 1]      (w:1, o:37, a:1, s:1, b:1), 
% 19.72/20.11  alpha2  [61, 1]      (w:1, o:39, a:1, s:1, b:1), 
% 19.72/20.11  alpha3  [62, 1]      (w:1, o:40, a:1, s:1, b:1), 
% 19.72/20.11  alpha4  [63, 1]      (w:1, o:41, a:1, s:1, b:1), 
% 19.72/20.11  alpha5  [64, 2]      (w:1, o:74, a:1, s:1, b:1), 
% 19.72/20.11  alpha6  [65, 2]      (w:1, o:75, a:1, s:1, b:1), 
% 19.72/20.11  alpha7  [66, 1]      (w:1, o:42, a:1, s:1, b:1), 
% 19.72/20.11  alpha8  [67, 1]      (w:1, o:43, a:1, s:1, b:1), 
% 19.72/20.11  alpha9  [68, 1]      (w:1, o:44, a:1, s:1, b:1), 
% 19.72/20.11  alpha10  [69, 2]      (w:1, o:76, a:1, s:1, b:1), 
% 19.72/20.11  alpha11  [70, 1]      (w:1, o:38, a:1, s:1, b:1), 
% 19.72/20.11  skol1  [71, 0]      (w:1, o:10, a:1, s:1, b:1), 
% 19.72/20.11  skol2  [72, 1]      (w:1, o:33, a:1, s:1, b:1), 
% 19.72/20.11  skol3  [73, 1]      (w:1, o:34, a:1, s:1, b:1), 
% 19.72/20.11  skol4  [74, 0]      (w:1, o:11, a:1, s:1, b:1), 
% 19.72/20.11  skol5  [75, 1]      (w:1, o:35, a:1, s:1, b:1), 
% 19.72/20.11  skol6  [76, 0]      (w:1, o:12, a:1, s:1, b:1), 
% 19.72/20.11  skol7  [77, 0]      (w:1, o:13, a:1, s:1, b:1).
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Starting Search:
% 19.72/20.11  
% 19.72/20.11  *** allocated 15000 integers for clauses
% 19.72/20.11  *** allocated 22500 integers for clauses
% 19.72/20.11  *** allocated 33750 integers for clauses
% 19.72/20.11  *** allocated 50625 integers for clauses
% 19.72/20.11  *** allocated 15000 integers for termspace/termends
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  *** allocated 75937 integers for clauses
% 19.72/20.11  *** allocated 22500 integers for termspace/termends
% 19.72/20.11  *** allocated 113905 integers for clauses
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    6487
% 19.72/20.11  Kept:         2026
% 19.72/20.11  Inuse:        517
% 19.72/20.11  Deleted:      47
% 19.72/20.11  Deletedinuse: 15
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  *** allocated 33750 integers for termspace/termends
% 19.72/20.11  *** allocated 170857 integers for clauses
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  *** allocated 50625 integers for termspace/termends
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    15582
% 19.72/20.11  Kept:         4028
% 19.72/20.11  Inuse:        759
% 19.72/20.11  Deleted:      74
% 19.72/20.11  Deletedinuse: 19
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  *** allocated 256285 integers for clauses
% 19.72/20.11  *** allocated 75937 integers for termspace/termends
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    26536
% 19.72/20.11  Kept:         6043
% 19.72/20.11  Inuse:        1005
% 19.72/20.11  Deleted:      100
% 19.72/20.11  Deletedinuse: 34
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  *** allocated 384427 integers for clauses
% 19.72/20.11  *** allocated 113905 integers for termspace/termends
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    36088
% 19.72/20.11  Kept:         8057
% 19.72/20.11  Inuse:        1212
% 19.72/20.11  Deleted:      114
% 19.72/20.11  Deletedinuse: 34
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  *** allocated 576640 integers for clauses
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    46939
% 19.72/20.11  Kept:         10063
% 19.72/20.11  Inuse:        1401
% 19.72/20.11  Deleted:      114
% 19.72/20.11  Deletedinuse: 34
% 19.72/20.11  
% 19.72/20.11  *** allocated 170857 integers for termspace/termends
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    54640
% 19.72/20.11  Kept:         12065
% 19.72/20.11  Inuse:        1534
% 19.72/20.11  Deleted:      117
% 19.72/20.11  Deletedinuse: 34
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    64956
% 19.72/20.11  Kept:         14066
% 19.72/20.11  Inuse:        1625
% 19.72/20.11  Deleted:      117
% 19.72/20.11  Deletedinuse: 34
% 19.72/20.11  
% 19.72/20.11  *** allocated 864960 integers for clauses
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  *** allocated 256285 integers for termspace/termends
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    82666
% 19.72/20.11  Kept:         16073
% 19.72/20.11  Inuse:        1817
% 19.72/20.11  Deleted:      120
% 19.72/20.11  Deletedinuse: 34
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    94743
% 19.72/20.11  Kept:         18140
% 19.72/20.11  Inuse:        1930
% 19.72/20.11  Deleted:      225
% 19.72/20.11  Deletedinuse: 120
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    106568
% 19.72/20.11  Kept:         20354
% 19.72/20.11  Inuse:        1990
% 19.72/20.11  Deleted:      239
% 19.72/20.11  Deletedinuse: 132
% 19.72/20.11  
% 19.72/20.11  Resimplifying clauses:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  *** allocated 1297440 integers for clauses
% 19.72/20.11  *** allocated 384427 integers for termspace/termends
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    115577
% 19.72/20.11  Kept:         22357
% 19.72/20.11  Inuse:        2054
% 19.72/20.11  Deleted:      2259
% 19.72/20.11  Deletedinuse: 132
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    125132
% 19.72/20.11  Kept:         24617
% 19.72/20.11  Inuse:        2149
% 19.72/20.11  Deleted:      2259
% 19.72/20.11  Deletedinuse: 132
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    133918
% 19.72/20.11  Kept:         26978
% 19.72/20.11  Inuse:        2199
% 19.72/20.11  Deleted:      2259
% 19.72/20.11  Deletedinuse: 132
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    139741
% 19.72/20.11  Kept:         29024
% 19.72/20.11  Inuse:        2254
% 19.72/20.11  Deleted:      2259
% 19.72/20.11  Deletedinuse: 132
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    150243
% 19.72/20.11  Kept:         31038
% 19.72/20.11  Inuse:        2302
% 19.72/20.11  Deleted:      2259
% 19.72/20.11  Deletedinuse: 132
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  *** allocated 576640 integers for termspace/termends
% 19.72/20.11  *** allocated 1946160 integers for clauses
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    161485
% 19.72/20.11  Kept:         33134
% 19.72/20.11  Inuse:        2334
% 19.72/20.11  Deleted:      2259
% 19.72/20.11  Deletedinuse: 132
