TSTP Solution File: SET926+1 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : SET926+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n006.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 : Mon Jul 18 22:53:25 EDT 2022

% Result   : Theorem 0.44s 1.11s
% Output   : Refutation 0.44s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SET926+1 : TPTP v8.1.0. Released v3.2.0.
% 0.07/0.13  % Command  : bliksem %s
% 0.13/0.34  % Computer : n006.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % DateTime : Sun Jul 10 09:48:51 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.44/1.11  *** allocated 10000 integers for termspace/termends
% 0.44/1.11  *** allocated 10000 integers for clauses
% 0.44/1.11  *** allocated 10000 integers for justifications
% 0.44/1.11  Bliksem 1.12
% 0.44/1.11  
% 0.44/1.11  
% 0.44/1.11  Automatic Strategy Selection
% 0.44/1.11  
% 0.44/1.11  
% 0.44/1.11  Clauses:
% 0.44/1.11  
% 0.44/1.11  { ! in( X, Y ), ! in( Y, X ) }.
% 0.44/1.11  { empty( empty_set ) }.
% 0.44/1.11  { ! set_difference( singleton( X ), Y ) = singleton( X ), ! in( X, Y ) }.
% 0.44/1.11  { in( X, Y ), set_difference( singleton( X ), Y ) = singleton( X ) }.
% 0.44/1.11  { ! set_difference( singleton( X ), Y ) = empty_set, in( X, Y ) }.
% 0.44/1.11  { ! in( X, Y ), set_difference( singleton( X ), Y ) = empty_set }.
% 0.44/1.11  { empty( skol1 ) }.
% 0.44/1.11  { ! empty( skol2 ) }.
% 0.44/1.11  { ! set_difference( singleton( skol3 ), skol4 ) = empty_set }.
% 0.44/1.11  { ! set_difference( singleton( skol3 ), skol4 ) = singleton( skol3 ) }.
% 0.44/1.11  
% 0.44/1.11  percentage equality = 0.400000, percentage horn = 0.900000
% 0.44/1.11  This is a problem with some equality
% 0.44/1.11  
% 0.44/1.11  
% 0.44/1.11  
% 0.44/1.11  Options Used:
% 0.44/1.11  
% 0.44/1.11  useres =            1
% 0.44/1.11  useparamod =        1
% 0.44/1.11  useeqrefl =         1
% 0.44/1.11  useeqfact =         1
% 0.44/1.11  usefactor =         1
% 0.44/1.11  usesimpsplitting =  0
% 0.44/1.11  usesimpdemod =      5
% 0.44/1.11  usesimpres =        3
% 0.44/1.11  
% 0.44/1.11  resimpinuse      =  1000
% 0.44/1.11  resimpclauses =     20000
% 0.44/1.11  substype =          eqrewr
% 0.44/1.11  backwardsubs =      1
% 0.44/1.11  selectoldest =      5
% 0.44/1.11  
% 0.44/1.11  litorderings [0] =  split
% 0.44/1.11  litorderings [1] =  extend the termordering, first sorting on arguments
% 0.44/1.11  
% 0.44/1.11  termordering =      kbo
% 0.44/1.11  
% 0.44/1.11  litapriori =        0
% 0.44/1.11  termapriori =       1
% 0.44/1.11  litaposteriori =    0
% 0.44/1.11  termaposteriori =   0
% 0.44/1.11  demodaposteriori =  0
% 0.44/1.11  ordereqreflfact =   0
% 0.44/1.11  
% 0.44/1.11  litselect =         negord
% 0.44/1.11  
% 0.44/1.11  maxweight =         15
% 0.44/1.11  maxdepth =          30000
% 0.44/1.11  maxlength =         115
% 0.44/1.11  maxnrvars =         195
% 0.44/1.11  excuselevel =       1
% 0.44/1.11  increasemaxweight = 1
% 0.44/1.11  
% 0.44/1.11  maxselected =       10000000
% 0.44/1.11  maxnrclauses =      10000000
% 0.44/1.11  
% 0.44/1.11  showgenerated =    0
% 0.44/1.11  showkept =         0
% 0.44/1.11  showselected =     0
% 0.44/1.11  showdeleted =      0
% 0.44/1.11  showresimp =       1
% 0.44/1.11  showstatus =       2000
% 0.44/1.11  
% 0.44/1.11  prologoutput =     0
% 0.44/1.11  nrgoals =          5000000
% 0.44/1.11  totalproof =       1
% 0.44/1.11  
% 0.44/1.11  Symbols occurring in the translation:
% 0.44/1.11  
% 0.44/1.11  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.44/1.11  .  [1, 2]      (w:1, o:20, a:1, s:1, b:0), 
% 0.44/1.11  !  [4, 1]      (w:0, o:13, a:1, s:1, b:0), 
% 0.44/1.11  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.44/1.11  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.44/1.11  in  [37, 2]      (w:1, o:44, a:1, s:1, b:0), 
% 0.44/1.11  empty_set  [38, 0]      (w:1, o:8, a:1, s:1, b:0), 
% 0.44/1.11  empty  [39, 1]      (w:1, o:18, a:1, s:1, b:0), 
% 0.44/1.11  singleton  [40, 1]      (w:1, o:19, a:1, s:1, b:0), 
% 0.44/1.11  set_difference  [41, 2]      (w:1, o:45, a:1, s:1, b:0), 
% 0.44/1.11  skol1  [42, 0]      (w:1, o:9, a:1, s:1, b:1), 
% 0.44/1.11  skol2  [43, 0]      (w:1, o:10, a:1, s:1, b:1), 
% 0.44/1.11  skol3  [44, 0]      (w:1, o:11, a:1, s:1, b:1), 
% 0.44/1.11  skol4  [45, 0]      (w:1, o:12, a:1, s:1, b:1).