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    171764
% 19.72/20.11  Kept:         35178
% 19.72/20.11  Inuse:        2404
% 19.72/20.11  Deleted:      2259
% 19.72/20.11  Deletedinuse: 132
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    183973
% 19.72/20.11  Kept:         37183
% 19.72/20.11  Inuse:        2467
% 19.72/20.11  Deleted:      2259
% 19.72/20.11  Deletedinuse: 132
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    200516
% 19.72/20.11  Kept:         39524
% 19.72/20.11  Inuse:        2524
% 19.72/20.11  Deleted:      2259
% 19.72/20.11  Deletedinuse: 132
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying clauses:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    211577
% 19.72/20.11  Kept:         41573
% 19.72/20.11  Inuse:        2563
% 19.72/20.11  Deleted:      3403
% 19.72/20.11  Deletedinuse: 140
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    224851
% 19.72/20.11  Kept:         43625
% 19.72/20.11  Inuse:        2663
% 19.72/20.11  Deleted:      3450
% 19.72/20.11  Deletedinuse: 186
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    241578
% 19.72/20.11  Kept:         46086
% 19.72/20.11  Inuse:        2709
% 19.72/20.11  Deleted:      3464
% 19.72/20.11  Deletedinuse: 195
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  *** allocated 864960 integers for termspace/termends
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    253445
% 19.72/20.11  Kept:         48106
% 19.72/20.11  Inuse:        2776
% 19.72/20.11  Deleted:      3464
% 19.72/20.11  Deletedinuse: 195
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  *** allocated 2919240 integers for clauses
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    263517
% 19.72/20.11  Kept:         50133
% 19.72/20.11  Inuse:        2820
% 19.72/20.11  Deleted:      3469
% 19.72/20.11  Deletedinuse: 195
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    281018
% 19.72/20.11  Kept:         52175
% 19.72/20.11  Inuse:        2874
% 19.72/20.11  Deleted:      3478
% 19.72/20.11  Deletedinuse: 195
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    293783
% 19.72/20.11  Kept:         54327
% 19.72/20.11  Inuse:        2909
% 19.72/20.11  Deleted:      3481
% 19.72/20.11  Deletedinuse: 195
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    304610
% 19.72/20.11  Kept:         56432
% 19.72/20.11  Inuse:        2939
% 19.72/20.11  Deleted:      3482
% 19.72/20.11  Deletedinuse: 195
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  Resimplifying inuse:
% 19.72/20.11  Done
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Intermediate Status:
% 19.72/20.11  Generated:    315646
% 19.72/20.11  Kept:         58465
% 19.72/20.11  Inuse:        2997
% 19.72/20.11  Deleted:      3482
% 19.72/20.11  Deletedinuse: 195
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Bliksems!, er is een bewijs:
% 19.72/20.11  % SZS status Theorem
% 19.72/20.11  % SZS output start Refutation
% 19.72/20.11  
% 19.72/20.11  (86) {G0,W3,D2,L1,V1,M1} I { subset( X, X ) }.
% 19.72/20.11  (107) {G0,W16,D3,L3,V3,M3} I { ! element( Y, powerset( X ) ), ! element( Z
% 19.72/20.11    , powerset( X ) ), subset_difference( X, Y, Z ) ==> set_difference( Y, Z
% 19.72/20.11     ) }.
% 19.72/20.11  (113) {G0,W7,D3,L2,V2,M2} I { ! subset( X, Y ), element( X, powerset( Y ) )
% 19.72/20.11     }.
% 19.72/20.11  (114) {G0,W7,D3,L2,V1,M2} I { ! one_sorted_str( X ), the_carrier( X ) ==> 
% 19.72/20.11    cast_as_carrier_subset( X ) }.
% 19.72/20.11  (115) {G0,W2,D2,L1,V0,M1} I { one_sorted_str( skol6 ) }.
% 19.72/20.11  (116) {G0,W5,D4,L1,V0,M1} I { element( skol7, powerset( the_carrier( skol6
% 19.72/20.11     ) ) ) }.
% 19.72/20.11  (117) {G0,W11,D4,L1,V0,M1} I { ! subset_difference( the_carrier( skol6 ), 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) ==> subset_complement( 
% 19.72/20.11    the_carrier( skol6 ), skol7 ) }.
% 19.72/20.11  (118) {G0,W11,D3,L2,V2,M2} I { ! element( Y, powerset( X ) ), 
% 19.72/20.11    subset_complement( X, Y ) ==> set_difference( X, Y ) }.
% 19.72/20.11  (1097) {G1,W4,D3,L1,V1,M1} R(113,86) { element( X, powerset( X ) ) }.
% 19.72/20.11  (1099) {G2,W12,D3,L2,V2,M2} R(1097,107) { ! element( X, powerset( Y ) ), 
% 19.72/20.11    subset_difference( Y, Y, X ) ==> set_difference( Y, X ) }.
% 19.72/20.11  (1118) {G1,W5,D3,L1,V0,M1} R(114,115) { the_carrier( skol6 ) ==> 
% 19.72/20.11    cast_as_carrier_subset( skol6 ) }.
% 19.72/20.11  (1130) {G2,W5,D4,L1,V0,M1} S(116);d(1118) { element( skol7, powerset( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ) ) ) }.
% 19.72/20.11  (1144) {G2,W11,D4,L1,V0,M1} S(117);d(1118) { ! subset_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), cast_as_carrier_subset( skol6 ), skol7 )
% 19.72/20.11     ==> subset_complement( cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  (1957) {G3,W9,D4,L1,V0,M1} R(1130,118) { subset_complement( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) ==> set_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  (20357) {G4,W11,D4,L1,V0,M1} S(1144);d(1957) { ! subset_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), cast_as_carrier_subset( skol6 ), skol7 )
% 19.72/20.11     ==> set_difference( cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  (58495) {G5,W0,D0,L0,V0,M0} R(1099,1130);r(20357) {  }.
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  % SZS output end Refutation
% 19.72/20.11  found a proof!
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Unprocessed initial clauses:
% 19.72/20.11  
% 19.72/20.11  (58497) {G0,W6,D2,L2,V2,M2}  { ! in( X, Y ), ! in( Y, X ) }.
% 19.72/20.11  (58498) {G0,W1,D1,L1,V0,M1}  { && }.
% 19.72/20.11  (58499) {G0,W4,D2,L2,V1,M2}  { ! v5_membered( X ), v4_membered( X ) }.
% 19.72/20.11  (58500) {G0,W4,D2,L2,V1,M2}  { ! v4_membered( X ), v3_membered( X ) }.
% 19.72/20.11  (58501) {G0,W4,D2,L2,V1,M2}  { ! v3_membered( X ), v2_membered( X ) }.
% 19.72/20.11  (58502) {G0,W4,D2,L2,V1,M2}  { ! v2_membered( X ), v1_membered( X ) }.
% 19.72/20.11  (58503) {G0,W2,D2,L1,V0,M1}  { ! empty( skol1 ) }.
% 19.72/20.11  (58504) {G0,W2,D2,L1,V0,M1}  { v1_membered( skol1 ) }.
% 19.72/20.11  (58505) {G0,W2,D2,L1,V0,M1}  { v2_membered( skol1 ) }.
% 19.72/20.11  (58506) {G0,W2,D2,L1,V0,M1}  { v3_membered( skol1 ) }.
% 19.72/20.11  (58507) {G0,W2,D2,L1,V0,M1}  { v4_membered( skol1 ) }.
% 19.72/20.11  (58508) {G0,W2,D2,L1,V0,M1}  { v5_membered( skol1 ) }.
% 19.72/20.11  (58509) {G0,W7,D2,L3,V2,M3}  { ! v1_membered( X ), ! element( Y, X ), 
% 19.72/20.11    v1_xcmplx_0( Y ) }.
% 19.72/20.11  (58510) {G0,W7,D2,L3,V2,M3}  { ! v2_membered( X ), ! element( Y, X ), 
% 19.72/20.11    v1_xcmplx_0( Y ) }.
% 19.72/20.11  (58511) {G0,W7,D2,L3,V2,M3}  { ! v2_membered( X ), ! element( Y, X ), 
% 19.72/20.11    v1_xreal_0( Y ) }.
% 19.72/20.11  (58512) {G0,W7,D2,L3,V2,M3}  { ! v3_membered( X ), ! element( Y, X ), 
% 19.72/20.11    v1_xcmplx_0( Y ) }.
% 19.72/20.11  (58513) {G0,W7,D2,L3,V2,M3}  { ! v3_membered( X ), ! element( Y, X ), 
% 19.72/20.11    v1_xreal_0( Y ) }.
% 19.72/20.11  (58514) {G0,W7,D2,L3,V2,M3}  { ! v3_membered( X ), ! element( Y, X ), 
% 19.72/20.11    v1_rat_1( Y ) }.
% 19.72/20.11  (58515) {G0,W7,D2,L3,V2,M3}  { ! v4_membered( X ), ! element( Y, X ), 
% 19.72/20.11    alpha1( Y ) }.
% 19.72/20.11  (58516) {G0,W7,D2,L3,V2,M3}  { ! v4_membered( X ), ! element( Y, X ), 
% 19.72/20.11    v1_rat_1( Y ) }.
% 19.72/20.11  (58517) {G0,W4,D2,L2,V1,M2}  { ! alpha1( X ), v1_xcmplx_0( X ) }.
% 19.72/20.11  (58518) {G0,W4,D2,L2,V1,M2}  { ! alpha1( X ), v1_xreal_0( X ) }.
% 19.72/20.11  (58519) {G0,W4,D2,L2,V1,M2}  { ! alpha1( X ), v1_int_1( X ) }.
% 19.72/20.11  (58520) {G0,W8,D2,L4,V1,M4}  { ! v1_xcmplx_0( X ), ! v1_xreal_0( X ), ! 
% 19.72/20.11    v1_int_1( X ), alpha1( X ) }.
% 19.72/20.11  (58521) {G0,W7,D2,L3,V2,M3}  { ! v5_membered( X ), ! element( Y, X ), 
% 19.72/20.11    alpha2( Y ) }.
% 19.72/20.11  (58522) {G0,W7,D2,L3,V2,M3}  { ! v5_membered( X ), ! element( Y, X ), 
% 19.72/20.11    v1_rat_1( Y ) }.
% 19.72/20.11  (58523) {G0,W4,D2,L2,V1,M2}  { ! alpha2( X ), alpha8( X ) }.
% 19.72/20.11  (58524) {G0,W4,D2,L2,V1,M2}  { ! alpha2( X ), v1_int_1( X ) }.
% 19.72/20.11  (58525) {G0,W6,D2,L3,V1,M3}  { ! alpha8( X ), ! v1_int_1( X ), alpha2( X )
% 19.72/20.11     }.
% 19.72/20.11  (58526) {G0,W4,D2,L2,V1,M2}  { ! alpha8( X ), v1_xcmplx_0( X ) }.
% 19.72/20.11  (58527) {G0,W4,D2,L2,V1,M2}  { ! alpha8( X ), natural( X ) }.
% 19.72/20.11  (58528) {G0,W4,D2,L2,V1,M2}  { ! alpha8( X ), v1_xreal_0( X ) }.
% 19.72/20.11  (58529) {G0,W8,D2,L4,V1,M4}  { ! v1_xcmplx_0( X ), ! natural( X ), ! 
% 19.72/20.11    v1_xreal_0( X ), alpha8( X ) }.
% 19.72/20.11  (58530) {G0,W2,D2,L1,V0,M1}  { empty( empty_set ) }.
% 19.72/20.11  (58531) {G0,W2,D2,L1,V0,M1}  { v1_membered( empty_set ) }.
% 19.72/20.11  (58532) {G0,W2,D2,L1,V0,M1}  { v2_membered( empty_set ) }.
% 19.72/20.11  (58533) {G0,W2,D2,L1,V0,M1}  { v3_membered( empty_set ) }.
% 19.72/20.11  (58534) {G0,W2,D2,L1,V0,M1}  { v4_membered( empty_set ) }.
% 19.72/20.11  (58535) {G0,W2,D2,L1,V0,M1}  { v5_membered( empty_set ) }.
% 19.72/20.11  (58536) {G0,W8,D3,L3,V2,M3}  { ! v1_membered( X ), ! element( Y, powerset( 
% 19.72/20.11    X ) ), v1_membered( Y ) }.
% 19.72/20.11  (58537) {G0,W8,D3,L3,V2,M3}  { ! v2_membered( X ), ! element( Y, powerset( 
% 19.72/20.11    X ) ), v1_membered( Y ) }.
% 19.72/20.11  (58538) {G0,W8,D3,L3,V2,M3}  { ! v2_membered( X ), ! element( Y, powerset( 
% 19.72/20.11    X ) ), v2_membered( Y ) }.
% 19.72/20.11  (58539) {G0,W8,D3,L3,V2,M3}  { ! v3_membered( X ), ! element( Y, powerset( 
% 19.72/20.11    X ) ), v1_membered( Y ) }.
% 19.72/20.11  (58540) {G0,W8,D3,L3,V2,M3}  { ! v3_membered( X ), ! element( Y, powerset( 
% 19.72/20.11    X ) ), v2_membered( Y ) }.
% 19.72/20.11  (58541) {G0,W8,D3,L3,V2,M3}  { ! v3_membered( X ), ! element( Y, powerset( 
% 19.72/20.11    X ) ), v3_membered( Y ) }.
% 19.72/20.11  (58542) {G0,W8,D3,L3,V2,M3}  { ! v4_membered( X ), ! element( Y, powerset( 
% 19.72/20.11    X ) ), alpha3( Y ) }.
% 19.72/20.11  (58543) {G0,W8,D3,L3,V2,M3}  { ! v4_membered( X ), ! element( Y, powerset( 
% 19.72/20.11    X ) ), v4_membered( Y ) }.
% 19.72/20.11  (58544) {G0,W4,D2,L2,V1,M2}  { ! alpha3( X ), v1_membered( X ) }.