% 0.44/1.11  
% 0.44/1.11  
% 0.44/1.11  Starting Search:
% 0.44/1.11  
% 0.44/1.11  
% 0.44/1.11  Bliksems!, er is een bewijs:
% 0.44/1.11  % SZS status Theorem
% 0.44/1.11  % SZS output start Refutation
% 0.44/1.11  
% 0.44/1.11  (3) {G0,W10,D4,L2,V2,M2} I { in( X, Y ), set_difference( singleton( X ), Y
% 0.44/1.11     ) ==> singleton( X ) }.
% 0.44/1.11  (5) {G0,W9,D4,L2,V2,M2} I { ! in( X, Y ), set_difference( singleton( X ), Y
% 0.44/1.11     ) ==> empty_set }.
% 0.44/1.11  (8) {G0,W6,D4,L1,V0,M1} I { ! set_difference( singleton( skol3 ), skol4 ) 
% 0.44/1.11    ==> empty_set }.
% 0.44/1.11  (9) {G0,W7,D4,L1,V0,M1} I { ! set_difference( singleton( skol3 ), skol4 ) 
% 0.44/1.11    ==> singleton( skol3 ) }.
% 0.44/1.11  (12) {G1,W3,D2,L1,V0,M1} R(3,9) { in( skol3, skol4 ) }.
% 0.44/1.11  (17) {G2,W0,D0,L0,V0,M0} R(5,12);r(8) {  }.
% 0.44/1.11  
% 0.44/1.11  
% 0.44/1.11  % SZS output end Refutation
% 0.44/1.11  found a proof!
% 0.44/1.11  
% 0.44/1.11  
% 0.44/1.11  Unprocessed initial clauses:
% 0.44/1.11  
% 0.44/1.11  (19) {G0,W6,D2,L2,V2,M2}  { ! in( X, Y ), ! in( Y, X ) }.
% 0.44/1.11  (20) {G0,W2,D2,L1,V0,M1}  { empty( empty_set ) }.
% 0.44/1.11  (21) {G0,W10,D4,L2,V2,M2}  { ! set_difference( singleton( X ), Y ) = 
% 0.44/1.11    singleton( X ), ! in( X, Y ) }.
% 0.44/1.11  (22) {G0,W10,D4,L2,V2,M2}  { in( X, Y ), set_difference( singleton( X ), Y
% 0.44/1.11     ) = singleton( X ) }.
% 0.44/1.11  (23) {G0,W9,D4,L2,V2,M2}  { ! set_difference( singleton( X ), Y ) = 
% 0.44/1.11    empty_set, in( X, Y ) }.
% 0.44/1.11  (24) {G0,W9,D4,L2,V2,M2}  { ! in( X, Y ), set_difference( singleton( X ), Y
% 0.44/1.11     ) = empty_set }.
% 0.44/1.11  (25) {G0,W2,D2,L1,V0,M1}  { empty( skol1 ) }.
% 0.44/1.11  (26) {G0,W2,D2,L1,V0,M1}  { ! empty( skol2 ) }.
% 0.44/1.11  (27) {G0,W6,D4,L1,V0,M1}  { ! set_difference( singleton( skol3 ), skol4 ) =
% 0.44/1.11     empty_set }.
% 0.44/1.11  (28) {G0,W7,D4,L1,V0,M1}  { ! set_difference( singleton( skol3 ), skol4 ) =
% 0.44/1.11     singleton( skol3 ) }.