% 19.72/20.11  (58545) {G0,W4,D2,L2,V1,M2}  { ! alpha3( X ), v2_membered( X ) }.
% 19.72/20.11  (58546) {G0,W4,D2,L2,V1,M2}  { ! alpha3( X ), v3_membered( X ) }.
% 19.72/20.11  (58547) {G0,W8,D2,L4,V1,M4}  { ! v1_membered( X ), ! v2_membered( X ), ! 
% 19.72/20.11    v3_membered( X ), alpha3( X ) }.
% 19.72/20.11  (58548) {G0,W8,D3,L3,V2,M3}  { ! v5_membered( X ), ! element( Y, powerset( 
% 19.72/20.11    X ) ), alpha4( Y ) }.
% 19.72/20.11  (58549) {G0,W8,D3,L3,V2,M3}  { ! v5_membered( X ), ! element( Y, powerset( 
% 19.72/20.11    X ) ), v5_membered( Y ) }.
% 19.72/20.11  (58550) {G0,W4,D2,L2,V1,M2}  { ! alpha4( X ), alpha9( X ) }.
% 19.72/20.11  (58551) {G0,W4,D2,L2,V1,M2}  { ! alpha4( X ), v4_membered( X ) }.
% 19.72/20.11  (58552) {G0,W6,D2,L3,V1,M3}  { ! alpha9( X ), ! v4_membered( X ), alpha4( X
% 19.72/20.11     ) }.
% 19.72/20.11  (58553) {G0,W4,D2,L2,V1,M2}  { ! alpha9( X ), v1_membered( X ) }.
% 19.72/20.11  (58554) {G0,W4,D2,L2,V1,M2}  { ! alpha9( X ), v2_membered( X ) }.
% 19.72/20.11  (58555) {G0,W4,D2,L2,V1,M2}  { ! alpha9( X ), v3_membered( X ) }.
% 19.72/20.11  (58556) {G0,W8,D2,L4,V1,M4}  { ! v1_membered( X ), ! v2_membered( X ), ! 
% 19.72/20.11    v3_membered( X ), alpha9( X ) }.
% 19.72/20.11  (58557) {G0,W6,D3,L2,V2,M2}  { ! v1_membered( X ), v1_membered( 
% 19.72/20.11    set_difference( X, Y ) ) }.
% 19.72/20.11  (58558) {G0,W6,D3,L2,V2,M2}  { ! v2_membered( X ), v1_membered( 
% 19.72/20.11    set_difference( X, Y ) ) }.
% 19.72/20.11  (58559) {G0,W6,D3,L2,V2,M2}  { ! v2_membered( X ), v2_membered( 
% 19.72/20.11    set_difference( X, Y ) ) }.
% 19.72/20.11  (58560) {G0,W6,D3,L2,V2,M2}  { ! v3_membered( X ), v1_membered( 
% 19.72/20.11    set_difference( X, Y ) ) }.
% 19.72/20.11  (58561) {G0,W6,D3,L2,V2,M2}  { ! v3_membered( X ), v2_membered( 
% 19.72/20.11    set_difference( X, Y ) ) }.
% 19.72/20.11  (58562) {G0,W6,D3,L2,V2,M2}  { ! v3_membered( X ), v3_membered( 
% 19.72/20.11    set_difference( X, Y ) ) }.
% 19.72/20.11  (58563) {G0,W5,D2,L2,V2,M2}  { ! v4_membered( X ), alpha5( X, Y ) }.
% 19.72/20.11  (58564) {G0,W6,D3,L2,V2,M2}  { ! v4_membered( X ), v4_membered( 
% 19.72/20.11    set_difference( X, Y ) ) }.
% 19.72/20.11  (58565) {G0,W7,D3,L2,V2,M2}  { ! alpha5( X, Y ), v1_membered( 
% 19.72/20.11    set_difference( X, Y ) ) }.
% 19.72/20.11  (58566) {G0,W7,D3,L2,V2,M2}  { ! alpha5( X, Y ), v2_membered( 
% 19.72/20.11    set_difference( X, Y ) ) }.
% 19.72/20.11  (58567) {G0,W7,D3,L2,V2,M2}  { ! alpha5( X, Y ), v3_membered( 
% 19.72/20.11    set_difference( X, Y ) ) }.
% 19.72/20.11  (58568) {G0,W15,D3,L4,V2,M4}  { ! v1_membered( set_difference( X, Y ) ), ! 
% 19.72/20.11    v2_membered( set_difference( X, Y ) ), ! v3_membered( set_difference( X, 
% 19.72/20.11    Y ) ), alpha5( X, Y ) }.
% 19.72/20.11  (58569) {G0,W5,D2,L2,V2,M2}  { ! v5_membered( X ), alpha6( X, Y ) }.
% 19.72/20.11  (58570) {G0,W6,D3,L2,V2,M2}  { ! v5_membered( X ), v5_membered( 
% 19.72/20.11    set_difference( X, Y ) ) }.
% 19.72/20.11  (58571) {G0,W6,D2,L2,V2,M2}  { ! alpha6( X, Y ), alpha10( X, Y ) }.
% 19.72/20.11  (58572) {G0,W7,D3,L2,V2,M2}  { ! alpha6( X, Y ), v4_membered( 
% 19.72/20.11    set_difference( X, Y ) ) }.
% 19.72/20.11  (58573) {G0,W10,D3,L3,V2,M3}  { ! alpha10( X, Y ), ! v4_membered( 
% 19.72/20.11    set_difference( X, Y ) ), alpha6( X, Y ) }.
% 19.72/20.11  (58574) {G0,W7,D3,L2,V2,M2}  { ! alpha10( X, Y ), v1_membered( 
% 19.72/20.11    set_difference( X, Y ) ) }.
% 19.72/20.11  (58575) {G0,W7,D3,L2,V2,M2}  { ! alpha10( X, Y ), v2_membered( 
% 19.72/20.11    set_difference( X, Y ) ) }.
% 19.72/20.11  (58576) {G0,W7,D3,L2,V2,M2}  { ! alpha10( X, Y ), v3_membered( 
% 19.72/20.11    set_difference( X, Y ) ) }.
% 19.72/20.11  (58577) {G0,W15,D3,L4,V2,M4}  { ! v1_membered( set_difference( X, Y ) ), ! 
% 19.72/20.11    v2_membered( set_difference( X, Y ) ), ! v3_membered( set_difference( X, 
% 19.72/20.11    Y ) ), alpha10( X, Y ) }.
% 19.72/20.11  (58578) {G0,W6,D2,L2,V2,M2}  { ! in( X, Y ), element( X, Y ) }.
% 19.72/20.11  (58579) {G0,W5,D3,L1,V1,M1}  { set_difference( X, empty_set ) = X }.
% 19.72/20.11  (58580) {G0,W5,D3,L1,V1,M1}  { set_difference( empty_set, X ) = empty_set
% 19.72/20.11     }.
% 19.72/20.11  (58581) {G0,W10,D3,L3,V3,M3}  { ! in( X, Z ), ! element( Z, powerset( Y ) )
% 19.72/20.11    , element( X, Y ) }.
% 19.72/20.11  (58582) {G0,W9,D3,L3,V3,M3}  { ! in( X, Y ), ! element( Y, powerset( Z ) )
% 19.72/20.11    , ! empty( Z ) }.
% 19.72/20.11  (58583) {G0,W3,D2,L1,V1,M1}  { subset( X, X ) }.
% 19.72/20.11  (58584) {G0,W5,D3,L2,V2,M2}  { empty( X ), ! empty( skol2( Y ) ) }.
% 19.72/20.11  (58585) {G0,W7,D3,L2,V1,M2}  { empty( X ), element( skol2( X ), powerset( X
% 19.72/20.11     ) ) }.
% 19.72/20.11  (58586) {G0,W3,D3,L1,V1,M1}  { empty( skol3( Y ) ) }.
% 19.72/20.11  (58587) {G0,W5,D3,L1,V1,M1}  { element( skol3( X ), powerset( X ) ) }.
% 19.72/20.11  (58588) {G0,W4,D2,L2,V1,M2}  { ! empty( X ), alpha7( X ) }.
% 19.72/20.11  (58589) {G0,W4,D2,L2,V1,M2}  { ! empty( X ), v5_membered( X ) }.
% 19.72/20.11  (58590) {G0,W4,D2,L2,V1,M2}  { ! alpha7( X ), alpha11( X ) }.
% 19.72/20.11  (58591) {G0,W4,D2,L2,V1,M2}  { ! alpha7( X ), v4_membered( X ) }.
% 19.72/20.11  (58592) {G0,W6,D2,L3,V1,M3}  { ! alpha11( X ), ! v4_membered( X ), alpha7( 
% 19.72/20.11    X ) }.
% 19.72/20.11  (58593) {G0,W4,D2,L2,V1,M2}  { ! alpha11( X ), v1_membered( X ) }.
% 19.72/20.11  (58594) {G0,W4,D2,L2,V1,M2}  { ! alpha11( X ), v2_membered( X ) }.
% 19.72/20.11  (58595) {G0,W4,D2,L2,V1,M2}  { ! alpha11( X ), v3_membered( X ) }.
% 19.72/20.11  (58596) {G0,W8,D2,L4,V1,M4}  { ! v1_membered( X ), ! v2_membered( X ), ! 
% 19.72/20.11    v3_membered( X ), alpha11( X ) }.
% 19.72/20.11  (58597) {G0,W8,D2,L3,V2,M3}  { ! element( X, Y ), empty( Y ), in( X, Y )
% 19.72/20.11     }.
% 19.72/20.11  (58598) {G0,W5,D2,L2,V1,M2}  { ! empty( X ), X = empty_set }.
% 19.72/20.11  (58599) {G0,W5,D2,L2,V2,M2}  { ! in( X, Y ), ! empty( Y ) }.
% 19.72/20.11  (58600) {G0,W7,D2,L3,V2,M3}  { ! empty( X ), X = Y, ! empty( Y ) }.
% 19.72/20.11  (58601) {G0,W11,D4,L2,V2,M2}  { ! element( Y, powerset( X ) ), 
% 19.72/20.11    subset_complement( X, subset_complement( X, Y ) ) = Y }.
% 19.72/20.11  (58602) {G0,W2,D2,L1,V0,M1}  { one_sorted_str( skol4 ) }.
% 19.72/20.11  (58603) {G0,W4,D3,L1,V1,M1}  { element( skol5( X ), X ) }.
% 19.72/20.11  (58604) {G0,W16,D3,L3,V3,M3}  { ! element( Y, powerset( X ) ), ! element( Z
% 19.72/20.11    , powerset( X ) ), subset_difference( X, Y, Z ) = set_difference( Y, Z )
% 19.72/20.11     }.
% 19.72/20.11  (58605) {G0,W1,D1,L1,V0,M1}  { && }.
% 19.72/20.11  (58606) {G0,W8,D4,L2,V1,M2}  { ! one_sorted_str( X ), element( 
% 19.72/20.11    cast_as_carrier_subset( X ), powerset( the_carrier( X ) ) ) }.
% 19.72/20.11  (58607) {G0,W10,D3,L2,V2,M2}  { ! element( Y, powerset( X ) ), element( 
% 19.72/20.11    subset_complement( X, Y ), powerset( X ) ) }.
% 19.72/20.11  (58608) {G0,W1,D1,L1,V0,M1}  { && }.
% 19.72/20.11  (58609) {G0,W15,D3,L3,V3,M3}  { ! element( Y, powerset( X ) ), ! element( Z
% 19.72/20.11    , powerset( X ) ), element( subset_difference( X, Y, Z ), powerset( X ) )
% 19.72/20.11     }.
% 19.72/20.11  (58610) {G0,W1,D1,L1,V0,M1}  { && }.
% 19.72/20.11  (58611) {G0,W1,D1,L1,V0,M1}  { && }.
% 19.72/20.11  (58612) {G0,W1,D1,L1,V0,M1}  { && }.
% 19.72/20.11  (58613) {G0,W3,D3,L1,V1,M1}  { ! empty( powerset( X ) ) }.
% 19.72/20.11  (58614) {G0,W7,D3,L2,V2,M2}  { ! element( X, powerset( Y ) ), subset( X, Y
% 19.72/20.11     ) }.
% 19.72/20.11  (58615) {G0,W7,D3,L2,V2,M2}  { ! subset( X, Y ), element( X, powerset( Y )
% 19.72/20.11     ) }.
% 19.72/20.11  (58616) {G0,W7,D3,L2,V1,M2}  { ! one_sorted_str( X ), 
% 19.72/20.11    cast_as_carrier_subset( X ) = the_carrier( X ) }.
% 19.72/20.11  (58617) {G0,W2,D2,L1,V0,M1}  { one_sorted_str( skol6 ) }.
% 19.72/20.11  (58618) {G0,W5,D4,L1,V0,M1}  { element( skol7, powerset( the_carrier( skol6
% 19.72/20.11     ) ) ) }.
% 19.72/20.11  (58619) {G0,W11,D4,L1,V0,M1}  { ! subset_complement( the_carrier( skol6 ), 
% 19.72/20.11    skol7 ) = subset_difference( the_carrier( skol6 ), cast_as_carrier_subset
% 19.72/20.11    ( skol6 ), skol7 ) }.
% 19.72/20.11  (58620) {G0,W11,D3,L2,V2,M2}  { ! element( Y, powerset( X ) ), 
% 19.72/20.11    subset_complement( X, Y ) = set_difference( X, Y ) }.
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Total Proof:
% 19.72/20.11  
% 19.72/20.11  subsumption: (86) {G0,W3,D2,L1,V1,M1} I { subset( X, X ) }.