% 0.44/1.11  
% 0.44/1.11  
% 0.44/1.11  Total Proof:
% 0.44/1.11  
% 0.44/1.11  subsumption: (3) {G0,W10,D4,L2,V2,M2} I { in( X, Y ), set_difference( 
% 0.44/1.11    singleton( X ), Y ) ==> singleton( X ) }.
% 0.44/1.11  parent0: (22) {G0,W10,D4,L2,V2,M2}  { in( X, Y ), set_difference( singleton
% 0.44/1.11    ( X ), Y ) = singleton( X ) }.
% 0.44/1.11  substitution0:
% 0.44/1.11     X := X
% 0.44/1.11     Y := Y
% 0.44/1.11  end
% 0.44/1.11  permutation0:
% 0.44/1.11     0 ==> 0
% 0.44/1.11     1 ==> 1
% 0.44/1.11  end
% 0.44/1.11  
% 0.44/1.11  subsumption: (5) {G0,W9,D4,L2,V2,M2} I { ! in( X, Y ), set_difference( 
% 0.44/1.11    singleton( X ), Y ) ==> empty_set }.
% 0.44/1.11  parent0: (24) {G0,W9,D4,L2,V2,M2}  { ! in( X, Y ), set_difference( 
% 0.44/1.11    singleton( X ), Y ) = empty_set }.
% 0.44/1.11  substitution0:
% 0.44/1.11     X := X
% 0.44/1.11     Y := Y
% 0.44/1.11  end
% 0.44/1.11  permutation0:
% 0.44/1.11     0 ==> 0
% 0.44/1.11     1 ==> 1
% 0.44/1.11  end
% 0.44/1.11  
% 0.44/1.11  subsumption: (8) {G0,W6,D4,L1,V0,M1} I { ! set_difference( singleton( skol3
% 0.44/1.11     ), skol4 ) ==> empty_set }.
% 0.44/1.11  parent0: (27) {G0,W6,D4,L1,V0,M1}  { ! set_difference( singleton( skol3 ), 
% 0.44/1.11    skol4 ) = empty_set }.
% 0.44/1.11  substitution0:
% 0.44/1.11  end
% 0.44/1.11  permutation0:
% 0.44/1.11     0 ==> 0
% 0.44/1.11  end
% 0.44/1.11  
% 0.44/1.11  subsumption: (9) {G0,W7,D4,L1,V0,M1} I { ! set_difference( singleton( skol3
% 0.44/1.11     ), skol4 ) ==> singleton( skol3 ) }.
% 0.44/1.11  parent0: (28) {G0,W7,D4,L1,V0,M1}  { ! set_difference( singleton( skol3 ), 
% 0.44/1.11    skol4 ) = singleton( skol3 ) }.
% 0.44/1.11  substitution0:
% 0.44/1.11  end
% 0.44/1.11  permutation0:
% 0.44/1.11     0 ==> 0
% 0.44/1.11  end
% 0.44/1.11  
% 0.44/1.11  eqswap: (50) {G0,W10,D4,L2,V2,M2}  { singleton( X ) ==> set_difference( 
% 0.44/1.11    singleton( X ), Y ), in( X, Y ) }.
% 0.44/1.11  parent0[1]: (3) {G0,W10,D4,L2,V2,M2} I { in( X, Y ), set_difference( 
% 0.44/1.11    singleton( X ), Y ) ==> singleton( X ) }.
% 0.44/1.11  substitution0:
% 0.44/1.11     X := X
% 0.44/1.11     Y := Y
% 0.44/1.11  end
% 0.44/1.11  
% 0.44/1.11  eqswap: (51) {G0,W7,D4,L1,V0,M1}  { ! singleton( skol3 ) ==> set_difference
% 0.44/1.11    ( singleton( skol3 ), skol4 ) }.
% 0.44/1.11  parent0[0]: (9) {G0,W7,D4,L1,V0,M1} I { ! set_difference( singleton( skol3
% 0.44/1.11     ), skol4 ) ==> singleton( skol3 ) }.
% 0.44/1.11  substitution0:
% 0.44/1.11  end
% 0.44/1.11  
% 0.44/1.11  resolution: (52) {G1,W3,D2,L1,V0,M1}  { in( skol3, skol4 ) }.
% 0.44/1.11  parent0[0]: (51) {G0,W7,D4,L1,V0,M1}  { ! singleton( skol3 ) ==> 
% 0.44/1.11    set_difference( singleton( skol3 ), skol4 ) }.
% 0.44/1.11  parent1[0]: (50) {G0,W10,D4,L2,V2,M2}  { singleton( X ) ==> set_difference
% 0.44/1.11    ( singleton( X ), Y ), in( X, Y ) }.