% 19.72/20.11  parent0: (58583) {G0,W3,D2,L1,V1,M1}  { subset( X, X ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := X
% 19.72/20.11  end
% 19.72/20.11  permutation0:
% 19.72/20.11     0 ==> 0
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  subsumption: (107) {G0,W16,D3,L3,V3,M3} I { ! element( Y, powerset( X ) ), 
% 19.72/20.11    ! element( Z, powerset( X ) ), subset_difference( X, Y, Z ) ==> 
% 19.72/20.11    set_difference( Y, Z ) }.
% 19.72/20.11  parent0: (58604) {G0,W16,D3,L3,V3,M3}  { ! element( Y, powerset( X ) ), ! 
% 19.72/20.11    element( Z, powerset( X ) ), subset_difference( X, Y, Z ) = 
% 19.72/20.11    set_difference( Y, Z ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := X
% 19.72/20.11     Y := Y
% 19.72/20.11     Z := Z
% 19.72/20.11  end
% 19.72/20.11  permutation0:
% 19.72/20.11     0 ==> 0
% 19.72/20.11     1 ==> 1
% 19.72/20.11     2 ==> 2
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  subsumption: (113) {G0,W7,D3,L2,V2,M2} I { ! subset( X, Y ), element( X, 
% 19.72/20.11    powerset( Y ) ) }.
% 19.72/20.11  parent0: (58615) {G0,W7,D3,L2,V2,M2}  { ! subset( X, Y ), element( X, 
% 19.72/20.11    powerset( Y ) ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := X
% 19.72/20.11     Y := Y
% 19.72/20.11  end
% 19.72/20.11  permutation0:
% 19.72/20.11     0 ==> 0
% 19.72/20.11     1 ==> 1
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  eqswap: (58653) {G0,W7,D3,L2,V1,M2}  { the_carrier( X ) = 
% 19.72/20.11    cast_as_carrier_subset( X ), ! one_sorted_str( X ) }.
% 19.72/20.11  parent0[1]: (58616) {G0,W7,D3,L2,V1,M2}  { ! one_sorted_str( X ), 
% 19.72/20.11    cast_as_carrier_subset( X ) = the_carrier( X ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := X
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  subsumption: (114) {G0,W7,D3,L2,V1,M2} I { ! one_sorted_str( X ), 
% 19.72/20.11    the_carrier( X ) ==> cast_as_carrier_subset( X ) }.
% 19.72/20.11  parent0: (58653) {G0,W7,D3,L2,V1,M2}  { the_carrier( X ) = 
% 19.72/20.11    cast_as_carrier_subset( X ), ! one_sorted_str( X ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := X
% 19.72/20.11  end
% 19.72/20.11  permutation0:
% 19.72/20.11     0 ==> 1
% 19.72/20.11     1 ==> 0
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  subsumption: (115) {G0,W2,D2,L1,V0,M1} I { one_sorted_str( skol6 ) }.
% 19.72/20.11  parent0: (58617) {G0,W2,D2,L1,V0,M1}  { one_sorted_str( skol6 ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  permutation0:
% 19.72/20.11     0 ==> 0
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  subsumption: (116) {G0,W5,D4,L1,V0,M1} I { element( skol7, powerset( 
% 19.72/20.11    the_carrier( skol6 ) ) ) }.
% 19.72/20.11  parent0: (58618) {G0,W5,D4,L1,V0,M1}  { element( skol7, powerset( 
% 19.72/20.11    the_carrier( skol6 ) ) ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  permutation0:
% 19.72/20.11     0 ==> 0
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  eqswap: (58687) {G0,W11,D4,L1,V0,M1}  { ! subset_difference( the_carrier( 
% 19.72/20.11    skol6 ), cast_as_carrier_subset( skol6 ), skol7 ) = subset_complement( 
% 19.72/20.11    the_carrier( skol6 ), skol7 ) }.
% 19.72/20.11  parent0[0]: (58619) {G0,W11,D4,L1,V0,M1}  { ! subset_complement( 
% 19.72/20.11    the_carrier( skol6 ), skol7 ) = subset_difference( the_carrier( skol6 ), 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  subsumption: (117) {G0,W11,D4,L1,V0,M1} I { ! subset_difference( 
% 19.72/20.11    the_carrier( skol6 ), cast_as_carrier_subset( skol6 ), skol7 ) ==> 
% 19.72/20.11    subset_complement( the_carrier( skol6 ), skol7 ) }.
% 19.72/20.11  parent0: (58687) {G0,W11,D4,L1,V0,M1}  { ! subset_difference( the_carrier( 
% 19.72/20.11    skol6 ), cast_as_carrier_subset( skol6 ), skol7 ) = subset_complement( 
% 19.72/20.11    the_carrier( skol6 ), skol7 ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  permutation0:
% 19.72/20.11     0 ==> 0
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  subsumption: (118) {G0,W11,D3,L2,V2,M2} I { ! element( Y, powerset( X ) ), 
% 19.72/20.11    subset_complement( X, Y ) ==> set_difference( X, Y ) }.
% 19.72/20.11  parent0: (58620) {G0,W11,D3,L2,V2,M2}  { ! element( Y, powerset( X ) ), 
% 19.72/20.11    subset_complement( X, Y ) = set_difference( X, Y ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := X
% 19.72/20.11     Y := Y
% 19.72/20.11  end
% 19.72/20.11  permutation0:
% 19.72/20.11     0 ==> 0
% 19.72/20.11     1 ==> 1
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  resolution: (58701) {G1,W4,D3,L1,V1,M1}  { element( X, powerset( X ) ) }.
% 19.72/20.11  parent0[0]: (113) {G0,W7,D3,L2,V2,M2} I { ! subset( X, Y ), element( X, 
% 19.72/20.11    powerset( Y ) ) }.
% 19.72/20.11  parent1[0]: (86) {G0,W3,D2,L1,V1,M1} I { subset( X, X ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := X
% 19.72/20.11     Y := X
% 19.72/20.11  end
% 19.72/20.11  substitution1:
% 19.72/20.11     X := X
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  subsumption: (1097) {G1,W4,D3,L1,V1,M1} R(113,86) { element( X, powerset( X
% 19.72/20.11     ) ) }.
% 19.72/20.11  parent0: (58701) {G1,W4,D3,L1,V1,M1}  { element( X, powerset( X ) ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := X
% 19.72/20.11  end
% 19.72/20.11  permutation0:
% 19.72/20.11     0 ==> 0
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  eqswap: (58702) {G0,W16,D3,L3,V3,M3}  { set_difference( Y, Z ) ==> 
% 19.72/20.11    subset_difference( X, Y, Z ), ! element( Y, powerset( X ) ), ! element( Z
% 19.72/20.11    , powerset( X ) ) }.
% 19.72/20.11  parent0[2]: (107) {G0,W16,D3,L3,V3,M3} I { ! element( Y, powerset( X ) ), !
% 19.72/20.11     element( Z, powerset( X ) ), subset_difference( X, Y, Z ) ==> 
% 19.72/20.11    set_difference( Y, Z ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := X
% 19.72/20.11     Y := Y
% 19.72/20.11     Z := Z
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  resolution: (58703) {G1,W12,D3,L2,V2,M2}  { set_difference( X, Y ) ==> 
% 19.72/20.11    subset_difference( X, X, Y ), ! element( Y, powerset( X ) ) }.
% 19.72/20.11  parent0[1]: (58702) {G0,W16,D3,L3,V3,M3}  { set_difference( Y, Z ) ==> 
% 19.72/20.11    subset_difference( X, Y, Z ), ! element( Y, powerset( X ) ), ! element( Z
% 19.72/20.11    , powerset( X ) ) }.
% 19.72/20.11  parent1[0]: (1097) {G1,W4,D3,L1,V1,M1} R(113,86) { element( X, powerset( X
% 19.72/20.11     ) ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := X
% 19.72/20.11     Y := X
% 19.72/20.11     Z := Y
% 19.72/20.11  end
% 19.72/20.11  substitution1:
% 19.72/20.11     X := X
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  eqswap: (58706) {G1,W12,D3,L2,V2,M2}  { subset_difference( X, X, Y ) ==> 
% 19.72/20.11    set_difference( X, Y ), ! element( Y, powerset( X ) ) }.
% 19.72/20.11  parent0[0]: (58703) {G1,W12,D3,L2,V2,M2}  { set_difference( X, Y ) ==> 
% 19.72/20.11    subset_difference( X, X, Y ), ! element( Y, powerset( X ) ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := X
% 19.72/20.11     Y := Y
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  subsumption: (1099) {G2,W12,D3,L2,V2,M2} R(1097,107) { ! element( X, 
% 19.72/20.11    powerset( Y ) ), subset_difference( Y, Y, X ) ==> set_difference( Y, X )
% 19.72/20.11     }.
% 19.72/20.11  parent0: (58706) {G1,W12,D3,L2,V2,M2}  { subset_difference( X, X, Y ) ==> 
% 19.72/20.11    set_difference( X, Y ), ! element( Y, powerset( X ) ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := Y
% 19.72/20.11     Y := X
% 19.72/20.11  end
% 19.72/20.11  permutation0:
% 19.72/20.11     0 ==> 1
% 19.72/20.11     1 ==> 0
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  eqswap: (58707) {G0,W7,D3,L2,V1,M2}  { cast_as_carrier_subset( X ) ==> 
% 19.72/20.11    the_carrier( X ), ! one_sorted_str( X ) }.
% 19.72/20.11  parent0[1]: (114) {G0,W7,D3,L2,V1,M2} I { ! one_sorted_str( X ), 
% 19.72/20.11    the_carrier( X ) ==> cast_as_carrier_subset( X ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := X
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  resolution: (58708) {G1,W5,D3,L1,V0,M1}  { cast_as_carrier_subset( skol6 ) 
% 19.72/20.11    ==> the_carrier( skol6 ) }.
% 19.72/20.11  parent0[1]: (58707) {G0,W7,D3,L2,V1,M2}  { cast_as_carrier_subset( X ) ==> 
% 19.72/20.11    the_carrier( X ), ! one_sorted_str( X ) }.
% 19.72/20.11  parent1[0]: (115) {G0,W2,D2,L1,V0,M1} I { one_sorted_str( skol6 ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := skol6
% 19.72/20.11  end
% 19.72/20.11  substitution1:
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  eqswap: (58709) {G1,W5,D3,L1,V0,M1}  { the_carrier( skol6 ) ==> 
% 19.72/20.11    cast_as_carrier_subset( skol6 ) }.
% 19.72/20.11  parent0[0]: (58708) {G1,W5,D3,L1,V0,M1}  { cast_as_carrier_subset( skol6 ) 
% 19.72/20.11    ==> the_carrier( skol6 ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  subsumption: (1118) {G1,W5,D3,L1,V0,M1} R(114,115) { the_carrier( skol6 ) 
% 19.72/20.11    ==> cast_as_carrier_subset( skol6 ) }.
% 19.72/20.11  parent0: (58709) {G1,W5,D3,L1,V0,M1}  { the_carrier( skol6 ) ==> 
% 19.72/20.11    cast_as_carrier_subset( skol6 ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  permutation0:
% 19.72/20.11     0 ==> 0
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  paramod: (58711) {G1,W5,D4,L1,V0,M1}  { element( skol7, powerset( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ) ) ) }.
% 19.72/20.11  parent0[0]: (1118) {G1,W5,D3,L1,V0,M1} R(114,115) { the_carrier( skol6 ) 
% 19.72/20.11    ==> cast_as_carrier_subset( skol6 ) }.
% 19.72/20.11  parent1[0; 3]: (116) {G0,W5,D4,L1,V0,M1} I { element( skol7, powerset( 
% 19.72/20.11    the_carrier( skol6 ) ) ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  substitution1:
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  subsumption: (1130) {G2,W5,D4,L1,V0,M1} S(116);d(1118) { element( skol7, 
% 19.72/20.11    powerset( cast_as_carrier_subset( skol6 ) ) ) }.
% 19.72/20.11  parent0: (58711) {G1,W5,D4,L1,V0,M1}  { element( skol7, powerset( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ) ) ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  permutation0:
% 19.72/20.11     0 ==> 0
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  paramod: (58715) {G1,W11,D4,L1,V0,M1}  { ! subset_difference( the_carrier( 
% 19.72/20.11    skol6 ), cast_as_carrier_subset( skol6 ), skol7 ) ==> subset_complement( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  parent0[0]: (1118) {G1,W5,D3,L1,V0,M1} R(114,115) { the_carrier( skol6 ) 
% 19.72/20.11    ==> cast_as_carrier_subset( skol6 ) }.
% 19.72/20.11  parent1[0; 9]: (117) {G0,W11,D4,L1,V0,M1} I { ! subset_difference( 
% 19.72/20.11    the_carrier( skol6 ), cast_as_carrier_subset( skol6 ), skol7 ) ==> 
% 19.72/20.11    subset_complement( the_carrier( skol6 ), skol7 ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  substitution1:
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  paramod: (58716) {G2,W11,D4,L1,V0,M1}  { ! subset_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), cast_as_carrier_subset( skol6 ), skol7 )
% 19.72/20.11     ==> subset_complement( cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  parent0[0]: (1118) {G1,W5,D3,L1,V0,M1} R(114,115) { the_carrier( skol6 ) 
% 19.72/20.11    ==> cast_as_carrier_subset( skol6 ) }.
% 19.72/20.11  parent1[0; 3]: (58715) {G1,W11,D4,L1,V0,M1}  { ! subset_difference( 
% 19.72/20.11    the_carrier( skol6 ), cast_as_carrier_subset( skol6 ), skol7 ) ==> 
% 19.72/20.11    subset_complement( cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  substitution1:
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  subsumption: (1144) {G2,W11,D4,L1,V0,M1} S(117);d(1118) { ! 