% 0.44/1.11  substitution0:
% 0.44/1.11  end
% 0.44/1.11  substitution1:
% 0.44/1.11     X := skol3
% 0.44/1.11     Y := skol4
% 0.44/1.11  end
% 0.44/1.11  
% 0.44/1.11  subsumption: (12) {G1,W3,D2,L1,V0,M1} R(3,9) { in( skol3, skol4 ) }.
% 0.44/1.11  parent0: (52) {G1,W3,D2,L1,V0,M1}  { in( skol3, skol4 ) }.
% 0.44/1.11  substitution0:
% 0.44/1.11  end
% 0.44/1.11  permutation0:
% 0.44/1.11     0 ==> 0
% 0.44/1.11  end
% 0.44/1.11  
% 0.44/1.11  eqswap: (53) {G0,W9,D4,L2,V2,M2}  { empty_set ==> set_difference( singleton
% 0.44/1.11    ( X ), Y ), ! in( X, Y ) }.
% 0.44/1.11  parent0[1]: (5) {G0,W9,D4,L2,V2,M2} I { ! in( X, Y ), set_difference( 
% 0.44/1.11    singleton( X ), Y ) ==> empty_set }.
% 0.44/1.11  substitution0:
% 0.44/1.11     X := X
% 0.44/1.11     Y := Y
% 0.44/1.11  end
% 0.44/1.11  
% 0.44/1.11  eqswap: (54) {G0,W6,D4,L1,V0,M1}  { ! empty_set ==> set_difference( 
% 0.44/1.11    singleton( skol3 ), skol4 ) }.
% 0.44/1.11  parent0[0]: (8) {G0,W6,D4,L1,V0,M1} I { ! set_difference( singleton( skol3
% 0.44/1.11     ), skol4 ) ==> empty_set }.
% 0.44/1.11  substitution0:
% 0.44/1.11  end
% 0.44/1.11  
% 0.44/1.11  resolution: (55) {G1,W6,D4,L1,V0,M1}  { empty_set ==> set_difference( 
% 0.44/1.11    singleton( skol3 ), skol4 ) }.
% 0.44/1.11  parent0[1]: (53) {G0,W9,D4,L2,V2,M2}  { empty_set ==> set_difference( 
% 0.44/1.11    singleton( X ), Y ), ! in( X, Y ) }.
% 0.44/1.11  parent1[0]: (12) {G1,W3,D2,L1,V0,M1} R(3,9) { in( skol3, skol4 ) }.
% 0.44/1.11  substitution0:
% 0.44/1.11     X := skol3
% 0.44/1.11     Y := skol4
% 0.44/1.11  end
% 0.44/1.11  substitution1:
% 0.44/1.11  end
% 0.44/1.11  
% 0.44/1.11  resolution: (56) {G1,W0,D0,L0,V0,M0}  {  }.
% 0.44/1.11  parent0[0]: (54) {G0,W6,D4,L1,V0,M1}  { ! empty_set ==> set_difference( 
% 0.44/1.11    singleton( skol3 ), skol4 ) }.
% 0.44/1.11  parent1[0]: (55) {G1,W6,D4,L1,V0,M1}  { empty_set ==> set_difference( 
% 0.44/1.11    singleton( skol3 ), skol4 ) }.
% 0.44/1.11  substitution0:
% 0.44/1.11  end
% 0.44/1.11  substitution1:
% 0.44/1.11  end
% 0.44/1.11  
% 0.44/1.11  subsumption: (17) {G2,W0,D0,L0,V0,M0} R(5,12);r(8) {  }.
% 0.44/1.11  parent0: (56) {G1,W0,D0,L0,V0,M0}  {  }.
% 0.44/1.11  substitution0:
% 0.44/1.11  end
% 0.44/1.11  permutation0:
% 0.44/1.11  end
% 0.44/1.11  
% 0.44/1.11  Proof check complete!
% 0.44/1.11  
% 0.44/1.11  Memory use:
% 0.44/1.11  
% 0.44/1.11  space for terms:        281
% 0.44/1.11  space for clauses:      1063
% 0.44/1.11  
% 0.44/1.11  
% 0.44/1.11  clauses generated:      32
% 0.44/1.11  clauses kept:           18
% 0.44/1.11  clauses selected:       14
% 0.44/1.11  clauses deleted:        2
% 0.44/1.11  clauses inuse deleted:  0
% 0.44/1.11  
% 0.44/1.11  subsentry:          128
% 0.44/1.11  literals s-matched: 64
% 0.44/1.11  literals matched:   64
% 0.44/1.11  full subsumption:   0
% 0.44/1.11  
% 0.44/1.11  checksum:           -1107472772
% 0.44/1.11  
% 0.44/1.11  
% 0.44/1.11  Bliksem ended
%------------------------------------------------------------------------------