% 19.72/20.11    subset_difference( cast_as_carrier_subset( skol6 ), 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) ==> subset_complement( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  parent0: (58716) {G2,W11,D4,L1,V0,M1}  { ! subset_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), cast_as_carrier_subset( skol6 ), skol7 )
% 19.72/20.11     ==> subset_complement( cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  permutation0:
% 19.72/20.11     0 ==> 0
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  eqswap: (58720) {G0,W11,D3,L2,V2,M2}  { set_difference( X, Y ) ==> 
% 19.72/20.11    subset_complement( X, Y ), ! element( Y, powerset( X ) ) }.
% 19.72/20.11  parent0[1]: (118) {G0,W11,D3,L2,V2,M2} I { ! element( Y, powerset( X ) ), 
% 19.72/20.11    subset_complement( X, Y ) ==> set_difference( X, Y ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := X
% 19.72/20.11     Y := Y
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  resolution: (58721) {G1,W9,D4,L1,V0,M1}  { set_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) ==> subset_complement( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  parent0[1]: (58720) {G0,W11,D3,L2,V2,M2}  { set_difference( X, Y ) ==> 
% 19.72/20.11    subset_complement( X, Y ), ! element( Y, powerset( X ) ) }.
% 19.72/20.11  parent1[0]: (1130) {G2,W5,D4,L1,V0,M1} S(116);d(1118) { element( skol7, 
% 19.72/20.11    powerset( cast_as_carrier_subset( skol6 ) ) ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := cast_as_carrier_subset( skol6 )
% 19.72/20.11     Y := skol7
% 19.72/20.11  end
% 19.72/20.11  substitution1:
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  eqswap: (58722) {G1,W9,D4,L1,V0,M1}  { subset_complement( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) ==> set_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  parent0[0]: (58721) {G1,W9,D4,L1,V0,M1}  { set_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) ==> subset_complement( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  subsumption: (1957) {G3,W9,D4,L1,V0,M1} R(1130,118) { subset_complement( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) ==> set_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  parent0: (58722) {G1,W9,D4,L1,V0,M1}  { subset_complement( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) ==> set_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  permutation0:
% 19.72/20.11     0 ==> 0
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  paramod: (58725) {G3,W11,D4,L1,V0,M1}  { ! subset_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), cast_as_carrier_subset( skol6 ), skol7 )
% 19.72/20.11     ==> set_difference( cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  parent0[0]: (1957) {G3,W9,D4,L1,V0,M1} R(1130,118) { subset_complement( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) ==> set_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  parent1[0; 8]: (1144) {G2,W11,D4,L1,V0,M1} S(117);d(1118) { ! 
% 19.72/20.11    subset_difference( cast_as_carrier_subset( skol6 ), 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) ==> subset_complement( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  substitution1:
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  subsumption: (20357) {G4,W11,D4,L1,V0,M1} S(1144);d(1957) { ! 
% 19.72/20.11    subset_difference( cast_as_carrier_subset( skol6 ), 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) ==> set_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  parent0: (58725) {G3,W11,D4,L1,V0,M1}  { ! subset_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), cast_as_carrier_subset( skol6 ), skol7 )
% 19.72/20.11     ==> set_difference( cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  permutation0:
% 19.72/20.11     0 ==> 0
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  eqswap: (58727) {G2,W12,D3,L2,V2,M2}  { set_difference( X, Y ) ==> 
% 19.72/20.11    subset_difference( X, X, Y ), ! element( Y, powerset( X ) ) }.
% 19.72/20.11  parent0[1]: (1099) {G2,W12,D3,L2,V2,M2} R(1097,107) { ! element( X, 
% 19.72/20.11    powerset( Y ) ), subset_difference( Y, Y, X ) ==> set_difference( Y, X )
% 19.72/20.11     }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := Y
% 19.72/20.11     Y := X
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  eqswap: (58728) {G4,W11,D4,L1,V0,M1}  { ! set_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) ==> subset_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), cast_as_carrier_subset( skol6 ), skol7 )
% 19.72/20.11     }.
% 19.72/20.11  parent0[0]: (20357) {G4,W11,D4,L1,V0,M1} S(1144);d(1957) { ! 
% 19.72/20.11    subset_difference( cast_as_carrier_subset( skol6 ), 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) ==> set_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  resolution: (58729) {G3,W11,D4,L1,V0,M1}  { set_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) ==> subset_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), cast_as_carrier_subset( skol6 ), skol7 )
% 19.72/20.11     }.
% 19.72/20.11  parent0[1]: (58727) {G2,W12,D3,L2,V2,M2}  { set_difference( X, Y ) ==> 
% 19.72/20.11    subset_difference( X, X, Y ), ! element( Y, powerset( X ) ) }.
% 19.72/20.11  parent1[0]: (1130) {G2,W5,D4,L1,V0,M1} S(116);d(1118) { element( skol7, 
% 19.72/20.11    powerset( cast_as_carrier_subset( skol6 ) ) ) }.
% 19.72/20.11  substitution0:
% 19.72/20.11     X := cast_as_carrier_subset( skol6 )
% 19.72/20.11     Y := skol7
% 19.72/20.11  end
% 19.72/20.11  substitution1:
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  resolution: (58730) {G4,W0,D0,L0,V0,M0}  {  }.
% 19.72/20.11  parent0[0]: (58728) {G4,W11,D4,L1,V0,M1}  { ! set_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) ==> subset_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), cast_as_carrier_subset( skol6 ), skol7 )
% 19.72/20.11     }.
% 19.72/20.11  parent1[0]: (58729) {G3,W11,D4,L1,V0,M1}  { set_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), skol7 ) ==> subset_difference( 
% 19.72/20.11    cast_as_carrier_subset( skol6 ), cast_as_carrier_subset( skol6 ), skol7 )
% 19.72/20.11     }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  substitution1:
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  subsumption: (58495) {G5,W0,D0,L0,V0,M0} R(1099,1130);r(20357) {  }.
% 19.72/20.11  parent0: (58730) {G4,W0,D0,L0,V0,M0}  {  }.
% 19.72/20.11  substitution0:
% 19.72/20.11  end
% 19.72/20.11  permutation0:
% 19.72/20.11  end
% 19.72/20.11  
% 19.72/20.11  Proof check complete!
% 19.72/20.11  
% 19.72/20.11  Memory use:
% 19.72/20.11  
% 19.72/20.11  space for terms:        732218
% 19.72/20.11  space for clauses:      2305276
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  clauses generated:      315846
% 19.72/20.11  clauses kept:           58496
% 19.72/20.11  clauses selected:       2999
% 19.72/20.11  clauses deleted:        3482
% 19.72/20.11  clauses inuse deleted:  195
% 19.72/20.11  
% 19.72/20.11  subsentry:          1930126
% 19.72/20.11  literals s-matched: 1239030
% 19.72/20.11  literals matched:   1101021
% 19.72/20.11  full subsumption:   115692
% 19.72/20.11  
% 19.72/20.11  checksum:           -1190623722
% 19.72/20.11  
% 19.72/20.11  
% 19.72/20.11  Bliksem ended
%------------------------------------------------------------------------------